Huawei PDU8000 Series User Manual page 80

PDU8000 Modular Precision PDC V2.0
User Manual
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Step 3 Switch on the SPD circuit breaker.
If the indicator of an SPD module is green, the SPD module is running properly. If an
indicator is red, the corresponding SPD module has failed and must be promptly replaced.
Figure 6-2 Switching on the SPD circuit breaker
Step 4 Switch on the input power circuit breaker to power on the PDC. If the power indicator on the
front panel of the PDC lights up, the PDC is powered on properly.
The input power circuit breaker refers to the output circuit breaker that controls power supply from the
upstream power distribution equipment to the PDC.
Step 5 After the MDU screen starts, perform operations.
Issue 03 (2018-01-25)
Switch off the upstream circuit breaker QFS for the SPD in the input module of the PDC,
and switch on other circuit breakers.
Figure 6-1 Switching off the SPD circuit breaker
Check that the insulation resistance between the live wires, between the live wire and the
PE, and between the live line and the neutral wire is no less than 0.5 megohm using a
multimeter.
After checking, turn off all the circuit breakers.
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