Liyond 35kv High Voltage Earth Switch Jn22b for Switchgear

Product Details
Customization: Available
Certification: ISO9001
Shell Material: Steel Plate
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Year of Establishment
2011-04-07
Number of Employees
18
  • Liyond 35kv High Voltage Earth Switch Jn22b for Switchgear
  • Liyond 35kv High Voltage Earth Switch Jn22b for Switchgear
  • Liyond 35kv High Voltage Earth Switch Jn22b for Switchgear
  • Liyond 35kv High Voltage Earth Switch Jn22b for Switchgear
  • Liyond 35kv High Voltage Earth Switch Jn22b for Switchgear
  • Liyond 35kv High Voltage Earth Switch Jn22b for Switchgear
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Overview

Basic Info.

Model NO.
JN22B-40.5-31.5
Voltage Level
High Voltage
Installation
Fixed
Structure
as Specification
Current
AC
Product Name
Earthing Switch
Application
High Voltage Switchgear
Frequency
50Hz
Phase Spacing
280mm/350mm
OEM
Accept
Transport Package
Standard Export Packaging
Specification
as specification
Trademark
Liyond
Origin
China

Packaging & Delivery

Package Size
130.00cm * 50.00cm * 60.00cm
Package Gross Weight
63.000kg

Product Description

Liyond 35kv High Voltage Earth Switch Jn22b for SwitchgearLiyond 35kv High Voltage Earth Switch Jn22b for Switchgear
The performance of JN22B-40.5 indoor high-voltage grounding switch conforms to the national standard GB1985-2004 "AC high-voltage isolating switch and grounding switch". It is suitable for power systems with three-phase rated voltage of 40.5kV and AC 50Hz. It can be combined with KYN61-40.5 high-voltage The switchgear and other types of high-voltage switchgear are used together as a grounding protection for the maintenance of high-voltage electrical equipment.

Conditions of use
1.Altitude not more than 1000m.
2. Ambient temperature not higher than +40ºC, not lower than -10ºC.
3. Relative humidity is not more than 95% on average per day and not more than 90% on average per month.
4. The seismic intensity does not exceed 8 degrees.
5. The installation site cannot have gas, steam, chemical precipitation, smoke, dust and dirt that seriously affect the insulation and conductivity of the grounding switch, as well as its explosive erosion substances.
6. The installation site must not have frequent and violent vibration.
 

Technical Parameters

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 (1min)

KV

Phase to earth
Phase to phase

95

Lightning impulse withstand voltage

KV

185

 
Drawing
Liyond 35kv High Voltage Earth Switch Jn22b for Switchgear
Model E G F D H L
JN22B-40.5/31.5-280 280 410 80 464 684 1050
JN22B-40.5/31.5-300 300 390 80 504 724 1100
JN22B-40.5/31.5-320 320 370 80 544 764 1200
JN22B-40.5/31.5-330 330 360 80 564 784 1200
JN22B-40.5/31.5-350 350 340 80 604 824 1200
JN22B-40.5/31.5-360 360 330 80 624 844 1200
JN22B-40.5/31.5-420 420 410 80 744 964 1380
JN22B-40.5/31.5-440 440 390 80 784 1004 1380


Liyond 35kv High Voltage Earth Switch Jn22b for Switchgear
Liyond 35kv High Voltage Earth Switch Jn22b for Switchgear
Liyond 35kv High Voltage Earth Switch Jn22b for Switchgear



Liyond 35kv High Voltage Earth Switch Jn22b for SwitchgearLiyond 35kv High Voltage Earth Switch Jn22b for SwitchgearLiyond 35kv High Voltage Earth Switch Jn22b for SwitchgearLiyond 35kv High Voltage Earth Switch Jn22b for SwitchgearLiyond 35kv High Voltage Earth Switch Jn22b for Switchgear
FAQ

 

Liyond 35kv High Voltage Earth Switch Jn22b for Switchgear

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