● JN22-40.5/31.5 series indoor MV earthing switch is researched and developed by XI'AN HV Electric research organization,with advanced design and steady performance, simple structures, simple mounting and adjustment, suitable of electric power system with 40.5KV, Three-phase, AC 50Hz.. Support with KYN□-40.5 and other various kinds of MV switchgear and as earthing protection.
● Standard: IEC 129,IEC 62271-102.

Selection

Operating conditions

1. Ambient temperature:-10~+40℃

2. Altitude: ≤1000m

3. Relative humidity: Day average relative humidity ≤95% Month average relative humidity ≤90% 4. Earthquake intensity: ≤8degree

5. Appliable in the place without corrosive, flammable gas and water place

6. With no frequently intense vibrant place around.

Technical data

Overall and mounting dimensions(mm)

Order Notes

1. Indicate product specification, rated voltage, thermal stability current, central distance between poles.

2. If need shaft operating mechanism, indicate right operation mechanism or left operation mechanism according to the operation position shows in the drawing above.

3. If need sensors with electric display device, please indicate the display type.

4. Please consult with our company if you have any special request.