Nibe SMO 20 - Display Symbols Explained; Symbol Meanings

EXPLANATION
SMO 20AA25
Outdoor sensor
1)
BT1
Temperature sensor, hot water charging
1)
BT6
Temperature sensor, hot water top
1)
BT7
Temperature sensor, external supply line
1)
BT25
Room sensorBT50
Temperature sensor, external supply line after
electric heater
BT63
Temperature sensor, external return line
1)
BT71
Circulation pump, Heating mediumGP10
Reversing valve, Hot water/Heating medium
2)
QN10
Additional heatEB1
Auxiliary relay/ContactorKA1
Heat pump systemEB101
Temperature sensor, return line
3)
BT3
Temperature sensor, condenser supply line
3)
BT12
Heat pumpEB101
Safety valveFL10
Charge pump
2)
GP12
Drain valve, Heating mediumQM1
Shut-off valve, Heating medium, FlowQM31
Shut off valve, Heating medium, ReturnQM32
FilterballQZ2
Climate system 2EP21
Cooling systemEQ1
Temperature sensor, cooling supply line
2)
BT64
Single jacket accumulator tank, coolingCP6
Circulation pump, coolingGP13
Reversing valve, Cooling/Heating
2)
QN12
Miscellaneous
Expansion vessel closed, Heating mediumCM1
Buffer vessel (UKV)CP5
Accumulator tank with hot water heatingCP10
Immersion heaterEB20
Safety valve, Heating mediumFL2
Auxiliary relay/ContactorKA1
Non-return valveRM1
Trim valveRN10
1) Included in and supplied SMO 20
2) Included in and supplied accessory
3) Included in and supplied NIBE heat pump (can vary depending on
heat pump).
Designations according to standard IEC 61346 and EN81346-2.
NIBE SMO 20Chapter 4 | Pipe connections14