供应BQXR系列防爆软起动器（IIB）
BQXR系列防爆软起动器（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、主要用三相异步电动机的平滑起动。


产品特点

1、外壳采用铝合金压铸或钢板焊接成型，牢固可靠；

2、表面高压静电喷塑处理；

3、内装ABB或施耐德品牌软起动器，也可按用户要求安装特定品牌；

4、采用逐步升压方法，实现平滑起动；

5、5KW以上产品设有半导体制冷装置，并具有测温装置，有效控制温升；

6、可根据负载特性选用常规起动或重载起动，起动参数可自行设定；

7、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：7.5kW、15kW、22kW、30kW、37kW、45kW、55kW、75kW、90kW

使用类别：AC－3

防护等级：IP54

防腐等级：WF1

引入口规格：G1¼″~G3″

适用电缆外径：Φ14mm~Φ55mm

选型表

产品型号                                  可控电机最大功率（KW）                          额定电流（A）                                      引入口规格                            适用电缆外径（mm）

BQXR-7.5                                              7.5                                                          6~18                                                          G1¼″                                      Φ14~Φ25

BQXR-15                                                15                                                            10~30                                                        G1½″                                      Φ17~Φ28

BQXR-22                                                22                                                            22~45                                                        G1½″                                      Φ17~Φ28  

BQXR-30                                                30                                                            29~60                                                        G2″                                        Φ25~Φ38    

BQXR-37                                                37                                                            28~75                                                        G2″                                        Φ25~Φ38        

BQXR-45                                                45                                                            60~90                                                        G2½″                                      Φ32~Φ45

BQXR-55                                                55                                                            70~110                                                      G2½″                                      Φ32~Φ45

BQXR-75                                                75                                                            88~145                                                      G3″                                        Φ35~Φ55  

BQXR-90                G3″                        90            Φ35~Φ55                              105~175