27
26
'&9
Installation
Installation
Wire connection
NZ7-400 connecting plate
assembled by the factory
Application
Terminals 401 and 402 can only connect to
passive signal; otherwise, the controller will
be burnt! Passive signals may be inputted
through relay. Product after receiving the
stop signal off, 403 and 404 will be connected.
After removing stop signals, this product will
restore to normal working status by pressing
any key of the controller.
U
N
normal
To control center
U
N
U
R
QN on
QR on
QN tripped
QR tripped
Internal contact
terminal of the
controller
To the remote port of the generator
This terminal is used under the
Grid-Power Generation; it must
be connected to the generator
if required; and it does not affect
its use if it is not connected.
When the U
N
fails
It is used under the Grid-Power
Generation mode and it is allowed
not to connect it, but the default
start delay of the generator is 0 second.