OS.85 with CM-SW-01, Y/Δ start

B02

Discharge gas / oil temperature sensor

B03 .. 08

Temperature sensors in motor windings

B10

High pressure switch

B15

Temperature sensor in the shaft seal

B30

Oil level switch

B31

Oil level switch for maximum oil level

B42

Oil flow switch

B41

Oil filter monitoring

B50

High pressure transmitter

B51

Low pressure transmitter

B53

ECO switch-on

B54

Oil pressure transmitter

B60

Overload protective device

B61

Overload protective device for second part winding

B62

Rotation direction monitoring

B70

Slider position indicator (SPI)

E01

Oil heater

E02

Terminal box cover heater

F01

Main fuse

F02

Compressor fuse

F03

Control circuit fuse

F04

Fuse of compressor protection device or compressor module

F07

Fuse of terminal box cover heater

F08

Fuse of rotation direction monitoring

K01

Superior controller

K04

Auxiliary relay for oil monitoring

K13

Star-delta switching relay

K16

Protective function upon customer request

K18

Auxiliary relay: FI outputs power voltage/rotating field for motor

K19

Auxiliary relay: safety chain enabled

M01

Compressor motor

M06

SV for economiser (ECO)

M11

SV for capacity regulator 1, CR1, CR+, CRII-2 or start unloading

M12

SV for capacity regulator 2, CR2, CR- or CRII-1

M13

SV for capacity regulator 3, CR3 or CRII-3

M14

SV for capacity regulator CR4

M15

SV for Vi+

M16

SV for Vi-

M40

SV for oil injection

M41

SV for oil return

M44

SV for oil return from flooded evaporator

P10

Light: collective fault

Q01

Main switch

Q02

Contactor for first part winding (PW) or main contactor (Y/Δ) or compressor contactor (DOL)

Q03

Contactor for second part winding (PW) or delta contactor (Y/Δ)

Q04

Star contactor (Y/Δ)

Q05

Control transformer fuse

R05

Auxiliary resistor

S01

Control switch (on-off)

S02

Reset of compressor safety chain

T01

Control transformer (example for 230 V, required according to EN60204-1)

T02

Frequency inverter (FI)