Lennox EMEA FRIGA-BOHN DUO CU 114, Руководство по установке

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DUO CU
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GB
The setting values are given below depending on the fluids used and for a LP set point of -10°C (If the set point is different,
for example: -8°C, the setting of the BPR1, BPR2 and BPE pressure switches must be raised to the interlocking and cut-off
of 2°C)

R404A Values
Pressure switch setting sheet
Designation Abbreviation Temperature °C Cut-off in bar Interlocking in bar
General safety LP switch
BPG -45,0 0,07 0,77
Compressor safety HP switch 1
HPS1 56 25,20 19,00
Regulated LP switch 1
BPR1 -8 3,00 3,70
Compressor safety HP switch 2
HPS2 56 25,20 19,00
Regulated LP switch 2
BPR2 -9 2,84 3,54
LP frame switch
BPE 2,0 4,80 5,5
HP frame switch
HPE 50,0 18,11 22,1

R134A Values
Pressure switch setting sheet
Designation Abbreviation Temperature °C Cut-off in bar Interlocking in bar
General safety LP switch
BPG -26,0 0,02 0,72
Compressor safety HP switch 1
HPS1 68 17,00 13,00
Regulated LP switch 1
BPR1 -8 0,47 1,17
Compressor safety HP switch 2
HPS2 68 17,00 13,00
Regulated LP switch 2
BPR2 -9 0,39 1,09
LP frame switch
BPE 2,0 1,45 2,1
HP frame switch
HPE 50,0 8,18 12,2

R407F Values
Pressure switch setting sheet
Designation Abbreviation Temperature °C Cut-off in bar Interlocking in bar
General safety LP switch
BPG -40,0 0,00 0,70
Compressor safety HP switch 1
HPS1 57 25,20 19,00
Regulated LP switch 1
BPR1 -8 2,23 2,93
Compressor safety HP switch 2
HPS2 57 25,20 19,00
Regulated LP switch 2
BPR2 -9 2,08 2,78
LP frame switch
BPE 2,0 3,89 4,6
HP frame switch
HPE 50,0 17,11 21,1