Dc Circuit Breaker

DC Molded Case Circuit Breaker YRM1Z 2P 500V
DC Molded Case Circuit Breaker YRM1Z 2P 500V

DC Molded Case Circuit Breaker YRM1Z 2P 500V

Product Description

YRM1Z series photovoltaic special DC molded case circuit breaker is suitable for DC grid circuit with rated voltage up to DC1000V.

DC circuit breaker has overload long delay protection, short circuit instantaneous protection function , used to distribute electric energy and protect circuit and the power supply equipment is protected from the danger of overload, short circuit, etc.

The operating mechanism of the DC circuit breaker has the functions of quick closing and fast reading segmentation, compact structure, small size and convenient use.

 

 

Technical Data

SPECIFICATION

Type

YRM1Z-125

YRM1Z-250

YRM1Z-400

YRM1Z-630

Max Ralated Current

125A

250A

400A

630A

Related Current In (A)

60/80/100/125

125/160/200/225/250

225/250/300/350/400

400/500/630

Related Working Voltage Ue (VDC)

550VDC, 1000VDC

Related Insulated Voltage Ui (V)

1000V

Rlated Impulse Withstand Voltage

8KV

Test Voltage One Minute (V)

3550

Short-Circuit Breaking Capacity
(kA) Icu( 1cs=75%Icu)

M

35

M

35

H

35

H

15

R

65

R

65

Total Breaking Times

20

Isolator Capacity

Yes

Operating Temperature

-25℃- +50℃

Protection Grade

IP20

Flashover Distance

≥50

Instantaneous Action Value

10ln

Installation Method

Fixed type, Plug-in

Technical Standard

IEC 60947-2,IEC 60947-1,GB 14048.1,GB 14048.2

 

 

— 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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