Outdoor High-Voltage Floor-Standing Intelligent Boundary Circuit Breaker
Overview
The Outdoor High Voltage Floor Standing Circuit Breaker is designed for medium to high voltage power distribution systems, providing reliable and efficient interruption of electrical faults. Featuring vacuum interrupter technology, it ensures minimal maintenance, fast switching, and excellent arc extinguishing capability.
Key Features
I. Rated voltage suitable for 12kV and above power networks
II. Vacuum interrupters offering superior electrical performance and longevity
III. Compact floor-standing design for easy installation and maintenance
IV. High mechanical endurance ensuring stable operation in harsh environments
V. Environmentally friendly with no SF6 gas emissions
Applications
I. Outdoor substations and power distribution centers
II. Industrial plants and mining operations
III. Renewable energy power stations
IV. Smart grid and automated power distribution systems
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Normal use conditions
a. Altitude not exceeding 3000m; Pollution level: IV.
b. Ambient air temperature: -40°C ~+40C; Daily temperature difference: 25C daily change.
c. Wind speed not exceeding 35m/s; Earthquake intensity not exceeding 8.
d. No flammable, explosive or chemically corrosive places.
Cited standards
• GB763-90: Heating of AC High-Voltage Electrical Appliances During Long-Term Working Hours
• GB1207-1997: Voltage Transformer
• GB1208-1997: Current Transformer
• GB17201-1997: Combined Transformer
• GB4208-93: Enclosure Protection Level
• GBJ63-90: Design Specification for Electric Measuring Instruments of Power Equipment
• DL/T448-2000: Management Specification for Electric Energy Metering Devices
• DL/T566-95: Technical Conditions for Voltage Loss Timer
• JB5777.2-91: General Technical Conditions for Control and Relay Protection Panels (Cabinets, Units) for Secondary Circuits of Power Systems
• GB/T11022: Common Technology for High-Voltage Switchgear and Control Equipment Standards
• JB5777.3-91: Basic Test Methods for Control and Relay Protection Panels (Counters) for Secondary Circuits in Power Systems
• DL/T593-96: Common Ordering Technical Conditions for High-Voltage Switchgear
• GB1984: AC High-Voltage Circuit Breakers
• GB/T11022: Common Technical Standards for High-Voltage Switchgear and Control Equipment
• GB311.1: Insulation Coordination of High-Voltage Power Transmission and Transformation Equipment
• GB/T16927.1: High Voltage Test Technology Part: General Test Requirements
• GB3309: Mechanical Test of High-Voltage Switchgear at Room Temperature
• GB311.1-1997: Insulation Coordination of High-Voltage Power Transmission and Transformation Equipment
• SD109: Verification Procedures for Electric Energy Metering Devices
Appearance structure diagram














