JN15-12 Indoor High Voltage AC Isolation Grounding Switch – 12kV Earth Switch with Integrated State Sensor for Power Distribution

JN15-12 Indoor High Voltage AC Isolation Earthing Switch with Sensor (12kV)

Product Overview

The  JN15-12 is a professional-grade indoor high-voltage earthing switch designed for 3~12kV three-phase AC 50(60)Hz power systems. This advanced model features an integrated state sensor, making it a vital safety component for various types of high-voltage switchgear. It is primarily used for providing reliable grounding protection during the overhaul and maintenance of high-voltage electrical equipment.

Core Features & Technical Advantages

• Advanced Monitoring: Equipped with a high-performance sensor for real-time status feedback within the electrical system.

• Fast Breaking & Making: Utilizes a pressure spring energy storage system that ensures closing speed is independent of manual operation, providing rapid and reliable contact engagement.

• Superior Stability: Engineered with excellent dynamic and thermal stability to withstand fault current conditions safely.

• Durable & Compact Design: Features a simple, lightweight structure that is easy to install and adjust, with a handsome appearance reflecting delicate manufacture craft.

• Versatile Operation: Scientific apparatus design allows the switch to be operated conveniently from both sides (right and left).

• Visual Status Confirmation: Includes a clear green “O” mechanical indicator for immediate verification of the switch position.

Standard Working Conditions

To ensure consistent performance and safety, the following environmental requirements must be met:

• Altitude: Not exceeding 1,000 meters above sea level.

• Ambient Temperature: Operational range between -10°C and +40°C.

• Relative Humidity: Daily average  95%; monthly average  90%.

• Site Restrictions: Not suitable for locations with corrosive gases, explosive erosive substances, or areas subject to frequent and severe vibrations.