Huawei BTS3900A Installation Manual / Instruction Manual page 13

Install th batt ry
Upp r
batt ry
cabin t
‡
Low r
batt ry
cabin t
Us th black DC cabl as ± 48V, and r d DC cabl as 0V.
2 batt ry banks to b install d in ach cabin t.
Att ntion! Switch off th batt ry br ak r in batt ry cabin t and APM30 wh n installing
th batt ry!
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Batt ry br ak r
Huawei Confidential
Install th DC
cabl to APM30
Install th DC
cabl b tw n
upp r and low r
batt ry
Page 13
Batt ry t rminal