Heating unit Mod. 311 400 V, 3000 W, pump 400 W

Provides frost-protected water in insulated water circuits (¾" or 1" pipe) for circuit length max. 250 m
Designed for use in exposed locations and free stalls especially for cattle, horses, pigs and sheep. Animals are provided with water in a reliable way, even in very frosty conditions.
Cage of heating element in premium cast iron, enamelled
Heating unit Model 311 is equipped with one 3000 W, 400 V heating element and a high-capacity circulation pump with stainless steel base (230 V, 400 W)
The unit is factory-mounted on a plate and ready for installation. Water connections are hold in 1".
With return flow temperature control: Desired return water flow temperature is regulated by a sensor mounted on the return flow pipe. If return flow water temperature is lower than the adjusted value, the heating element will be automatically switched on.
Heating element is thermostatically controlled and equipped with an overheating protection (STC)
Scope of delivery includes vent-valve, pressure relief valve, non-return valve, and non-return flap
Two residual-current devices 30mA have to be provided by the customer. They serve to secure the pump and the heating element in a separated way.