Structure JD-BP37 Series VFD compressor Berg's April show, the phase-shifting transformer, power unit and controller. 6KV / 250KW inverter has 15 power units, each of five power units in series one phase. Before the air compressor starts to note: 1) Check whether the unit has started conditions (including checking the last stop of the reasons and circumstances overhaul; check whether the unit around obstructions; startup tools, listening needles, etc. are ready to record form good); 2) Check the motor, electrical, instrumentation, lighting signal is normal, especially if the accident chain system can correct action (including without water, oil pressure, axial displacement of other items); April Berg air compressor Show _ Qingdao Xingchang (certified) _ Berg air compressor exhibition provides Xingchang Pneumatic Machinery Co., Ltd. Qingdao. Qingdao Xingchang Pneumatic Machinery Co., Ltd. (www.xckyj.com) is a leader in Qingdao, Shandong, industry-specific equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In Xingchang Pneumatic Machinery leadership with the staff warmly welcome all inquiries negotiations to create Xingchang Pneumatic Machinery a better future.