新疆BQJ防爆自藕降压电磁启动器，乐清生产BQJ防爆自藕降压电磁启动器

• 型号：新疆BQJ防爆自藕降压电磁启动器，乐清生产BQJ防爆自藕降压电磁启动器


• 数量：500


• 制造商：上海柯铭防爆电器有限公司


• 有效期：2051/12/1 0:00:00

新疆BQJ防爆自藕降压电磁启动器，乐清生产BQJ防爆自藕降压电磁启动器 BQJ防爆自藕降压电磁启动器

适用范围
1、爆炸性气体环境：1区、2区
2、场所中危险气体或蒸气：IIA、IIB、IIC
3、温度组别：T1～T6
4、户内、户外（防护等级IP54, 可达IP65)
Applying scope
1、Explosive gas atmospheres:Zone 1＆2
2、Dangerous gases or vapors zone: IIA、IIB、IIC
3、Temperature classes:T1～T6
4、 Indoor and outdoor (IP 54,It could be designed as IP65 according to user′s requirements)

产品特点
1、该产品适用于14-135KW三相异步电动机不频繁自耦降压起动和停止用
2、铸铝合金或钢板焊接外壳，表面喷塑
3、壳体内装有自耦变压器、真空交流接触器、时间继电器、热继电器、中间继电器、电流互感器、转换开关、熔断器、电 压表、电流表、指示灯等元件
4、起动电流不超过电机额定电流的3-4倍，起动时间为5-120秒，并可调整。若连续起动时间总和己达120分钟，需有足 够的冷却时间，一般不小于4小时，才能再次起动，不适宜频繁操作
5、具有过载、短路保护功能
6、进线腔、元件腔、出线腔分别独立
7、输入、输出三相五线制（3P+N+PE）
8、可根据用户要求特制
9、可钢管或电缆布线，电缆布线须配电缆夹紧密封接头
Features
1、Suitable for 14-135KW three-phase asynchronous motor,which is not frequently auto transformer started and stopped
2、Enclosure is made of casting aluminum alloy or steel plate,surface is sprayed with plastics
3、Equipped with autotransformer,vacuum AC conductor,time relay,thermorelay,intermediate relay,current transformer,reset switch, fuse,voltmeter,ammeter,indicating lamp
4、Starting current cannot exceed 3-4 times of motor rated current,starting time is within 5-120 seconds,adjustable. If total continous starting time exceeds 120 minutes,enough cooling time is necessary. Generally,interval shouldn′t be less than 4 hours. Motor is not suitable for frequent starting
5、With overload and short circuit protect function
6、Inlet compartment, component and outlet compartment are independent from each other
7、Input:3P+N+PE , output: 3P+N+PE
8、For user′s requirements, it could be specially made
9、Wiring with conduit or cable,For cable, it should be fitted with explosion-protected cable sealing connector

主要技术参数 Specification  
型号 电机功率(Kw) 额定工作电流(A) 自耦变压器功率(Kw) 电流互感器比值 使用类别 极数 热继电器整定电流(A)
BQJ-14J 14 28 14  AC3 3P+N+PE 28
BQJ-20J 20 40 20 40
BQJ-28J 28 58 28 58
BQJ-40J 40 80 40 80
BQJ-55J 55 55 55 110
BQJ-75J 75 142 75 200/5 150
BQJ-80J 80 152 115 300/5 160
BQJ-95J 95 180 190
BQJ-100J 100 200 200
BQJ-110J 110 220 220
BQJ-115J 115 230 230
BQJ-125J 125 250 135 400/5 250
BQJ-130J 130 260 326
BQJ-135J 135 270 270
 
防护等级         防爆标志                 防腐等级
IP54、*IP65    Exd II BT6                W,WF1,WF2
               Exd II CT6

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