JN17-12/40 Ground knife electronic earthing switch for MV switchgear

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Product Overview

Description

Liyond

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Product display

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JN17-12/40 earthing switch for MV switchgear

 

Summary:

JN17-12/40 indoor AC high voltage earthing switch is an advanced level product with high-tech parameters performance.After comprehensive evaluation,it conforms to GB1985 and IEC129 standard ,applies to power system of 3-12kV and three-phase AC 50Hz.

It owns shortcircuit making capacity to protect other electric equipment not being damaged.Can beused with various high voltage switchgear,also play a protective role in the highvoltage electrical equipment overhaul.

 

Ambient condition:

1.Altitude: ≤ 1000m

2.Ambient temperature: -10 DEG to 40 DEG

3.Earthquake intensity: no more than 8 degree

4.Pollution: II

5.Relative humidity: Daily average less than 95%.Monthly average less than 90%.

Paramters

Item

Unit

Data

Rated voltage

kV

12

Rated short-time withstand current

kA

40

Rated short-circuit duration

s

4

Rated short-circuit making current

kA

100

Rated peak withstand current

kA

100

Rated insulation level

PF withstand voltage (1 min)

kV

Phase to earthPhase to phase

42

Lightning impulse withstand voltage

 

75

Mechanical endurance

Time

2000

  

 LYE103

Drawings:
LYE103-3 12KV earthing switch

  

 

Hot products

Our Company

 750x400

 

Yueqing Liyond Electric Co., Ltd was established in 2001, located in Yueqing City, Zhejiang Province, China. LIYOND has become a high-tech enterprises integrating the R&D, manufacturing and sales of mid and high voltage switchgear and accessories products.

Main business: distribution control switchgear equipment(high-voltage switchgear, RMU, GIS, transformers, circuit breakers and other large equipment) and mid-mounted switchgear equipment( middle-mounted switchgear, vacuum circuit breaker, load switch, earthingh switch , disconnector, spring operating mechanisms, vacuum contactor, transformers, etc.)

We independently produce and integrate more than 200 high-quality factories' products, mainly supply accessories for KYN-28 switchgear, ring main unit, GIS cabinets. We are constantly innovating and breaking through on technology and application. At present, there are more than 10 independent patents in the KYN-28 switchgear.

Our products exported to Europe, Russia, Central Asia, Southeast Asia, the Middle East and other countries. With many famous enterprises,like ABB, Copper, Tavrida, etc.. We are renowned for high quality and high standards.

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We have excellent management team and technical team. They have tacit cooperation in product development, promotion and maintenance. Our business philosophy is Company business philosophy: customer-centric."Service" throughout the company's operations and management of every detail,has received extensive trust and support from customers.Based on mutually-beneficial cooperation, we have established a good business relationship with our customers. Good reputation for fast feedback, quality stabilization and fast delivery time.


In order to meet the requirements of market and sustainable development, enterprises realize standardization and institutionalize management. In order to meet the needs of the market and sustainable development, enterprises to achieve standardized and institutionalized management. Adhere to the business philosophy "Customer-respect, Team as the soul, Channel for the root, Business-oriented" , committed to the power industry development and innovation.

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Certifiactions

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Packing&transport

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