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12kV 24kV MV Circuit Breaker Outdoor Pole Mounted Recloser 630A 20kA

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12kV 24kV MV Circuit Breaker Outdoor Pole Mounted Recloser 630A 20kA

Name: 12kV 24kV MV Circuit Breaker Outdoor Pole Mounted Recloser 630A 20kA
Brand: Ningbo Macwey Industrial Technology Co.,Ltd
Availability: InStock

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Detailed Product Description

Product Name:

MV Circuit Breaker

Highlight:

24kV MV Circuit Breaker

Outdoor Pole Mounted Recloser

Pole Mounted Recloser 630A

12kV 24kV Outdoor Pole-Mounted Recloser 630A 20kA

The 12kV/24kV Outdoor Pole-Mounted Recloser (630A, 20kA) is a three-phase AC 50Hz power distribution equipment designed for outdoor applications. With a rated voltage of 12kV, it provides reliable protection and control for substations, industrial power distribution systems, and rural power grids with frequent operations.

Key Features

Compact size and lightweight construction with anti-condensation properties
Maintenance-free operation designed for harsh weather conditions and polluted environments
Vacuum arc extinguishing chamber with patented solid sealing technology for long life and high reliability
Epoxy resin encapsulation provides excellent weather resistance and durability
Permanent magnet mechanism with few moving parts requires no maintenance
Manual opening device for emergency breaking operations
Stainless steel or spray plastic shell offers superior corrosion and weather resistance
Controller supports remote control, telemetry, remote signaling, and remote adjustment functions

Structural Advantages

Solid insulation technology for small size and light weight
Large breaking capacity with high insulation level
Visible fracture isolation switch with reliable interlocking
Position detector with proximity switch for simple and reliable switch position detection
Mechanical life up to 30,000 operations

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 Specifications

Parameter	Unit	Value
Rated voltage	kV	12 /24
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