Custom JN15-24 Indoor Insulated Earthing Switch for Distribution Cabinet

The JN15-24 Earthing Switch with Insulation Plate is designed for medium-voltage switchgear up to 24kV. It provides reliable earthing performance with enhanced insulation protection, ensuring safety during maintenance and inspection. The insulation plate effectively prevents contact with live parts, improving operational safety and reliability.

Get A Quote

Custom JN15-24 Indoor Insulated Earthing Switch for Distribution Cabinet

Electrical Products

Features
Technical Parameters
Dimensions

Features of JN15-24 Indoor Insulated Earthing Switch

1. High Safety – Copper contacts ensure stable connection and strong current-carrying capacity.
2. Insulated Protection – Equipped with an insulation plate to prevent accidental contact with live parts.
3. Flexible Operation – Manual operation, intuitive and reliable.
4. Compact Structure – Easy installation, adaptable to various switchgear models.
5. Stable Performance – Verified by repeated operation tests to ensure long-term reliability.

Use conditions of Earthing Switch

1. Altitude: ≤1000m;

2. Ambient temperature: -25°C~+40°C;

3. Earthquake intensity: ≤8 degree;

4. Relative humidity: daily average ≤ 95%, monthly average ≤ 90%;

5. Pollution degree: II.

Technical Parameters of JN15-24 High Voltage 24kV Ground Switch

Item		Unit	Data
Rated voltage		kV	24
Rated short-time withstand current		kA	31.5
Rated short-circuit duration		s	4
Rated short-circuit making current		kA	80
Rated peak withstand current		kA	80
Rated insulation level	PF withstand voltage (1 min)	kV	Phase to earth Phase to phase	65
	Lightning impulse withstand voltage			125
Mechanical endurance		Time	2000

Applications
Medium-voltage metal-clad switchgear (KYN28 series)
Ring main units (RMU) and gas-insulated switchgear (GIS)
Distribution substations
Industrial power distribution systems
Urban and rural power grids