BQJ系列防爆自耦降壓電磁起動(dòng)箱、防爆降壓電磁起動(dòng)箱、防爆起動(dòng)箱

適用范圍

1、適用于爆炸性氣體環(huán)境1區(qū)、2區(qū)；
2、適用于IIA、IIB、級(jí)爆炸性氣體環(huán)境；
3、適用于溫度組別為T1-T4的環(huán)境；
4、適用于石油采煉、儲(chǔ)存、化工、醫(yī)藥、*及軍事設(shè)施等爆炸性危險(xiǎn)環(huán)境；
5、主要用作三相異步電動(dòng)機(jī)的不頻繁起動(dòng)、停止。

產(chǎn)品特點(diǎn)

1、外殼采用鋼板焊接成型，牢固可靠；

2、表面高壓靜電噴塑處理；

3、內(nèi)裝自耦變壓器、交流接觸器、熱繼電器、時(shí)間繼電器、電流互感器、電流表、電壓表、*轉(zhuǎn)換開關(guān)、指示燈等；

4、可根據(jù)用戶要求裝配不同品牌電氣元件；

5、具有過載、短路、缺相、失壓等保護(hù)功能；

6、鋼管或電纜布線。

技術(shù)參數(shù)

執(zhí)行標(biāo)準(zhǔn)：GB3836.1、GB3836.2、IEC60079

防爆標(biāo)志：Exd II BT4

額定電壓：AC  380V

可控電機(jī)功率：14kW、20kW、22kW、28kW、30kW、40kW、45kW、55kW、75kW、95kW、115kW、135kW、160kW、

使用類別：AC－3

防護(hù)等級(jí)：IP54

防腐等級(jí)：WF1

引入口規(guī)格：G1?〃~G3〃

適用電纜外徑：Φ17mm~Φ55mm

選型表

產(chǎn)品型號(hào)             可控電機(jī)zui大功率（KW）           額定電流（A）         自耦變壓器容量（KVA）     電流互感器比值

BQJ-14                    14                             28                       14                     50/5

BQJ-20                    20                             40                       20                     75/5

BQJ-22                    22                             44                       22                     75/5
                                                                                                  
BQJ-28                    28                             58                       28                     75/5

BQJ-30                    30                             60                       30                     75/5  

BQJ-40                    40                             80                       40                     100/5

BQJ-45                    45                             90                       45                     150/5

BQJ-55                    55                             110                      55                     150/5

BQJ-75                    75                             142                      75                     200/5 

BQJ-95                    95                             200                      95                     300/5 

BQJ-115                   115                            230                      115                    300/5

BQJ-135                   135                            270                      135                    500/5 
 
BQJ-160                   160                            320                      160                    500/5