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Deborah SnyderJul 26, 2025
What does sensor fault EP30 - BT54 mean on my Nibe Heat Pump?
- BBrandon BrowningJul 26, 2025
If the EP30 - BT54 sensor (solar coil) is not connected or defective, the solar function will be switched off.
What does sensor fault EP30 - BT54 mean on my Nibe Heat Pump?
If the EP30 - BT54 sensor (solar coil) is not connected or defective, the solar function will be switched off.
What does it mean when my Nibe VVM 500 displays sensor fault BT25?
If the BT25 sensor (heatingmediumflow, external) is not connected or defective, the system will automatically reset.
What causes sensor fault EM1 - BT52 on a Nibe VVM 500?
If the EM1 - BT52 sensor (boiler) is not connected or defective, the shunt will close and the burner will stop.
What happens when Nibe VVM 500 Heat Pump shows sensor fault EP21 - BT2?
If the EP21 - BT2 sensor (supply temperature sensor, extra climate system 1) is not connected or defective, the system controls the return sensor (EP21-BT3).
What does sensor fault EP22 - BT2 mean on my Nibe VVM 500?
If the EP22 - BT2 sensor (supply temperature sensor, extra climate system 2) is not connected or defective, the system controls the return sensor (EP22-BT3).
What happens if Nibe VVM 500 has sensor fault BT6?
If the BT6 sensor (hot water, controlling) is not connected or defective, the system will use BT54.
Why does my Nibe VVM 500 Heat Pump show sensor fault BT63?
If the BT63 sensor is not connected or defective, the internal electrical addition will be blocked.
General| Type | Indoor module |
|---|---|
| Volume | 500 liters |
| Integrated immersion heater | Yes |
| Energy efficiency class, DHW preparation | A |
| Compatible with | NIBE air/water heat pumps |
| Refrigerant | Not applicable |
| Cooling Capacity | Matches the heat pump it is connected to. |
