IC3600SHPB1D 价格公道 品质保证

MOTOROLA MVME162-13

MOTOROLA MVME162- -210

MOTOROLA MVME162-212

MOTOROLA MVME162 -220

MOTOROLA MVME162- -512A

MOTOROLA MYME162- 522h

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描述

再生过电压保护,应用逆变器使电动机快速减速时,由于再生功率使直流电路电压升高,有时超过容许值,可以采取停止逆变器运转或停止快速的方法,防止过电压。瞬时停电保护,对于毫秒级内的瞬时断电,控制电路工作正常。但瞬时停电如果达数10ms以上时,通常不仅控制电路误动作,主电路也不供电,所以检测出后使逆变器停止运转。接地过电流保护,逆变器负载接地时,为了保护逆变器,要有接地过电流保护功能。但为了保证人身安全,需要装设漏电保护断路器。

One-day shipping available

3com 1666-510-050-3.​00 Superstack Ii Hub 6 10st Fiber
One-day shipping available

LOT 10x 3COM NBX 1102 VOIP BUSINESS PHONES 3C10121 W/AC
Complete with support stands & power supplies very rare

3COM NBX 3102 Phone (set of 4) warranty Reconditioned

3Com NBX V3000 Analog Platform, Model: 3C10600B

3COM MODULE TOKEN RING 16MBPS 1-PORT 3C16021

3COM 3CRTPZP0296C TippingPoint Modular 0Power HA Module
One-day shipping available

NEW 3COM 3CRTPZP0296C TippingPoint Modular RJ-45 Module
One-day shipping available

3COM NETBUILDER DPE PLUS MODULE 3C6091A

3COM MODULE ETHERNET 10/100MBPS 6-PORTS 3C35210

3COM NET BUILDER II NOII 8PT