Tengda Explosion-proof Technology Co., Ltd.
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BQXR type explosion-proof soft starter (ⅡB)

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BQXR type explosion-proof soft starter (ⅡB)

型号含义 Model implication

适用范围 Applications

1. 1区、2区危险场所或20区、21区、22区危险场所；
2. ⅡA、ⅡB爆炸性气体环境或可燃性粉尘环境；
3. 户内、户外(IP54)；
4. 温度组别：T1~T4；
5.应用于石油、化工、航天、军工等场所。
1.Hazardous:division 1 &2,or 20,21,&22;
2.Explosive gas atmosphers: class ⅡA ⅡB or inflammabledust environment;
3.Indoor or outdoor(IP54);
4.Temperature class:T1~T4;
5.Widely using in the fields of oil, chemical industry, spaceflight,war ind-ustru and so on.

产品特点 Features

1.铝合金外壳或钢板焊接，表面喷塑；
2.内装软起动器(或ABB、施耐德软起动器)、断路器、交流接触器、热继电器、转换开关、指示灯等元件。采用无
介跃平滑起动，具有短路、过压、欠压、过载、欠载、断相等多种保护功能；
3.可根据用户要求设计成一拖多的起动形式；
4.钢管或电缆布线。
1.Enclosure is made of aluminium alloy or welded with steel plate, surface is sprayed with plastic;
2.Built-in soft starter(ABB or Senneider soft starter) circuit breaker, AC contactor, thermal relay, transfer switch ,indicatorand other components, it adopts smooth start without shd it is with short circuit overload, short circuit or loss of phaseprotection functions;
3.The starter can be designed as one and several units on request;
4.Wiring with steel tube or cable.

主要技术参数 Main technical parameters

防爆标志
Ex-mark		 防腐等级
Erosion-proof-class		 防护等级
Degree of protection		 进出线口螺纹
Inlet thread(G")		 电缆外径
cable outer dia.(mm)
ExdⅡBT4 等效于 Ⅱ
2G ExdⅡBT4(欧标)
ExdeⅡBT4 等效于 Ⅱ
2G ExdeⅡBT4(欧标)
DIP A20 TA,T4 等效于 Ⅱ
1D Ex tD A20 T4(欧标)		 WF1 IP54 G1"~G3" φ14~φ56

 

型 号 Type 电机功率(KW)
motor Power		 电流(A)
Current		 软起动器功率(KW)
Soft starter Power		 热继电器整定电流(A)
Setting currrnt of
thermal relay
BQXR-5.5
BQXR-7.5
BQXR-11
BQXR-15
BQXR-22
BQXR-30
BQXR-37
BQXR-45
BQXR-55
BQXR-75
BQXR-90		 5.5
7.5
11
15
22
30
37
45
55
75
90		 11
14.5
22
29.5
44
58
74
88
110
148
180		 5.5
7.5
11
15
22
30
37
45
55
75
90		 11.8
15.3
23.1
31
46.2
61
77.7
92.4
115.5
155.4
190.3

外形尺寸 Outline dimensions

型号Type A B C
BQXR-13~30
BQXR-37~75
BQXR-95~135		 700
1330
1450		 350
560
630		 300
410
440

BQXR防爆软起动器外型尺寸仅供参考，具体尺寸按实际功率来
确定。
BQXR proof soft starter Dimensions are for reference only to the
specific size of the actual power OK.

 

 

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Next:BQXB type explosion-proof frequency converter (ⅡB)

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