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6 kW
EP2
CA1
RA1
BP1
BT14
QA40
BT15
GQ10
BP2
QN1
EB10
EP1
HS1
XL21
XL20
BT17
1x230 V 12 kW
3x230 V 12 kW
U
N
EP2
CA1
RA1
XL21
BP1
QA40
BT17
BT15
EP1
HS1
XL20
EB10
BT14
GQ10
QN1
BP2
3x400 V 12 kW
U
N
EP2
XL21
BP1
QA40
BT17
BT15
EP1
HS1
XL20
EB10
BT14
GQ10
QN1
BP2
16 kW
U
N
BP2
EP2
GQ10
EP1
BT17
BP1
BT15
EB10
XL21
HS1
BT14
QA40
XL20
QN1
PIPE CONNECTIONS
Service connection, high pressure
XL20
Service connection, low pressure
XL21
HVAC COMPONENTS
Circulation pump
GP1
Brine pump
GP2
Drainage, climate system
QM1
Draining, brine side
QM2
SENSORS ETC.
High pressure pressostat
BP1
Low pressure pressostat
BP2
Temperature sensors, heating medium return
BT3
Temperature sensor, brine in
BT10
Temperature sensor, brine out
BT11
Temperature sensor, condenser supply line
BT12
Temperature sensor, hot gas
BT14
Temperature sensor, fluid pipe
BT15
Temperature sensor, suction gas
BT17
ELECTRICAL COMPONENTS
Input circuit board
AA3
Capacitor
CA1
Compressor heater
EB10
Inverter
QA40
Choke
RA1
EMC-filter
RF2
COOLING COMPONENTS
Evaporator
EP1
Condenser
EP2
Compressor
GQ10
Drying filter
HS1
Expansion valve
QN1
NIBE S1255
Chapter 3 | The heat pump design
12
Summary of Contents for S1255-12
Page 1: ...IHB EN 2001 2 531086 INSTALLER MANUAL Ground source heat pump NIBE S1255...
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