12/24/40.5kV Earthing Switch

Short Description:

GPJN15-12/24/40.5 type indoor high voltage earthing switch is the assembly type products, its performance meet GB1985-2004 High Voltage AC Disconnector and Earthing Switch and the requirements of standard IEC62271-102:2002. The products suit for power system with 3.6kV-40.5kV, 3 phase, AC, 50(60)Hz; It has capacity of short-circuit close to protect the electrical equipment from damage, applicable for high voltage switchgear arrangement as the earthing protection when do maintenance.

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Product Detail

Product Tags

https://www.gpswitchgear.com/122440-5kv-earthing-switch-product/

Standard Working Condition

1. Altitude sea level not exceeding 1000m;
2. Ambient air temperature: +45℃,-25℃;
3. Seismic intensity not exceeding 8 degree;
4. Related humidity daily average value not more than 95%, monthly average not more than 90%;
5. Pollution class: II
Special condition: Please specify when ordering.

12kv Indoor High Voltage Ac Earthing Switch

Main Technical Data

Items		Unit	Data
Rated voltage		kV	12
Rated short-time withstand current		kA	31.5
Rated short-circuit duration		s	4
Rated short-circuit close current		kA	80
Rated peak withstand current		kA	80
Rated insulation level	Rated short-time power	kV	Phase to earth/between phase	42
	Rated lighting impulse withstand voltage			75
Mechanical endurance		Times	2000

Technical Specification

GPJN15-12/31.5 Earthing switch outline and installation dimension

GPJN15A-12/31.5 Earthing switch layout and installation size

24kv Indoor High Voltage AC Earthing Switch

Main technical data

Items		Unit	Data
Rated voltage		kV	24
Rated short-time withstand current		kA	31.5
Rated short-circuit close current		kA	80
Rated peak withstand current		kA	80
Rated short-circuit duration		s	4
Rated insulation level	1min Power frequency withstand voltage	kV	Phase to earth/between phase	65
	Lighting impulse withstand voltage			125
Mechanical endurance		times	2000

GPJN15-24/31.5 Earthing switch outline and installation dimension

40.5kv Indoor High Voltage AC Earthing Switch

Main technical data

Items		Unit	Data
Rated voltage		kV	36/ 38/40.5
Rated short-time withstand current(4s)		kA	31.5
Rated short-circuit close current		kA	80
Rated peak withstand current		kA	80
Phase distance		mm	300, 350, 400
Rated insulation level	(1min) Power frequency withstand voltage	kV	Phase to earth/between phase	95
	Lighting impulse withstand voltage			185

Outline and installation dimension

GPJN15-12(24)(40.5)kV Motorized Earthing Switch

GPJN15-12(24)/D31.5, GPJN15-12/D40, 50, GPJN15-40.5/D31.5 series indoor high voltage motorized earthing switch (short as: motorized earthing switch) is designed for the intelligent switchgear requirement of the electric system. It is suit for 3~40.5KV, 3 phase, AC 50 (60) Hz power system and kinds of high voltage switchgears. It is applicable for high voltage switchgear arrangement as the earthing protection when maintenance.
The products’ performance meet GB1985-2004 High Voltage AC Disconnector and Earthing Switch and the requirements of standard as well as IEC62271-102:2002.

Earthing switch structure is simple and compact, light weight, flexible operation, easy installation, dynamic thermal stability, and a reliable electric operation, keep the original interlocks in catching rabbits switchgear chain constant, has been a national patent.

Products Model And Its Meaning

Basic Parameters

Products model		GPJN15
Rated working voltage		12kV	24kV	40.5kV
Rated short-time withstand current（4S)		31.5kA	40kA	50kA	31.5kA
Rated peak withstand current		80kA	100kA	125kA	80kA
Rated short-circuit close current		80kA	100kA	125kA	80kA
Insulating level:	Main circuit withstand voltage(1min)	42kV	65 kV		95kV
	Rated lighting impulse withstand voltage	75kV	125 kV		185kV
Across distance after open not less than		125mm	200 mm		300mm
Control voltage		AC220V	DC220V		DC110V