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电信终端设备用电源适配器的节能分级
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通信用铅酸蓄电池 正向尖脉冲式去硫化设备技术条件
Specification of Sharp Positive-edged Pulse desulphating equipment for lead-acid batteries for telecommunications
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通信设备用电源分配单元(PDU)
Power distribution unit for telecommunications(PDU)
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通信用应急电源(EPS)
Emergency power supply for telecommunications
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通信机房用恒温恒湿空调系统
Constant temperature & humidity air conditioning system for telecommunication room
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通信基站用交流配电防雷箱
AC power distribution and lightning protection cabinet for telecommunication base station
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通信用240V直流供电系统技术要求
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通信用电源设备抗地震性能检测规范
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通信用高频开关电源系统
High Frequency Switch-Mode Power Supply for Communications
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