KYN61 -40.5(Z) Metal-clad Enclosed Withdrawable Switchgear (hereinafter referred to as switchgear) is applicable for three -phase power systems of AC50Hz in switching room of power plants, power substations, and industrial and mining enterprises, used for electric energy receiving and distribution, it controls, protects and monitors the circuits.

It complies with the standards GB3906 Alternating- current metal- enclosed switchgear and controlgear for rated voltages above 3.6 kV and up to and including 40.5 kV, GB/T 11022 Common specifications for high-voltage switchgear and controlgear standards, IEC60298 Alternating-current metal-enclosed switchgear and controlgear for rated voltage above 1kV and up to and including 52kV.

Main technical parameters
Rated voltage	..................................	40.5kV
Rated frequency	..................................	50Hz
Rated current of circuit breaker	..................................	1250~4000A
Rated current of switchgear	..................................	1250~4000A
Rated short-time withstand current (4S)	..................................	20 25 31.5kA
Rated peak withstand current (peak)	..................................	50 63 80kA
Rated short-circuit breaking current	..................................	20 25 31.5kA
Rated short-circuit making current (peak)	..................................	5063 80kA
Rated insulation level 1min power frequency withstand voltage	Pole-to-pole, pole-to-ground	95kV
	Between open contacts	110kV
Lightning impulse withstand voltage (peak)	Pole-to-pole, pole-to-ground	185kV
	Between open contacts	215kV
IP code	..................................	IP4X   IP2X

Service conditions

◎ Ambient air temperature: -15°C〜+40°C;

◎ Relative humidity: Daily average ≤ 95%，and daily average of water vapor pressure < 2.2kPa;

Monthly average ≤ 90%，and monthly average of water vapor pressure < 1.8kPa;

◎ Altitude: ^ 1000m; 

◎ Seismic intensity: No more than 8 degree

◎ Ambient air should be free of pollution of corrosive or flammable gas or vapor;

◎ No obvious vibration;

Company Introduction

Certificate

FAQ

Q1:What is your advantages?

A: We are a very famous power distribution product manufacturer in Shanghai, China. We also have our own foreign trade team. We are a company integrating industry and trade

Q2:Can you customize the product according to the size I need?

A: Yes, our factory has a professional team of engineers, we can completely design and develop products for you according to the detailed technical parameters and specifications you require

Q3:Can we use our own logo?

A: Yes, if you have requirements, we can customize the logo you need according to your requirements

Q4: What is the quality of your products?

A: Quality is our corporate culture, we regard product quality as life of our company. We have achieved a lot of certifications to meet customs requirements. As a factory, we can control all process of production 100% and every single product will be tested qualified before shipping.

Q5: When can delivery from ordering?

A: The delivery time depend on the quantity you ordered, generally about 15-25 days after deposit of payment.

Q6:What are your terms of payment

A: 30% in advance 70% before shipment We can pay by TT/ LC/ DP/ Paypal/ union/Alibaba assurance

Q7: How long is the warranty of your product?

A: Our warranty period is usually three years,. But the warranty period can be extended after discussion and agreement.

Shanghai SETN ELECTRIC Co., Ltd is a professional of power solution and distribution (PTD) engineering and PTD complete equipment supplier. We provide integrated solution and complete PTD high-tech equipment for a variety of PTD engineering. We are one of the leading enterprises in the national industrial technology upgrade plan and one of the leading brands in the field of electric power engineering of China.

Any special requirements can be settled through friendly negotiation.

If you have any other questions, please contact me directly. We will provide you with the best service.

http://www.setnelectrics.com/