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、ⅡC爆炸性气体环境或可燃性粉尘环境；
3.户内、户外(IP54、IP65*)；
4.温度组别：T1~T4/T5/T6；
5.应用于石油、化工、航天、*等场所。 1.Hazardous: division 1 &2,or 20,21,&22;
2.Explosive gas atmosphers: class ⅡA ⅡB ⅡC or inflammable
dust environment;
3.Indoor or outdoor(IP54,IP65*);
4.Temperature class:T1~T4/T5/T6;
5.Widely using in the fields of oil, chemical industry, spaceflight,
war ind-ustru and so on. 产品特点 Features 1.壳体采用高强度合金铝一次性压铸成型，表面经高速抛丸清理后高压静电喷塑。外壳结构紧凑合理、材质密度高强度好、防爆性能优良，表面塑粉附着力强具有良好的防腐能力，表面光洁，美观大方；
2.内装高分断小型断路器或低压塑壳式断路器；
3.具有过载、短路保护功能；
4.也可根据要求加装漏电保护；
5. 加装漏电保护后，当漏电电流达到或超过规定值时，能自动跳闸，切断线路，确保人身及设备安全；
6. 钢管或电缆布线。 1.Shell made of high strength aluminum alloy casting off the surface after blast cleaning by high voltage electrostatic spray.Shell compact structure, high density material strength, Explosion-proof performance, the surface of plastic powderadhesion ability with good anti-corrosion, the surface smooth, elegant appearance;
2. Built-in hight disjunction mini breaker or and low voltage plastic circuit breaker;
3. With overload and short circuit protection functions;
4. It can be added leaking protection;
5. after adding the leakage proection device, the circuit breaker can auto trip and turn off when the power current is on
or over the rated value, to ensure safety of personnel and facilitirs;
6. Wiring with steel tube or cable. 主要技术参数 Main technical parameters 型号
Type | 额定电压(V)
Rated voltage | 脱扣电流(A)
Trip current | 电缆外径(mm)
Cable outer dia. | 进线口螺纹(G")
Inlet thread | 备注
Remark | BDZ52-32
BDZ52-63
BDZ52-100
BDZ52-100
BDZ52-225
BDZ52-400
BDZ52-630 | 380/220 | 1,3,6,10,16,20,25,32
40,50,63
50,63,100
10,16,20,32,40,63,80,100
100,125,160,180,200,225
225,250,315,350,400
400,500,630 | φ10~φ18
φ15~φ23
φ18~φ37
φ10~φ37
φ25~φ56
φ42~φ80
φ42~φ80 | G3/4",G1"
G1 1/2"
G1 1/2",G2"
G3/4"~G2"
G2"~G3"
G3"~G4"
G3"~G4" | 高分断小
型断路器
high disjunction
mini breaker" | 塑壳断路器
Plastic case
circuit breaker |
防爆标志
Ex-mark | 防腐等级
Erosionproof-
class | 防护等级
Degree
of protection | ExdeⅡBT6/T5/T4 等效于 Ⅱ
2G ExdeⅡBT6/T5/T4(欧标)
ExdⅡBT6/T5/T4 等效于 Ⅱ
2G ExdⅡBT6/T5/T4(欧标)
ExdeⅡCT6/T5/T4 等效于 Ⅱ
2G ExedⅡCT6/T5/T4(欧标)
DIP A20 TA,T6/T5/T4 等效于 Ⅱ
1D Ex tD A20 T6/T5/T4(欧标) | WF1 | IP65,IP66* |
| 型号 type | A | B | C | D | E | F | G | BDZ52-1~63
BDZ52-100
BDZ52-225(小)
BDZ52-225(大)
BDZ52-250
BDZ52-400
BDZ52-630 | 200
200
200
300
300
550
550 | 225
225
225
357
357
610
610 | 248
248
248
400
400
670
670 | 292
357
420
453
453
780
820 | 325
390
450
500
500
800
850 | 390
500
560
610
610
980
1030 | 170
180
154
275
275
360
360 |
要求IP66，需注明。IP66 Requirements must be marked 
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