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China Factory for Home Circuit Breaker - DAB7 L7 Mini circuit breaker – DaDa


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China Factory for Home Circuit Breaker - DAB7 L7 Mini circuit breaker – DaDa Detail:

 

Product Model Pole Trip type Rated current
DAB7-63 1P C 63
1P
2P
3P
4P
B:Type B
C:Type C
D:Type D
1:1A 10:10A 32:32A
2:2A 16:16A 40:40A
3:3A 20:20A 50:50A
4:4A 25:25A 63:63A
6:6A

 

Normal operating conditions and installation conditions

 

■ Ambient air temperature of L7 6/10KA Miniature Circuit Breaker: -5℃~40℃, and average temperature in 24h below +35℃.
■ Altitude of the installation site should not exceed 2000m.
■ Atmospheric relative humidity at ambient air temperature is + 40℃ for not more than 50%, in the low temperature can have higher relative humidity. Consider the temperature changes in product on the surface of the gel and take special measures.
■ Pollution degree: Ⅱ.
■ Installation conditions: installed in a place without significant impact, vibration, no explosion in the medium.
■ Installation: mounted on the TH35-7.5 rail.
■ Installation category: Ⅱ, Ⅲ.

Product Categories

■ According to the poles, L7 is divided into: single pole, two poles, three poles, four poles and other types;
■ According to the instantaneous tripping current form: C type, D type (B type can be customized when required);
■ According to the rated current: 1A, 2A, 3A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 60A, 63A;
■ According to the rated voltage: 110V, 230V (220V), 400V (380V) (230V for single pole, 400V for two poles, three poles and four poles);

Description of trip type of DAB7-63 Miniature Circuit Breaker (6/10KA MCB)

Type B: Suitable to provide line protection for resistive load and low sense power distribution system, and line protection of more electronic circuit, commonly used in electric vehicle protection.
Type C: Suitable to provide line protection for inductive load and high sense lighting system, generally referred to as distribution protection.
Type D: Suitable to provide line protection for high inductive load and distribution system with a larger impact current, generally referred to as power protection.

Introduction of poles

The number of poles:
A. Single-pole circuit breakers;
B. Two-pole circuit-breakers with two protective poles;
C. Three-pole circuit-breakers with three protective poles;
D. Four-pole circuit-breakers with four protective poles.

Technical parameters

Rated short – circuit capacity

Rated current Pole Rated voltage(V) Rated short – circuit current(kA)
1~63A 1P 230/400 6/10kA mcb
1~63A 2P、3P、4P 400 6/10kA mcb

Mechanical And Electrical Life

Category Time Operating frequency(time/h) Rated current(A)
Electrical Life 4000 240 6~32
120 40~63
Mechanical Life 10000 240 6~63

Over-current protection characteristics under the environment temperature of 30 ℃ ~ 35 ℃

No. Rated current (A) Initial state Test current Set time Prosrective result Remark
1 6~63 Cold 1.13In t≤1h Non tripping
2 6~63 Then after the
last test
1.45In t≤1h Tripping The current rise steadily
to a fixed value within 5S
3 In≤32 Cold 2.55In 1s<t<60s Tripping
In>32 Cold 2.55In 1s<t<120s Tripping
4 6~63 Cold 5In t≤0.1s Non tripping Type C
10In t<0.1s Tripping
10In t≤0.1s Non tripping Type D
20In t<0.1s Tripping
Trip type Rated current A Rated short – circuit
breaking capacity A
COSΦ
C、D 6≤In≤63 6/10KA mcb 0.45~0.50

Product detail pictures:

China Factory for Home Circuit Breaker - DAB7 L7 Mini circuit breaker – DaDa detail pictures

China Factory for Home Circuit Breaker - DAB7 L7 Mini circuit breaker – DaDa detail pictures

China Factory for Home Circuit Breaker - DAB7 L7 Mini circuit breaker – DaDa detail pictures

China Factory for Home Circuit Breaker - DAB7 L7 Mini circuit breaker – DaDa detail pictures

China Factory for Home Circuit Breaker - DAB7 L7 Mini circuit breaker – DaDa detail pictures


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Along with the "Client-Oriented" enterprise philosophy, a rigorous high-quality control process, superior production products along with a robust R&D group, we constantly deliver premium quality products, exceptional solutions and aggressive costs for China Factory for Home Circuit Breaker - DAB7 L7 Mini circuit breaker – DaDa , The product will supply to all over the world, such as: Melbourne, Sweden, Japan, Our company will adhere to "Quality first, , perfection forever, people-oriented , technology innovation"business philosophy. Hard work to keep making progress, innovation in the industry, make every effort to first-class enterprise. We try our best to build the scientific management model, to learn abundant professional knowledge, to develop advanced production equipment and production process , to create the first-call quality products, reasonable price , high quality of service , quick delivery , to give you create new value .
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