Different Systems With Their Control Boxes; System A: Pair - Daikin ERQ Series Service Manual

Different Systems with their Control Boxes

1. Different Systems with their Control Boxes

For steering a field supply AHU by an outdoor inverter heat pump, 2 systems can be used:
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.
50
System A: PAIR application (ERQ-outdoor)
System B: MULTI application (VRV-outdoor)
EKEQDCB
Or
ERQ
EKEQFCB
EKEXV-kit
AHU
Field supply
ESiEN09-06 A
Control Box EKEQ - CBV3