JN22B-40.5 31.5 Grounding Switch

JN22B-40.5/31.5 Indoor Grounding Switch

JN22B-40.5/31.5 series indoor MV earthing switch is researched and developed by our company based on original JN15 type, supporting with electric power system 40.5KV, AC 50Hz, match 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.

Overall and mounting dimensions(mm)

Hole location diagram