Gn19 1250A High Voltage Disconnector 3 Phase Disconnect Switch

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Product Details
Customization: Available
Type: High-voltage
Structure: Three-column Disconnector
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Year of Establishment
2011-04-07
Number of Employees
18
  • Gn19 1250A High Voltage Disconnector 3 Phase Disconnect Switch
  • Gn19 1250A High Voltage Disconnector 3 Phase Disconnect Switch
  • Gn19 1250A High Voltage Disconnector 3 Phase Disconnect Switch
  • Gn19 1250A High Voltage Disconnector 3 Phase Disconnect Switch
  • Gn19 1250A High Voltage Disconnector 3 Phase Disconnect Switch
  • Gn19 1250A High Voltage Disconnector 3 Phase Disconnect Switch
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  • Overview
  • FAQ
Overview

Basic Info.

Model NO.
GN19-12
Installation
Indoor High-voltage
Operation
Manual
Grounding Mode
Grounding
Movement Mode
as Specification
Number of Poles
Three Pole
Grounding
as Specification
Series
Three
Run
as Specification
Switching Mode
as Specification
Common Model
Gn19
Structure of Operating
Manual
Certification
ISO
Brand
Liyond
Rated Voltage
12kv
Current
400A-1250A
Color
Red, Grey
OEM
Accept
Transport Package
Standard Export Packaging
Specification
as specification
Trademark
Liyond
Origin
China

Packaging & Delivery

Package Size
85.00cm * 55.00cm * 35.00cm
Package Gross Weight
40.000kg

Product Description

Gn19 1250A High Voltage Disconnector 3 Phase Disconnect Switch

GN19-12 Series Indoor High-Voltage Disconnect Switches

Gn19 1250A High Voltage Disconnector 3 Phase Disconnect Switch

The GN19-12, 12C series indoor high-voltage disconnect switches, manufactured by Yueqing Liyond Electric Co., Ltd., are designed for indoor use with a rated voltage of 12kV, three-phase AC 60Hz. These switches are ideal for dividing and closing circuits under voltage and no load conditions.


Gn19 1250A High Voltage Disconnector 3 Phase Disconnect Switch
 

Features:


  • Three-pole type design

  • Consists of base frame, rotating shaft, lever, porcelain pillar insulator, gate knife, and connection board

  • Conductive part fixed on base by pillar insulators

  • Improved mechanical strength and heat dissipation area

  • Model variations include GN19-12/400, 630, 1000, 1250 types


  •  

Working Principle:

The conductive part of the disconnect switch is fixed on the base by insulators, with contact knives and holders for each phase. The contact knives are connected to tie insulators and the spindle, which is linked to the moving mechanism through the handle. Contact knives are designed for enhanced stability and performance.


Technical Parameters for Storage and Transportation


  • Ambient Temperature: +40ºC (upper limit), -10ºC (lower limit), -25ºC for storage and transportation

  • Altitude: not more than 1000m

  • Relative Humidity: daily average not exceeding 95%, monthly average not exceeding 90%

  • Water Vapor Pressure: daily average not exceeding 2.2 × 10-3Mpa, monthly average not exceeding 1.8 × 10-3Mpa

  • Air Quality: free from corrosive or combustible gases, water vapor, and pollution

  • Vibration: no regular or violent vibration


  •  

Note: Consult the manufacturer, Yueqing Liyond Electric Co., Ltd., for any deviations from the above conditions.



 

Technical Parameters

For more technical specifications, please refer to the manufacturer, Yueqing Liyond Electric Co., Ltd.

Model
Rated voltage  (kV)
Rated current 
(A)
Rated short-time withstand current
(kA/4s)
Rated peak withstand current
(kA)
GN19-12/400-12.5
12
400
12.5
31.5
GN19-12/630-20
12
630
20
50
GN19-12/1000-31.5
12
1000
31.5
80
GN19-12/1250-31.5
12
1250
31.5
80
GN19-12C/400-12.5
12
400
12.5
31.5
GN19-12C/630-20
12
630
20
50
GN19-12C/1000-31.5
12
1000
31.5
80
GN19-12C/1250-31.5
12
1250
31.5
80
Gn19 1250A High Voltage Disconnector 3 Phase Disconnect Switch
Gn19 1250A High Voltage Disconnector 3 Phase Disconnect Switch
 
 
Gn19 1250A High Voltage Disconnector 3 Phase Disconnect SwitchGn19 1250A High Voltage Disconnector 3 Phase Disconnect SwitchGn19 1250A High Voltage Disconnector 3 Phase Disconnect SwitchGn19 1250A High Voltage Disconnector 3 Phase Disconnect SwitchGn19 1250A High Voltage Disconnector 3 Phase Disconnect SwitchGn19 1250A High Voltage Disconnector 3 Phase Disconnect Switch
FAQ

 

Gn19 1250A High Voltage Disconnector 3 Phase Disconnect Switch

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