| Customization: | Available |
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| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Energy-storage Type |
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The Indoor High Voltage Disconnect Switch is a crucial device in power systems, designed for opening and closing circuits without load. It is suitable for AC systems with a rated voltage of 12kV and frequency of 50Hz. Common models include the GN19-12 series and GN30-12 series.
Key Features:
Compact Structure: Designed to occupy minimal space, making it suitable for various high-voltage switchgear applications.
Excellent Insulation Performance: Utilizes high-quality porcelain or composite insulation materials to ensure insulation strength and safety.
Reliable Operation: Equipped with manual operating mechanisms, with optional grounding knives to meet different power system requirements.
Easy Installation: Reasonable structural design facilitates convenient installation and commissioning.
Technical Specifications:
Rated Voltage: 12kV
Rated Current: 400A, 630A, 1000A, 1250A
4s Thermal Stability Current: 12.5kA, 20kA, 31.5kA, 40kA
Dynamic Stability Current: 31.5kA, 50kA, 80kA, 100kA
Environmental Conditions:
Ambient Temperature: -25ºC to +40ºC
Altitude: ≤1000m
Relative Humidity: Daily average ≤95%, monthly average ≤90%
Seismic Capability: ≤8 degrees
Installation Location: Free from fire, explosion hazards, severe pollution, chemical corrosion, and intense vibrations.
Applications:
Widely used in various high-voltage switchgear, substations, and distribution systems in industrial and mining enterprises for circuit isolation and maintenance.
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