Ideal für:
Circulation heating system Mod. 311
- with thermostat in the return
- 1 piece 400 V / 3 kW heating element
- High-performance circulation pump (400 W)
- non-return valve
- Non-return valve
- Pressure relief valve
- Automatic air vent and main switch
- Mounted on base plate ready for connection
- 2 30 mA RCDs required on site
- Water connections 3/4" or 1"
- Cable length: max. 250 m
- Max. height difference (flow-return) 7 m
Scope of delivery:
Heater 3 kW, control thermostat (0 - 40° C), 3-stage circulation pump, main switch, pressure relief valve, automatic air vent, non-return valve and non-return flap, flow and return temperature sensor
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