Magnetic Type Molded Case Circuit Breaker 125A 150A 175A 200A 225A 250A
The UKM30 series molded case circuit breaker is high-tech products in 21st century with advanced design, high performance, pleasant apprearance and delicate dimension.
Description:
UKM30 series molded case cicuit breaker is suitable for circuit AC 50Hz/60Hz, rated voltage up to AC660V, Rated operating current up to 250A. It features normal structure reliable performance, high breaking capacity, used for power distribution and protecting the circuit and electrical equipment
against overload and short circuit. It complies with standard of IEC 60947-2.
Specifications:
| Type | UKM30-250S | UKM30-400S | UKM30-630S |
| Rated current In(A) | 100,125,150,175,200,225,250 | 250,300,350,400 | 400,500,630 |
| Number of poles | 3 | 4 | 3 | 4 | 3 | 4 |
| Rated voltage Ui(V) | AC690V | AC690V | AC690V |
| Arc distance (mm) | ≤50 | ≤50 | ≤50 |
| Rated ultimate short-circuit breaking capitily Icu/Ics(KA) | AC690V | 5/3 | 10/10 | 10/10 |
| AC400V | 50/35 | 70/70 | 70/70 |
| AC230V | 100/50 | 100/100 | 100/100 |
| Operational performance (times) | ON | 2000 | 1000 | 500 |
| OFF | 7000 | 4000 | 2500 |
| Dimensions (mm) | a | 105 | 140 | 140 | 185 | 210 | 280 |
| b | 165 | 257 | 275 |
| c | 68 | 103 | 103 |
| Weight(kg) | 1.5 | 1.9 | 5.5 | 7.5 | 10.9 | 14.2 |
| Rated operation frequency | 120 | 60 | 20 |
Classification of MCCB:
1, Installation type of MCCB: MCCB are suitable for vertical or horizontal installation.
2, According to use of MCCB: Distribution circuit protection type, motor protection type;
3, According to connection way: Front panel connection, back panel connection plug-in connection;
4, According to operation way: For direct handle operation for external rotary handle operating, for motor operating;
5, According to overload release type: Magnetic release (only instantaneous)
6, According to number of poles: Two poles, there poles, four poles.
7, The neutral poles (N poles) of four poles MCCB has for types:
8, Type A: No overload release on N pole, which is making at the time; Not closing and opening with the other three poles.
9, Type B: No overload release on N pole, which closing and opening with the other three poles.
10, Type C: With overload release on N pole, which closing and opening with the other three poles.
11, Type D: With overload release on N pole, which making all time; Not closing and opening with the other three poles.
Benefits
1.Reduce energy and operations costs
2.Improve power quality, reliability and uptime
3.Optimize equipment use
Applications
1.Building: Hotels, hospitals, offices and retalis
2.Data center and Networks
3.Industry: Mining and minerals, automotive, food and beverage and chemical industry
4.Energy and infrastructures: Airports, oil and gas, water, electrical energy and marine
Curve: Overcurrent Protection
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Magnetic Type Molded Case Circuit Breaker 125A 150A 175A 200A 225A 250A Images
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