首页/ 题库 / [单选题]在相间电流保护的整定计算公式中考虑继电器的答案

在相间电流保护的整定计算公式中考虑继电器返回系数的保护是

单选题
2021-09-01 20:45
A、电流速断保护
B、限时电流速断保护
C、定时限过电流保护
D、电流电压联锁速断保护
查看答案

正确答案
C

试题解析

相关题目
boost的意思是:help or encourage to increase or improve
eloquent的意思是:fluent or persuasive in speaking or writing

A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.

在相间电流保护的整定计算公式中考虑继电器返回系数的保护是
一般把继电保护的()称为继电保护的整定计算。
传统的过负荷保护采用GL—10型反时限电流继电器同时作相间短路和过负荷保护,其()特性部分作电动机的相间短路保护,()特性部分作过负荷保护。
过电流继电器动作电流的整定:保护单台电动机的过电流继电器的整定电流可按()计算。
电流速断保护是防止相间短路故障的保护,所以都按()的两相两继电器接线方式构成。
Mainly east 3 or 4 partly cloudy to overcast occasional rain()slowly south moderate or good.
()any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local quarantine officer must be notified immediately.
Should any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local Quarantine Officer must be()immediately.
Masters are()solely responsible for all damages or accidents of whatever kind resulting from the navigating or handling of their vessels by day or by night.
系统中雷达状态包括Unknown、Operational(or ON)、Failed(or OFF)、Detached。
Owners are to be responsible for loss of or damage to the goods or delay in delivery of the goods only in case the loss,damage or delay has been caused by the improper or negligent stowage of the goods.This means that().
The carrier is liable for loss of or damage to the goods or delay in delivery caused by fire,()the claimant proves that the fire arose from fault or neglect on the part of the carrier,his servants or agents.
Shutdown price(or point,or rule) 停业价格(或停业点、停业原则)
高压电动机为保护相间短路,可设置电流速断保护,其动作电流的整定,应按躲过最大负载电流计算。
翻译:With Average or With Particular Average(WA or WPA)()
()shall be liable for loss of and damage to the Vessel and/or goods arising or resulting from inaccuracies in stating the description,quantity,weight,measurement or contents.
输出继电器(OR)通过一对()触点将PLC的控制信号传递给负载。
广告位招租WX:84302438

免费的网站请分享给朋友吧