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Molded Case Circuit Breaker

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CY Molded Case Circuit Breaker

1. Description of Molded Case Circuit Breaker:
1) CY Molded Case Circuit Breaker is available in two frame sizes from 25 to 800 amps. Loadline series of molded case circuit
2) Breakers provide overload and short-circuit protection for the full range of transformer sizes encountered in normal service. The overload and instantaneous tripping elements, adjustable over
3) A wide band, make these MCCBs ideal for many distribution applications.
4) CY MCCBs are available in single pole, three poles, three poles with switched neutral and switch-disconnector versions. Loadline triple poles CY Frame circuit breaker and switch-disconnector are physically interchangeable with AA breakers for Motor Duty requirments. AA Frame have front adjustable overload and fixed instantaneous tripping elements.

2. Specifications of Molded Case Circuit Breaker:

Insulation voltage(Ui)660V AC
Operating voltage(Ue)415 AC
Rated frequency50/60Hz
Reference Calibration40°C (50°C on request)
Tripping ElementsAdjustable Overload 0.7-1.0 times rated current
Instantaneous, non-adjustableAA 25-63A=400AAA 80-125A=800AAA 160-250A=1600A
Description In/A Lowest Setting Current amps
  CYoI00 single pole MCCB
triple poles MCCB		 25 17.5
32 22.5
40 28
50 35
63 44
80 56
100 70
125 88
  CY-250 AA Frame 160 112
200 140
225 157.5
CY-400 250 175
315 221
400 280
  CY-630 500 350
630 441
CY-800 800 560
As a manufacturer of high quality electronic components, our miniature circuit breaker, earth leakage circuit breaker, AC contactor, Power relay, etc. can meet your needs. 
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Products List: ☆ Electrical Components
☆ Circuit Breaker
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☆ Molded Case Circuit Breaker
☆ Earth Leak Circuit Breaker
☆ Residual Current Circuit Breaker
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