Wenzhou Kinee Electrical Co., Ltd. is one of the most reliable manufacturers and suppliers of types of circuit breaker used in dc in China. We warmly welcome you to wholesale types of circuit breaker used in dc for sale here from our factory. All customized products are with high quality and competitive price.
Product Introduction
The KNS3D-63Z series miniature DC circuit breakers are suitable for DC circuits with a maximum rated voltage of 1000V and a rated current of 63A and below, serving as overload and short-circuit protection for lines, lighting, and power equipment. They can also be used for infrequent switching of lines and equipment under normal conditions.
Productsymbol: IEC60947-2standard.
Technical Parameters
|
Product Model |
KNS3-63N |
|
Rated current (A) |
1A,2A,3A;4A,6A,10A,16A,20A,25A,32A,40A,50A,63A |
|
Extreme number |
1P(250V), 2P(500V), 3P(750V), 4P(1000V) |
|
Rated short-circuit breaking capacity (KA) |
20000 |
|
Electromechanical life (times) |
10000 |
|
Instantaneous trip unit type and tripping current |
8～12In |
|
Operating ambient temperature (°C) |
25 |
|
Rated current In (A) |
1～6 |
10 |
16,20 |
25 |
32 |
40,50 |
63 |
|
Nominal cross-sectional area of copper conductor (mm²) |
1 |
1.5 |
2.5 |
4 |
6 |
10 |
16 |
Structural Features
This series of circuit breakers consists of a plastic housing, overcurrent trip unit, operating mechanism, contacts, and arc extinguishing system. The housing is made of high-strength, highly flame-retardant plastic.Multi-stage circuit breakers are assembled from multiple single stages. The trip units are connected by a linkage rod, and the handles are integrated with a linkage cover, ensuring consistency in the switching action of each stage.
Appearance and Size
Questions and Answers
Q: When can I expect to receive a quote and detailed information after submitting an inquiry?
A: A reply will be sent within 24 hours.
Q: What makes you different from other suppliers?
A: We have a full range of electrical products and can also customize products to meet your specific needs.
Q: Do you provide samples? Are they free or extra?
A: Yes, we can provide samples free of charge, but we will not cover the shipping costs.
Q: Can I get a sample for testing before placing an order?
A: Of course!
Q: How's the delivery? I really need them urgently!
A: Samples require 5-7 days. Bulk orders require 12-15 days.
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