11kv Indoor Combined Electric Motor High Voltage Grounding Earthing Switch for Switchgear

• Usage: Working Earthing, Earthing System, Protection Earthin
• Working Voltage: High Voltage
• Application: High Voltage Transmission Line
• Earthing Method: Direct Earthing Method
• Material: Hot Dip Galvanized Steel
• Symbol: TT
• Model NO.: JN15-12/40-210
• Certification: ISO9001
• Size: Small
• Brand: Maiyu Electric
• Rated Voltage: 12kv
• Mechanical Life: 2000times
• Rated Short-Circuit Closing Current: 80ka
• Rated Peak Withstand Current (Dynamic St: 80ka
• Transport Package: Wooden Box
• Specification: 37*33*23mm
• Origin: Yueqing City, Zhejiang Province, China
• Production Capacity: 6000

Product Description

Company Profile

Zhejiang Maiyu Electric Co. , Ltd. is a professional manufacturer, high voltage vacuum circuit breaker series, indoor high voltage vacuum circuit breaker series, load switch series, lightning arrester series, high voltage disconnector series, drop fuse series, grounding switch series, cable box series and other electrical equipment companies, the company is composed of a group of people engaged in electrical industry for many years, with professional technical research and development and product sales team,

perfect production equipment, integrity management, strict quality control.

 

Product Description

JN15-12/31.5 indoor AC high voltage earthing switch is an advanced level product with high-tech parameters performance improved on the basis of ES1 earthing switch. After comprehensive evaluation, it conforms to GB1985 AC HV disconnect switch and earthing switch and IEC129, applies to power system of 3-12kV and three-phase AC 50( 60)Hz. It owns short-circuit making capacity to protect other electric equipment not being damaged. Can be used with various high voltage switchgearalso play a protective role in the high-voltage electrical equipment overhaul.
1.Altitude: ≤1000m
2.Ambient temperature: -10°C ~+40°C
3.Earthquake intensity: ≤8 degree
4.Pollution level: II
5.Relative humidity: Daily averages95%,Monthly average≤90%
 

Certifications

 

Product Parameters

project	unit	parameter
Rated voltage	Kv	12
Rated time-to-time withstand current (thermally stable)	KA	31.5
Rated short-circuit duration	S	4
Rated short-circuit closing current	KA	80
Rated peak withstand current (dynamic stability)	KA	80
Rated short-time power frequency withstand voltage	KV	Relative and interphased	42
Rated lightning impulse withstand voltage	KV	Relative and interphased	75
Mechanical life	times	2000

Detailed Photos

Installation Instructions