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  • Introduction
    • Overview of connection types
      • Which pipe fits which connection?
        • Reciprocating compressors
          • Di/Da-Designation of connections
            • Suction and discharge gas connections
              • Single compressors
                • Tandem compressors
                  • R744 compressors subcritical application
                    • R744 compressors transcritical application
                      • Details on the connections
                        • For refrigerant R744
                          • Valve Di10/Da14/TX
                            • Valve Di12/Da17/TX/LA35
                              • Valve Di12/Da17/TX/LA42
                                • Valve Di16/Da22/TX/LA42
                                  • Valve Di16/Da22/TX/LA52
                                    • Valve Di16/Da22/TT
                                      • Valve Di18/Klemm
                                        • Valve Di19/Da25/TX
                                          • Valve Di19/Da25/TT
                                            • Valve Di22/Da30/TT/LA42
                                              • Valve Di22/Da30/TT/LA52
                                                • Valve Di22/Da30/TX/LA42
                                                  • Valve Di22/Da30/TX/LA52
                                                    • Valve Di22/Da30/TX/LA66
                                                      • Valve Di28/Da35/RL
                                                        • Valve Di28/Da35/TT/LA52
                                                          • Valve Di28/Da35/TT/LA56
                                                            • Valve Di28/Da35/TT/LA66
                                                              • Valve Di28/Da35/TX/LA56
                                                                • Valve Di28/Da35/TX/LA66
                                                                  • Valve Di28/Da35/TX/LA66
                                                                    • Valve Di28/Klemm
                                                                      • Valve Di35/Da42/RX
                                                                        • Valve Di35/Da42/RL
                                                                          • Valve Di35/Da42/TT
                                                                            • Valve Di35/Da42/TX/LA66
                                                                              • Valve Di35/Da42/TX/LA70
                                                                                • Valve Di35/Da42/TX/LA80
                                                                                  • Valve Di41/Da48/TX
                                                                                    • Valve Di54/Da60/TX
                                                                                      • Valve Di68/Da76/TX
                                                                                      • Blind flange 367 017 01
                                                                                        • Blind flange 367 015 35
                                                                                          • Blind flange 367 127 01
                                                                                            • Blind flange 367 126 03
                                                                                              • Blind flange 367 126 08
                                                                                                • Blind flange 367 126 10
                                                                                                  • Blind flange 367 015 01
                                                                                                    • Blind flange 367 126 09
                                                                                                      • Valve Di12/DaXX/TX
                                                                                                        • Valve Di16/DaXX/TX
                                                                                                          • Valve Di22/DaXX/TT
                                                                                                            • Valve Di22/DaXX/TX/LA42
                                                                                                              • Valve Di22/DaXX/TX/LA66
                                                                                                                • Valve Di28/DaXX/36/TX
                                                                                                                  • Valve Di28/DaXX/50/TX
                                                                                                                    • Valve Di28/DaXX/RX with connection piece
                                                                                                                      • Valve Di35/DaXX/36/TX
                                                                                                                        • Valve Di35/DaXX/50/TX
                                                                                                                          • Valve Di35/DaXX/RL
                                                                                                                            • Valve Di35/DaXX/RX
                                                                                                                              • Valve Di42/Da48/TX
                                                                                                                                • Valve D42L–1 5/8''–DN40
                                                                                                                                  • Valve D54L–2 1/8''–DN50
                                                                                                                                    • Valve D64L–2 5/8''–DN80
                                                                                                                                      • Valve D76L–3 1/8''–DN80
                                                                                                                                        • Bush D54L–2 1/8''–DN50
                                                                                                                                          • Bush D64L–2 5/8''–DN65
                                                                                                                                            • Bush D76L–3 1/8''–DN80–D105
                                                                                                                                          • Further connections and compressors
                                                                                                                                          • Screw compressors
                                                                                                                                            • Brazing-welding designation of connections
                                                                                                                                              • Suction and discharge gas connections
                                                                                                                                                • HS. series
                                                                                                                                                  • OS. series
                                                                                                                                                    • CS. series
                                                                                                                                                      • Details on the bushes / flanges
                                                                                                                                                        • Bush D42L–1 5/8''–DN40–D57
                                                                                                                                                          • Bush D42L–1 5/8''–DN40–D70
                                                                                                                                                            • Bush D54L–2 1/8''–DN50
                                                                                                                                                              • Bush D64L–2 5/8''–DN50
                                                                                                                                                                • Bush D64L–2 5/8''–DN65
                                                                                                                                                                  • Bush D76L–3 1/8''–DN80–D105
                                                                                                                                                                    • Bush D76L–3 1/8''–DN80–D130
                                                                                                                                                                      • Bush D89L–3 1/2''–DN100
                                                                                                                                                                        • Bush D105L–4 1/8''–DN100
                                                                                                                                                                          • Bush D108L–4 1/4''–D100
                                                                                                                                                                            • Flange D130,5L
                                                                                                                                                                              • Flange D134L–DN125
                                                                                                                                                                                • Flange DN125
                                                                                                                                                                                  • Flange DN150
                                                                                                                                                                                    • Flange DN200
                                                                                                                                                                                    • Details on the valves
                                                                                                                                                                                      • For refrigerant R717
                                                                                                                                                                                        • Valve D35L–1 3/4"–DN32 for R717
                                                                                                                                                                                          • Valve D54L–2 1/8"–DN50 for R717
                                                                                                                                                                                            • Valve D76L–3 1/8''–DN80 for R717
                                                                                                                                                                                              • Valve D76L–3 1/8''–DN100 for R717
                                                                                                                                                                                                • Valve D89L–3 1/2"–DN100 for R717
                                                                                                                                                                                                  • Valve D105L–4 1/8''–DN100 for R717 (1)
                                                                                                                                                                                                    • Valve D105L–4 1/8''–DN100 for R717 (2)
                                                                                                                                                                                                      • Valve D108L–4 1/4''–DN100 for R717 (1)
                                                                                                                                                                                                        • Valve D108L–4 1/4''–DN100 for R717 (2)
                                                                                                                                                                                                          • Valve DN125 for R717
                                                                                                                                                                                                            • Valve DN150 for R717
                                                                                                                                                                                                            • Valve D35L–1 3/8''–DN32
                                                                                                                                                                                                              • Valve D42L–1 5/8''–DN40
                                                                                                                                                                                                                • Valve D54L–2 1/8''–DN50
                                                                                                                                                                                                                  • Valve D64L–2 5/8''–DN50
                                                                                                                                                                                                                    • Valve D64L–2 5/8''–DN80
                                                                                                                                                                                                                      • Valve D76L–3 1/8''–DN80
                                                                                                                                                                                                                        • Valve D76L–3 1/8''–DN100
                                                                                                                                                                                                                          • Valve D89L–3 1/2''–DN100
                                                                                                                                                                                                                            • Valve D105L–4 1/8''–DN100
                                                                                                                                                                                                                              • Valve D108L–4 1/4''–DN100
                                                                                                                                                                                                                                • Valve D134L–DN125
                                                                                                                                                                                                                              • ECO connections
                                                                                                                                                                                                                                • Bush D16L–1 1/4''–DN15
                                                                                                                                                                                                                                  • Bush D42L–1 5/8''–DN40
                                                                                                                                                                                                                                    • Bush DN20 (1 1/4'')
                                                                                                                                                                                                                                      • Bush DN32 (1 3/4'')
                                                                                                                                                                                                                                        • Bush DN32 (2 1/4'')
                                                                                                                                                                                                                                          • Bush DN40 (2 1/4")
                                                                                                                                                                                                                                            • Pipe connection D22 (1 1/4'')
                                                                                                                                                                                                                                              • Pipe connection D28 (1 3/4'')
                                                                                                                                                                                                                                                • Valve D22L–7/8''–DN20
                                                                                                                                                                                                                                                  • Valve D22–7/8'' with pulsation muffler
                                                                                                                                                                                                                                                    • Valve D28L–1 1/8''–DN25
                                                                                                                                                                                                                                                      • Valve D35L–1 3/8''–DN36 (1 3/4'')
                                                                                                                                                                                                                                                        • Valve D35L–1 3/8''–DN36 (2 1/4'')
                                                                                                                                                                                                                                                          • Valve D42L–1 5/8''–DN40
                                                                                                                                                                                                                                                            • Valve with bush DN20 (1 1/4'')
                                                                                                                                                                                                                                                              • Valve with bush DN32 (1 3/4'')
                                                                                                                                                                                                                                                                • Valve with bush DN32 (2 1/4'')
                                                                                                                                                                                                                                                                  • Valve with bush DN40 (2 1/4'')
                                                                                                                                                                                                                                                                    • Photos of spare part assemblies
                                                                                                                                                                                                                                                                    • LI connections
                                                                                                                                                                                                                                                                      • Angled pipe connection D10
                                                                                                                                                                                                                                                                        • Angled pipe connection D16
                                                                                                                                                                                                                                                                          • Valve D12L–1/2''–DN12
                                                                                                                                                                                                                                                                            • LI kit for CSVH2
                                                                                                                                                                                                                                                                              • LI kit for CSVH3
                                                                                                                                                                                                                                                                                • Photos of spare part assemblies
                                                                                                                                                                                                                                                                                • Further connections and valves
                                                                                                                                                                                                                                                                                • Heat exchangers and pressure vessels
                                                                                                                                                                                                                                                                                  • Liquid receivers
                                                                                                                                                                                                                                                                                    • Oil separators
                                                                                                                                                                                                                                                                                      • Condensers
                                                                                                                                                                                                                                                                                        • Evaporators
                                                                                                                                                                                                                                                                                          • Details on the connections
                                                                                                                                                                                                                                                                                            • Bush DN20 (1 1/4'')
                                                                                                                                                                                                                                                                                              • Bush DN25 (1 3/4'')
                                                                                                                                                                                                                                                                                                • Bush DN40 (2 1/4")
                                                                                                                                                                                                                                                                                                  • Bush D54L–2 1/8''–DN50
                                                                                                                                                                                                                                                                                                    • Bush D76L–3 1/8''–DN80–D105
                                                                                                                                                                                                                                                                                                      • Bush D108L–4 1/4''–D100
                                                                                                                                                                                                                                                                                                        • Valve D10L–3/8''–DN8
                                                                                                                                                                                                                                                                                                          • Valve D12L–1/2''–DN12
                                                                                                                                                                                                                                                                                                            • Valve D16L–5/8''–DN16
                                                                                                                                                                                                                                                                                                              • Valve with bush DN20 (1 1/4'')
                                                                                                                                                                                                                                                                                                                • Valve D22L–7/8''–DN20
                                                                                                                                                                                                                                                                                                                  • Valve with bush DN25 (1 3/4'')
                                                                                                                                                                                                                                                                                                                    • Valve D28L–1 1/8''–DN25
                                                                                                                                                                                                                                                                                                                      • Valve D35L–1 3/4"–DN32 for R717
                                                                                                                                                                                                                                                                                                                        • Valve D35L–1 3/8''–DN32
                                                                                                                                                                                                                                                                                                                          • Valve D35L–1 3/8''–DN36 (2 1/4'')
                                                                                                                                                                                                                                                                                                                            • Valve with bush DN40 (2 1/4'')
                                                                                                                                                                                                                                                                                                                              • Valve D42L–1 5/8''–DN40
                                                                                                                                                                                                                                                                                                                                • Valve D54L–2 1/8''–DN50
                                                                                                                                                                                                                                                                                                                                  • Valve D54L–2 1/8"–DN50 for R717
                                                                                                                                                                                                                                                                                                                                    • Valve D76L–3 1/8''–DN80
                                                                                                                                                                                                                                                                                                                                      • Valve D76L–3 1/8''–DN80 for R717
                                                                                                                                                                                                                                                                                                                                        • Valve D108L–4 1/4''–DN100
                                                                                                                                                                                                                                                                                                                                          • Valve D108L–4 1/4''–DN100 for R717 (1)
                                                                                                                                                                                                                                                                                                                                            • Pipe connection D10 (3/4'')
                                                                                                                                                                                                                                                                                                                                              • Pipe connection D12 (1'')
                                                                                                                                                                                                                                                                                                                                                • Pipe connection D16 (1'')
                                                                                                                                                                                                                                                                                                                                                  • Pipe connection D16 (1 1/4'')
                                                                                                                                                                                                                                                                                                                                                    • Pipe connection D22 (1 3/4'')
                                                                                                                                                                                                                                                                                                                                                      • Pipe connection D22 (1 1/4'')
                                                                                                                                                                                                                                                                                                                                                        • Pipe connection D28 (1 1/4'')
                                                                                                                                                                                                                                                                                                                                                          • Pipe connection D28 (1 3/4'')
                                                                                                                                                                                                                                                                                                                                                            • Pipe connection D35 (1 3/4'')
                                                                                                                                                                                                                                                                                                                                                              • Pipe connection D35 (2 1/4'')
                                                                                                                                                                                                                                                                                                                                                                • Pipe connection D42 (2 1/4'')
                                                                                                                                                                                                                                                                                                                                                                  • Angled pipe connection D16
                                                                                                                                                                                                                                                                                                                                                                    • Sealing nut 3/4''
                                                                                                                                                                                                                                                                                                                                                                      • Sealing nut 1''
                                                                                                                                                                                                                                                                                                                                                                        • Sealing nut 1 1/4''
                                                                                                                                                                                                                                                                                                                                                                          • Sealing nut 1 3/4''
                                                                                                                                                                                                                                                                                                                                                                            • Sealing nut 2 1/4''
                                                                                                                                                                                                                                                                                                                                                                          • Nomenclature of brazing and welding bushes
                                                                                                                                                                                                                                                                                                                                                                            • Nomenclature of valve bodies