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76 Chapter 7 Troubleshooting
ACTURA Flex 48330 Power System User Manual
If the current sharing is still unsuccessful after the correction, replace the rectifier of
which the current sharing function is disabled.
7.2 Mains Failure
Mains failure often occurs in power system operation. Batteries will provide backup
DC power in case of short-period of mains failure. If the cause of mains failure
remains unknown or the failure lasts too long, the generator should be started to
provide mains supply to the system. It is suggested that the generator should
supply power to the power system at least 5 minutes after it is started so as to
reduce the effect of the start process on the power system.
7.3 Disastrous Accidents
Disastrous accidents such as lightning strike, flood, earthquake and fire lead to the
communication equipment faults. For the disasters that will severely affect the
safety of communications, efforts should be mainly made to prevention actions.
Meanwhile, communication stations should have adequate human and material
resources and work out effective countermeasures to cope with these disasters.
They should also have emergency management regulations and serious accidents
emergency plans.