The Zehnder ZGRC1 is a two position switch designed to enable the user to manually select the desired ventilation systems flow rate and provide system notifications. Benefits include, 2 separate ventilation flow rate options to select in 1 controller, summer bypass indicator, frost protection indicator, service and maintenance alert and automatic switching back to low speed after a pre-set time period to avoid the unit accidentally being left in its high speed.
Zehnder CA155WM Data Sheet page
Zehnder CA185WM Data Sheet page
Zehnder Control Options
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Compatible with:
Zehnder CA155WM
Zehnder CA185WM