Provide reduced voltage starting with the PST extreme series softstarters from ABB. The starters provide short circuit protection, redundant electronic overload, emergency start bypass, torque control, and a door interlocked disconnect handle that is NEMA 4 rated. The UL 508A Label starter features three vibration-resistant, LED-type pilot lights, and the starter is suitable for service entrance 3-wire. The starters are built and tested to 500% rated current for up to 30 sec.
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机译：从ABB的PST Extreme系列软起动器开始提供降低的电压。起动器提供短路保护，冗余电子过载，紧急启动旁路，扭矩控制以及NEMA 4等级的门互锁式断开手柄。 UL 508A标签启动器具有三个防振的LED型指示灯，该启动器适用于服务入口3线制。起动器经过制造并在500％额定电流下测试长达30秒。
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