Huawei iSitePower-M Quick Manual page 27

Installing AC Input Power Cables in a Parallel System
7.7
Before installing an AC input power cable, ensure that the upstream AC input switch is turned
•
off and a prominent label indicating "Do not operate" is set.
AC switches (with a capacity of 40 A) must be installed for phases L and N of the iSitePower-
•
M AC input. The AC switches are delivered with the iSitePower-M. Do not use a Type D circuit
breaker because it cannot effectively protect products.
•
•
Short-circuit plate
26
Install a short-circuit plate
for AC input circuit breakers.
The three cables from the
AC input circuit breakers to
the power modules must be
of the same length.
AC power
distribution cabinet
(PDC)
AC switch