Dc Circuit Breaker

Electromagnetic Type Circuit Breaker YR17-63LE Type A
Electromagnetic Type Circuit Breaker YR17-63LE Type A

Electromagnetic Type Circuit Breaker YR17-63LE Type A

Product Description

The leakage circuit breaker is an important electrical protection device, mainly used to detect and cut off leakage faults in circuits. The following are several characteristics of earth leakage circuit breakers:

 

— Detect leakage faults: The leakage circuit breaker can sense leakage faults in the circuit due to insulation damage or other reasons. It detects offline current, known as leakage current, by monitoring the difference in current flow.

— Quickly cut off the circuit: Once the leakage circuit breaker detects that the leakage current exceeds the preset safety threshold, it will quickly cut off the circuit to avoid dangers such as electric shock accidents and fires.

— High sensitivity: Leakage circuit breakers usually have high sensitivity and are able to detect very small leakage currents, usually in the range of a few milliamps (mA). This makes them effective in protecting personal safety.

— Adjustable operating current: Earth leakage circuit breakers usually provide adjustable operating current settings to adapt to the requirements of different electrical equipment and circuits. Users can adjust it as needed to better match specific application scenarios.

— Reliability and stability: Earth leakage circuit breakers are designed to have a high degree of reliability and stability. They are rigorously tested and certified to ensure they work properly and provide long-lasting protection in a variety of environmental conditions.

— Multi-level protection: Some leakage circuit breakers also have multi-level protection functions. In addition to detecting and cutting off leakage current, they can also provide additional overload and short-circuit protection to further enhance the safety of the circuit.

— Generally speaking, the leakage circuit breaker is an important electrical protection device that can promptly detect and cut off leakage faults in the circuit, effectively protecting personal safety and the integrity of electrical equipment.

 

Technical Data

  Model YRL7-63LE YRL7-63L
Electrical Features  
Mode Electromagnetic
Type AC,A B
Rated current In 6,8,10,13,16,20,25,32,40A,50A,63A,100A
Poles 1P+N/2P/3P+N/4P
Rated voltage Ue 230/240V/400/415V~
Insulation voltage Ui 500V
Rated  frequency 50/60Hz
Rated residual operating current( n) 30,100,300mA
Break time under ≤0.1s
Rated breaking capacity 6,000A
Energy limiting class 3
Rated impulse withstand voltage(1.5/50) Uimp 4,000V
Dielectric test voltage at ind. Freq. for 1min 2kV
Pollution degree 2
Thermo-magnetic release characteristic B.C
Mechanical  Features  
Electrical life 4,000 Cycles
Mechanical life 10.000  Cycles
Contact position indicator Yes
Protection degree IP20
Reference temperature for setting of thermal element 30℃
Ambient temperature(with daily average≤35℃) -5℃~+40℃
Storage temperature -25℃~+70℃
Installation  
Terminal connection type Cable/Pin-type busbar/
  U-type busbar
Terminal size top/bottom for cable 25mm2 18-3AWG
Terminal size top/bottom for busbar 25mm2 18-3AWG
Tightening torque 2.5Nm 22In-Ibs
Mounting On  DIN  rail  EN60715(35mm)
  by means of fast clip device
Connection From top and bottom
Combination with accessories  
Auxiliary contact OF
Alarm contact FB
Shunt release MX

 

— Solar power system: At the connection between solar photovoltaic panels and the grid, the YRL7-63DC circuit breaker can monitor and cut off the current to prevent overload and short circuit.

— Wind power generation system: Between the wind turbine output current and the transmission line, the YRL7-63DC circuit breaker can be used to detect and isolate potential faults to ensure the safe operation of the circuit.

— Electric vehicle charging piles: For DC fast charging piles, YRL7-63DC circuit breaker can be used to control the current of charging equipment and cut off the circuit when needed to protect charging piles, electric vehicles and the power grid.

— Industrial automation system: In the DC electrical system of factories and industrial equipment, YRL7-63DC circuit breaker can provide circuit protection and cut off the circuit when the current is abnormal to ensure the safe operation of the equipment.

— New energy storage system: In battery energy storage systems or other new energy systems, the YRL7-63DC circuit breaker can monitor and cut off the current to protect the battery and system from overload or short circuit.

 

It is important to select and install the appropriate circuit breaker based on specific application requirements and safety regulations. If you need detailed information for a specific application scenario, please contact us and we will provide you with the most direct product services.

 

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