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The 12kV Distribution Type Disconnect Switch is designed for overhead power line isolation, sectionalizing, and switching in medium-voltage distribution networks. This pole-mounted disconnect switch provides a safe and visible isolation point, ensuring reliable operation for substations, rural grids, and urban distribution systems.
Engineered for long-term outdoor use, the switch features corrosion-resistant metal components, high-strength porcelain or polymer insulators, and a smooth air-break mechanism that delivers stable performance in harsh weather conditions.
With its robust structure and precise operating mechanism, the 12kV disconnect switch enhances electrical safety and ensures reliable isolation for maintenance, load transfer, and emergency switching applications.
Visible Break Design:Ensures safe isolation for maintenance and switching.
High Mechanical & Electrical Strength:Withstands short-circuit forces and lightning conditions.
UV & Corrosion Resistant:Suitable for long-term outdoor installation.
Smooth Operating Mechanism:Easy manual or rod-operated switching.
Compatible with 12kV MV Networks:Widely used in distribution lines and substations.
Overhead Power Line Isolation:Provides visible isolation for safe maintenance.
Sectionalizing in MV Distribution Networks:Used to divide long distribution feeders for flexible operation.
Load Transfer and Backup Switching:Ensures smooth switching between feeders during maintenance.
Rural Electrification Systems:Enhances reliability of rural MV distribution networks.
Urban Distribution Lines & Industrial Power Systems:Ideal for substations, factories, and municipal power projects.
| Type | Rated voltage Kv(rms) | Max continuous operation voltage Kv(rms) | Steep current impulse Kv(crest) | Switching current impulse Kv(crest) | Lighting current impulse Kv(crest) | Square wave current impulse Kv(crest) |
| YH5W-11 | 33 | 26.8 | 104.0 | 84.7 | 99 | 100 |
FAQ:
Q1:What is the voltage rating?
A2:The switch is rated for 12kV medium-voltage distribution systems.
Q2:Can it be installed on a pole?
A2:Yes, it is a pole-mounted outdoor disconnect switch.
Q3:Does it provide visible isolation?
A3:Yes, the air-break mechanism provides a clear visible break.
Q4:What insulation materials are available?
A4:Porcelain and polymer options are available.
Q5:What applications is it suitable for?
A5:Overhead lines, substations, rural and urban MV distribution.
