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The thermal safety device protects your boiler from overheating in the event of a power outage or pump failure
Sensor pocket connection: ½" male thread
Minimum temperature of the pumped medium: +5 °C
1x Profipress Rotguss Ü
multiMATIC 700
TECH EU-21 CWU Pumpensteuerung Umwälzpumpe Kessel Boiler Förderschnecke The thermal safety device protectsThe TECH EU 21 CWU is a compact controller for automatic regulation of a circulation pump between the boiler and the hot water tank or buffer tank. It operates based on temperature difference and reliably protects the system from unnecessary pump operation and frost. Highlights Benefits Differential temperature control Pump runs only when there is actual heat demand Two temperature sensors Separate detection of boiler and tank buffer temperature Frost
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