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630A 20kA MV Circuit Breaker 12kV 24kV Outdoor VCB Breaker Compact

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630A 20kA MV Circuit Breaker 12kV 24kV Outdoor VCB Breaker Compact

Large Image : 630A 20kA MV Circuit Breaker 12kV 24kV Outdoor VCB Breaker Compact

Product Details:

Place of Origin:	China
Brand Name:	MacweyTEK
Certification:	IEC Type Test Report
Model Number:	ZW32-12

Payment & Shipping Terms:

Minimum Order Quantity:	1 pc
Price:	$800-$2000
Packaging Details:	wooden case
Delivery Time:	15 days
Payment Terms:	T/T
Supply Ability:	4000 pcs

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Detailed Product Description

Name:

MV Circuit Breaker

Highlight:

630A MV Circuit Breaker

20kA MV Circuit Breaker

24kV Outdoor VCB Breaker

12kV 24kV Outdoor Vacuum Circuit Breaker 630A 20kA

The ZW32-12 outdoor vacuum circuit breaker (VCB) is a three-phase AC 50Hz power distribution equipment with a rated voltage of 12kV. Designed for outdoor use, it serves as reliable protection and control equipment for substations, industrial power distribution systems, and rural power grids with frequent operations.

This circuit breaker features compact size, lightweight construction, anti-condensation properties, and maintenance-free operation. It is engineered to withstand harsh weather conditions and polluted environments while maintaining optimal performance.

Key Features

Rated voltage: 12kV
Rated current: 630A
Rated short-circuit breaking current: 20kA
Mechanical life: 10,000 operations
Compact and lightweight design
Maintenance-free operation
Excellent performance in harsh environments

Environmental Conditions

Ambient temperature: -40℃ to +40℃
Relative humidity: ≤95% (daily average), ≤90% (monthly average)
Altitude: ≤2000 meters
Wind pressure: ≤700Pa (equivalent to 34m/s wind speed)
Seismic intensity: ≤8
Not suitable for environments with fire, explosion, severe pollution, chemical corrosion, or violent vibration

Technical Parameters

Parameter	Unit	Value
Rated voltage	kV	12
Rated frequency	Hz	50
Rated current	A	630
Rated short-circuit breaking current	kA	20
Rated peak withstand current (peak value)	kA	50
Rated short-time withstand current	kA	20
Rated short-circuit making current (peak value)	kA	50
Mechanical life	Times	10000
Breaking times of rated short-circuit breaking current	Times	30
Power frequency withstand voltage (1min): wet/dry interphase, ground/fracture	kV	42/48
Lightning impulse withstand voltage (peak) interphase, ground/fracture	kV	75/85
Secondary circuit 1min power frequency withstand voltage	kV	2

Tag:

Contact Person: Alec Sung

Tel: 0086-13625845635

Fax: 0086-574-88478873

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