供应BQJ系列防爆自耦减压电磁起动箱（IIB）
BQJ系列防爆自耦减压电磁起动箱（IIB）
1、适用于爆炸性气体环境1区、2区；
2、适用于IIA、IIB、级爆炸性气体环境；
3、适用于温度组别为T1-T4的环境；
4、适用于石油采炼、储存、化工、医药、军工及军事设施等爆炸性危险环境；
5、主要用作三相异步电动机的不频繁起动、停止。

产品特点

1、外壳采用钢板焊接成型，牢固可靠；

2、表面高压静电喷塑处理；

3、内装自耦变压器、交流接触器、热继电器、时间继电器、电流互感器、电流表、电压表、万能转换开关、指示灯等；

4、可根据用户要求装配不同品牌电气元件；

5、具有过载、短路、缺相、失压等保护功能；

6、钢管或电缆布线。

技术参数

执行标准：GB3836.1、GB3836.2、IEC60079

防爆标志：Exd  II  BT4

额定电压：AC    380V

可控电机功率：14kW、20kW、22kW、28kW、30kW、40kW、45kW、55kW、75kW、95kW、115kW、135kW、160kW、

使用类别：AC－3

防护等级：IP54

防腐等级：WF1

引入口规格：G1½″~G3″

适用电缆外径：Φ17mm~Φ55mm

选型表

产品型号                          可控电机最大功率（KW）                      额定电流（A）                  自耦变压器容量（KVA）          电流互感器比值

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