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Factory Free sample Low Voltage Circuit Breaker - DAB7 L7 Mini circuit breaker – DaDa


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Factory Free sample Low Voltage 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:

Factory Free sample Low Voltage Circuit Breaker - DAB7 L7 Mini circuit breaker – DaDa detail pictures

Factory Free sample Low Voltage Circuit Breaker - DAB7 L7 Mini circuit breaker – DaDa detail pictures

Factory Free sample Low Voltage Circuit Breaker - DAB7 L7 Mini circuit breaker – DaDa detail pictures

Factory Free sample Low Voltage Circuit Breaker - DAB7 L7 Mini circuit breaker – DaDa detail pictures

Factory Free sample Low Voltage Circuit Breaker - DAB7 L7 Mini circuit breaker – DaDa detail pictures


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While using the "Client-Oriented" organization philosophy, a rigorous top quality command process, highly developed production devices and a potent R&D workforce, we normally provide high quality products, outstanding solutions and aggressive charges for Factory Free sample Low Voltage Circuit Breaker - DAB7 L7 Mini circuit breaker – DaDa , The product will supply to all over the world, such as: US, Georgia, Lebanon, Our products are produced with the best raw materials. Every moment, we constantly improve the production programme. In order to ensure better quality and service, we have been focusing on the production process. We have got high praise by partner. We are looking forward to establishing business relationship with you.
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    5 Stars By Jo from Liverpool - 2018.09.19 18:37
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