JN22B-40.5/31.5 indoor high voltage grounding switch|Gongneng Electric Co., Ltd.

JN22B-40.5/31.5 indoor high voltage grounding switch

Mobile：18958835444

Address：No.2, Lane 1, Zhengtai Road, Xinguang Industrial Zone, Liu Shi Town, Yueqing City, Zhejiang Province

Intro：
Product DescriptionItemUnitDataRatedvoltagekV35MaximumvoltagekV40.5Ratedshort-timewithstandcurrentkA31.5Ratedshort-circuitdurations4Ratedshort-circuitmakingcurrentkA80RatedpeakwithstandcurrentkA80Phasescenterdistancemm280,300,350,400RatedinsulationlevelPFwithstandvoltage(1min)kVPhasetoearth Phaseto …

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Product Details:

Product Description

Item		Unit	Data
Rated voltage		kV	35
Maximum voltage		kV	40.5
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
Phases center distance		mm	280,300,350,400
Rated insulation level	PF withstand voltage (1 min)	kV	Phase to earth Phase to phase	95
	Lightning impulse withstand voltage			185

JN22B-40.5/31.5 indoor AC high voltage earthing solation switch is an advanced level product with high-tech parameters performance improved on the basis of JN22-40.5/31.5.After comprehensive evaluation,it conforms to GB1985 AC HV disconnect switch and earthing switch and IEC62271-102:2002,applies to power system of 40.5kV and AC 50Hz.Can be used with KYN61-40.5 and other types high voltage switchgear,also play a protective role in the high-voltage electrical equipment overhaul

1. Product name: LYE105 JN22B-40.5/31.5 Indoor AC high voltage earthing switch, grounding switch

2. Standards: GB 1985-2004 AC HV disconnect switch and indoor earthing switch , IEC62271-102: 2002.

3. Application: KYN61-40.5 HV switchgear and various types HV switchgear

4. Main function: used for earthing protection

5. Altitude: ≤1000m

6. Ambient temperature: -10°C~+40°C

7. Earthquake intensity: ≤8 degree

8. Applicable occasion should free from inflammables, explosives, corrosives and severe vibration

Product feature

1. Advanced design and steady performance.

2. Simple structures, installation and adjustment.

3. Fast breaking and making capability.

4. Handsome appearance and delicate manufacture craft.

5. Usable and scientific apparatus, be operated on both sides(right and left).

Installation dimension Unit (mm)

Installation hole drawing

Moae	E	G	L	D
JN22B-40.5/31.5-280	280	290	1010	656
JN22B-40.5/31.5-300	300	340	1100	696
JN22B-40.5/31.5-350	350	340	1200	796
JN22B-40.5/31.5-360	360	320	1200	816
JN22B-40.5/31.5-400	400	340	1300	896