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Product information

CBK52 series explosion-proof circuit breaker


Model meaning Scope of application

  1. Dangerous areas in Zones 1 and 2.
  2. ⅡA, ⅡB explosive gas environment.
Features
  1. Cast aluminum alloy shell with plastic sprayed surface
  2. Built-in high-breaking miniature circuit breaker or low-voltage molded case circuit breaker.
  3. With overload and short circuit protection function, can also be installed according to requirements
  4. Protection devices such as earth leakage trip.
  5. Both steel pipe and cable wiring can be used.
  6. Meet the requirements of GB3836-2000.IEC60079 standard.
The main technical parameters
model
Rated voltage
(V)
Trip rated current (A)
Protection class
Explosion-proof sign
Inlet thread (G ")
Cable outer diameter (φ, mm)
CBK52-32
380 / 220V
1, 2, 4, 6, 10, 16, 20, 25, 32,
IP54
* IP55
Exde II BT6
1
12 ~ 17
CBK52-63
40, 50, 63
1 1/2
13 ~ 16
CBK52-100 / □
80, 100
Exde II BT5
1 1/2, 2
18 ~ 33
CBK52-225 / □
125, 160, 180, 200, 225
2, 2 1/2
27 ~ 42
CBK52-400 / □
250, 315, 350, 400
3
34 ~ 50
CBK52-630 / □
500, 630
3, 3 1/2, 4
43 ~ 60
Shape and installation example
model
Built-in components
A
B
C
D
E
CBK52-63
DZ47
395
293
250
226
165
CBK52-100
NC-100
395
293
250
226
165
CBK52-225
CN1
830
410
225
226
150
CBK52-400
DZ20
840
310
320
300
295
CBK52-630
DZ20
840
310
320
300
295
CBK52 series explosion-proof circuit breaker
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