Polarity-Free High-Performance 600-1200V Solar Miniature DC Circuit Breaker

• Customization: Available
• Breaking Capacity: Low Voltage Circuit Breakers
• Operation: Electric Type
• Model NO.: WL7N-63
• Speed: High-Speed Circuit Breaker
• Arc-extinguishing Medium: Air
• Installation: Fixed
• Structure: MCB
• Poles Number: 2
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection), RCCB
• Certification: VDE, ISO9001-2000, CE, CB, CCC
• Rated Insulation Voltage (Ui): 1250V
• Rated Service Voltage (Ue): 15V-1200V
• Rated Current (in): 6A-63A
• Short-Circuit Breaking Capacity (Ics = I: 6ka
• Mechanical Life: 8500 Operations
• Electrical Life: 1500
• Trip Characteristics: B / C Type
• Ingress Protection: IP40 (Body); IP20 (Terminal)
• Ambient Temperature Range (Service): -30ºC ~ 70ºC
• Standards Compliance: IEC 60947-2 GB/T 14048.2
• Transport Package: Customized Box
• Specification: L7
• Trademark: Wellsdiy
• Origin: Zhejiang
• HS Code: 85362000
• Production Capacity: 5000 PCS/Day

Product Description

Power Meets Precision - Experience the Pinnacle of Protection with the Ultimate DC Miniature Circuit Breaker, Perfectly Tailored for Solar & Storage Systems.

All-in-One Protection You Can Trust - A Comprehensive Solution for Unmatched Security.

Designed for Safety, Our Superior DC Miniature Circuit Breaker Provides Unrivaled Protection for Both Short-Circuit and Overload Scenarios, Guaranteeing Your System Operates Smoothly and Securely Every Single Day.

Break with Confidence - Trust in Our Proven Reliability

With an Impressive High Breaking Capacity Reaching Up to 6kA,This Breaker is Expertly Crafted to Withstand Extreme Fault Conditions, Offering You Peace of Mind in Even the Most Challenging Environments.

No Polarity? No Problem - Simplify Your Installation Process.

Eliminate Wiring Complexities with Our Ingenious Polarity-Free Design that Supports Effortless Reversible Connections,Accelerating Installation and Minimizing Errors - A Perfect Choice for Solar Engineers and Technicians on Tight Deadlines.

Engineered for Peak Performance

• Featuring a Rated Current Capacity of Up to 63A, This Breaker is Built to Seamlessly Complement Your System's Power Requirements.

• Innovative >9mm Contact Gap Ensures Rapid Arc Isolation, Elevating Safety Standards.

• Secure 7-Point Riveted Terminals Provide Reliable Connections, Even Under High Load Conditions.

Advanced Arc Control - Pioneering Safety and Longevity

From the Ingenious Labyrinth-Style Arc Chamber to the Cutting-Edge U-Shaped Magnetic Blowout Design,Every Element is Meticulously Optimized to Effectively Suppress and Eliminate Arcs,Extending the Lifespan of Your Equipment and Amplifying Safety.

Perfect Fit for Solar & Storage - Seamless Integration for Maximum Efficiency

Whether Constructing a Photovoltaic System or Managing Energy Storage Solutions, Our Breaker Integrates Effortlessly, Offering Complete Accessory Support and an Elegant, Contemporary Design that Mirrors Its State-of-the-Art Capabilities.

Item	Specification
Rated Insulation Voltage (Ui)	1250V
Rated Operational Voltage (Ue)	DC(1P): 15V / 60V / 100V / 180V / 250VDC(2P): 125V / 375V / 550V / 600V / 800VDC(3P): 750V / 800VDC(4P): 800V / 1000V / 1200V
Rated Current (In)	6A / 10A / 16A / 20A / 25A / 32A / 40A / 50A / 63A
Frame Current	63A
Breaking Capacity (Ics = Icu)	6kA (2P 800V / 4P 1200V: 2kA)
Trip Curve Type	B / C
Mechanical Life	8500 operations
Electrical Life	1500 times (< DC125V/1P, < DC250V/2P); 1000 times (other voltages)
Impulse Withstand Voltage (Uimp)	6kV
Overvoltage Category	III
Pollution Degree	3
Protection Degree	IP40 (device body), IP20 (terminals)
Humidity Resistance	Class 2 / ≤95% RH
Shock & Vibration Resistance	IEC60068-2-6 / IEC60068-2-27
Ambient Operating Temperature	-30°C ~ +70°C
Storage Temperature	-40°C ~ +85°C
Altitude Limit	≤2000m
Installation	DIN rail 35mm
Accessories	OF, ISD, MX, MN, MX+OF
MX Control Voltage	DC: 12V / 24V / 220V; AC: 110V / 220V / 380V (≥75W recommended)
MN Rated Voltage	AC220V / AC380V
Unit Weight	0.12 kg/piece
Certifications	IEC 60947-2 / GB/T 14048.2

Why Choose Us? - Discover the Unmatched Advantages

• Accelerated Installations

• Enhanced Safety Measures

• Extended Product Lifespan

• Innovatively Intelligent Structure

• Sophisticated, Professional Aesthetic

Perfectly Suited For:

• Photovoltaic Installation Projects

• Off-Grid Solar System Implementations

• Energy Storage Unit Management

• DC Power Distribution Panels