BITZER oils for refrigerants of safety class A1

NOTE

Retrofit of R22 to HFC blends: due to their high polarity, polyol ester oils (POE) must be used. Sufficient miscibility/solubility is not guaranteed when MO (mineral oil) and/or AB (alkylbenzene) lubricants are used!

BITZER oils for reciprocating compressors and refrigerants of the safety class A1
Refrigerant	BITZER oil type
R134a	BSE32
R134a (t_c > 70°C)	BSE55
R404A, R407A/C/F, R448A, R449A, R449C R450A, R452A, R452C, R507A, R513A	BSE32
R22	B5.2
R410A	BSE55

BITZER oils for screw compressors and refrigerants of the safety class A1
Compressor Type	Refrigerant	BITZER oil type
CSVH	R134a, R450A, R513A	BSE170
CSVW	R134a, R450A, R513A	BSE170L
CSH65..CSH95, CSK61	R134a, R407A/C/F, R450A, R513A	BSE170
CSH65..CSH95, CSK61	R22	B320SH
CSH76..CSH96	R134a, R450A, R513A	BSE170L
CSH76..CSH96	R134a, R450A, R513A: t_c < 60°C	BSE170
CSW65..CSW95	R134a, R407A/C/F, R450A, R513A	BSE170L
CSW65..CSW95	R22	B320SH
CSW105	R134a, R450A, R513A	BSE170L
OS.53..OS.85	R134a, R404A, R407A/C/F, R507A	BSE170
	R22: t_o= -5°C..-50°C, t_c < 45°C	B100
	R22: t_o= +12.5°C..-40°C, t_c < 60°C	B150SH
HS.53..HS.95	R134a, R404A, R407A/C/F, R507A, R448A, R449A	BSE170
	R22: t_o= -5°C..-50°C, t_c < 45°C	B100
	R22: t_o= +12.5°C..-40°C, t_c < 60°C	B150SH

For further information: Lubricants for compressors.