91亚洲激情|国产主播一区二区三区|久久人妻少妇嫩草av无码专区|日韩一区二区三区电影|中文字幕少妇人妻精品|免费在线观看黄片大全|一本一本久久久精品综合不卡|粗暴video蹂躏hd

Product Center

Product Classification
JCZ5 Series indoor AC high voltage vacuum contactor

Print current page

Product Description

  • brief introduction
  • technical parameter
  • Product size

Application

JCZ5-7.2 and JCZ2-12 series indoor AC high?voltage vacuum contactor (abbr. as Contactor) ,divided into two kinds: Mechanical holding or
Electromagnetic holding at ON position. This?contactor is operating in the power system of?three-phase AC 50Hz, rated voltage 7.2KV and?12KV, rated current up to 630A, to remotely make?and break the line, control high voltage motor,?transformer, and capacitive loads, specially for
where it need frequently switching.
? ? ? This contactors is very small, light weight,?adopted the prevailing upper and downside?assembled structure, convenient operation and?maintenance, easy to be constructed as F-C loop?switchgear.


Normal working conditions


Ambient temperature highest: +40℃, lowest -25℃;

Altitude not more than 2000m

Humidity: daily average not more than 95%, average?per a month not exceed 90%, steam air pressure?not more than 2.2KPA, average per a month not?larger than 1.9KPA.

The ambient atmosphere shall avoid the pollution?from corrosive or flammable gas, steam.

No frequently movement

During contactor in service, the sloping angle bet-ween mounting surface to horizontal surface not?more than 5°

If the actual working conditions out of the above-mentioned scope, please discuss with manufacturer.