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Single-phase compressors (PF*) with internal motor protection:
Power circuit
Motor terminal connections
Legend
B1 ............. System controller
B3 ............. Discharge temperature sensor
F1, F6 ....... Fuses
F3.............. HP limiter
F4.............. LP limiter
C, S, R ...... Common (C), Start (S), Run (R)
Figure 14: Wiring diagrams for single-phase YB*K1E compressors
Run capacitor for single-phase compressor:
Compressor
YB12K1E-PFZN
YB17K1E-PFZN
YB21K1E-PFZN
YB24K1E-PFZN
Table 11: Run capacitor selection table for single-phase compressors
Please also refer to the Copeland spare parts & accessories catalogue available at
www.climate.emerson.com/en-gb/tools-resources.
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Single phase compressors are connected to
the C, S and R connections
K1, K2 ..... Contactors
Q1 ........... Main switch
R2 ........... Crankcase heater
S1 ........... Auxiliary switch
RCD ........ Residual current device (A2L systems)
C2 ........... Run capacitor
Run capacitor
45 µF / 370 V
50 µF / 370 V
60 µF / 370 V
60 µF / 370 V
Control circuit
AGL_Ref_ST_YBK1E_EN_Rev03
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