Different Systems with their Control Boxes ESIE09-05
44 Control Box
1. Different Systems with their Control Boxes
For steering a field supply AHU by an outdoor inverter heat pump, 2 systems can be used:
System A: PAIR application (ERQ-outdoor)
System B: MULTI application (VRV-outdoor)
1.1 System A: PAIR
System A = PAIR : ERQ + EXV-Kit
Pair application here means 1 outdoor unit + 1 AHU.
In pair application, there’s the choice between 2 control boxes: EKEQD or EKEQF.
ERQ AHU
EKEQDCB
Or
EKEQFCB
EKEXV-kit
Field supply
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