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Connection scheme for electric heater according to TRANE:
In case of dehumidification wheel downstream of electric heater, it is ensured that control rotates
the wheel while electric heater is on (additional enabling contact).
7.5
Frost protection for plate heat exchanger
At low temperatures and high air speeds, the condensate in the plate heat exchanger can freeze and
cause its icing.
For devices supplied by TRANE with control, this is prevented by pressure monitoring of the plate
heat exchanger and the temporary adjustment of the supply air volume flow.
7.6
Lighting
Depending on the number of delivered (optional) lamps, the assignment of the switches and junction
boxes can be found below:
1 Lamp
V07-19.0
Figure 73: Connection scheme for electric heater
1 switch
Enabling contact:
Fan is running
47/115
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