Power-On Check; Power-On Check Of Primary Power Supply - Huawei Airbridge BTS3606 Installation Manual

Installation Manual – BTS3606A Cabinet Installation
Airbridge BTS3606&3606A CDMA Base Station
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6.2 Power-on Check

Caution:
Power-on check involves high-voltage operation. Be extremely careful when
conducting the power-on check. Any direct contact with the input voltage or indirect
contact through damp objects might endanger your life.
Before turning on the primary power supply, do the following:
1) Measure the resistance between the external power supply and the ground.
2) Check that the equipment is not short-circuited.

6.2.1 Power-on Check of Primary Power Supply

Proceed as follows to conduct the power-on check of the primary power supply:
1) Check that all boards, modules, and fans snap in positions.
2) Switch on the primary power supply.
3) Turn on four air breakers in the AC power distribution box of the BTS3606A in the
sequence of PSU0~4, PSU5~8, HX/ACU, and S-SOCKET.
Figure 6-1 shows the positions of the four air breakers.
Redundant part of power cables and grounding cables are cut instead of
coiled up.
The copper lugs at both ends of the power cable and grounding cable are
welded or crimped firmly.
The naked wires at the connection terminals and lug handles are insulated
by insulation tape or thermal shrinkage barrel.
Flat washers and spring washers are added at all connection terminals. The
connection terminals are securely installed and are in good contact.
The BTS working ground, protection ground, and the lightning protection
ground share a group of grounding conductor.
The iron tower of BTS and the equipment share the same grounding
network.
Cables inside the battery cabinet are correctly connected.
The alarm cables are correctly connected.
Huawei Technologies Proprietary
Chapter 6 Checking Cabinet Installation
Check item
6-3