
55
Fix the screw through the bracket on the 86 cassettes and do the connection. The adapter's AC IN will
connect to the L and N of 220V, the V+ (RED) collector of the AC OUT, and the AC OUT. Please pay
attention to the line order. Then the central controller is fixed down.
Notes:
1. B1A1 is a third-party interface, pay attention to the line order.
2. B2A2 for 485 interfaces, access to 40VCCR17FQEE's 485 B and A, pay attention to the line order.
3. ALARM1 and ALARM2 are connected by factory default. If not connected, then the main interface of
the central controller will display alarm information and all indoor units will be turned off.
4. Third-party interface
Through the A1B1 interface, it can access third-party devices and can register the monitoring and
control of third-party devices to the central controller.
Wiring diagram and Installation
40VCC837FQEE
Power
40VCCR17FQEE
40VCCR17FQEE
Power
Side
Discharge
ODU
Side
Discharge
ODU
English
Содержание 40VCC8
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