It describes the classification of DCpowersupplysystem and how to configure DCpowersupplysystem in different type telecommunication bureau.
介绍直流供电系统的分类及如何根据不同类型的通信局(站)配置相应的直流供电系统。
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In the paper, an electrical powersystem of base station is introduced in detail, including AC powersupplysystem, DCpowersupplysystem and earthing system.
Working in a 600v DCpowersupplysystem, the type ZDB battery charger USES new power electronic insulated-gate bipolar transistors (IGBT) as switching device and adopts PWM control technics.