Nibe SPLIT HBS 12 Installation And Maintenance Instructions Manual page 81

Designa- Description
tion
20S Solenoid for 4-way valve
52X1 Auxiliary relay (for CH)
52X3 Auxiliary relay (for 20S)
52X4 Auxiliary relay (for DH)
63H1 High pressure pressostat
C1 Capacitor
CH Compressor heater
CM Compressor motor
CnA~Z Terminal block
CT Current sensor
DH Drain pan heater
DM Diode module
F Fuse
FM01 Fan motor
IPM Intelligent power module
L/L1 Induction coil
LED1 Indicator lamp
(green for AMS 10-8, red for AMS 10-12)
LED2 Indicator lamp
(red for AMS 10-8, green for AMS 10-12)
LPT Low pressure transmitter
SM1 Expansion valve for cooling
SM2 Expansion valve for heating
SW1, 9 Pump down
SW3, 5, 7, 8 Local settings
TB Terminal block
Tho-A Temperature sensor, outdoor air
Tho-D Temperature sensor, hot gas
Tho-IPM Temperature sensor, IPM
Tho-R1 Temperature sensor, heat exchanger out
Tho-R2 Temperature sensor, heat exchanger, in
Tho-S Temperature sensor, suction gas
NIBE™ SPLIT
Miscellaneous
Electrical circuit diagram
77