CHINT NXZ Series User Instructions page 8

Signal and control terminal wiring
Indication of alternative state
Indication of normal state
Active AC230V/0.5A
The user should connect corresponding terminal as needed
Auxiliary power
Fire control
supply
signal
Note: The dash line refers to the internal circuit of controller
Note: Only communication terminal wiring is added to type B controller
on the basis of the signal and control terminal wiring of type A controller.
NXZ Automatic Transfer Switch
Control of power
generation start-up
Figure 7 Type A controller
RS485
06