DC Switchgear

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Company Name Entec Electric and Electronic Co., Ltd.
Membership Free member
Registration Date2002.11.02
Country/RegionKorea
CityHwaseong-city
Contact Koh Young-Jin(Mr.)

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Entec Electric and Electronic Co., Ltd.

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Description by Manufacturer

DC SWITCHGEAR

Application :	DC Power Railway Substation
	DC Power Consuming Industry

Characteristics

Product
- ETSR 21: Light railway substation
- ETSR 22: Metro substation
DC High Speed Circuit Breaker and DC Disconnector are built-in
- KERI, CESI Type Test Certification
- High Reliability and Safety
- Absolute current interruption (0 ~ rated interruption capacity kA)
- Excellent interruption of Mid ~ Small current(0 ~ 3000A)
Compact design
- Advanced device PMA technology applied
- Compact small size Disconnector application
- Full use of Cubicle space
Digital Protection Relay System Application
- Digital type main protection relay use(50F, 76D, 85, 45, 80)
- Precise operation and reliability
- Metering information , Recording function
   Fault event: 1000 events
   Fault event: 1000 events
   Fault wave: 16 waves(0.2~6000ms)
   Load current storing(Time load: 42days, Daily load: 3 yrs)
- Protocol communication
   DNP3.0, MODBUS etc.
Absolute Insulation capability
- Inner Insulation treatment, Arc mis-operation possibility exception
- Live High Voltage Line work possible
Convenient Circuit Breaker withdraw
- No need to have separate withdraw device
- Convenient Push-In/Pull Out structure
Other Interlock
- Complete Interlock establishment between Circuit Breaker, Disconnector, Relay and Panel

	RATINGS

Model		ETRG 21	ETRG 22
Nominal Voltage		DC 750V	DC 1500V
Rated Voltage		DC 900V	DC 1800V
Insulation Voltage		DC 1800V	DC 2300V
Rated Interrupting over voltage		1.5~2 X rated voltage
Rated Current		1000/2000/3000/4000/5000A	1000/2000/3000/4000/5000A
Making current capacity		71KA
Operation Duty		O-15sec.-CO-15sec.-CO-60sec.-CO O-10sec.-CO
Mechanical durability		20,000 times
Power frequency withstand voltage(60Hz, 1min.)		5.5kv	6.6kv
Rated operation voltage		DC 110V
Over current Release Pick-up		3~10 Ka
Max. Ambient Temp. /avg. Temp.		40°C/35°C
Installation altitude		≤ 2000m
Size [mm]	Height (standard)	2200
	Length (standard)	1800
	Width (standard)	600
Weight[kg]		650	700
IP protection(IEC 529)		IP 31
Applied Standard		IEC 61992,JEC 7152 etc.

Product Image

Company Profile

About Entec Electric and Electronic Co., Ltd.

Membership Free member
Registration Date2002.11.02
Country/RegionKorea
CityHwaseong-city
Contact Koh Young-Jin(Mr.)

Thank you for visiting ENTEC ELECTRIC AND ELECTRONIC CO.,LTD.

Under the goal of becoming the world best technology enterprise in the field of Medium voltage switchgear and Distribution automation, Entec Electric & Electronic Co.,Ltd. was established and has been developed by investing on Research and Development. Continuously developed new technology products are acknowledged as in technology and quality in Korea as well as in the world.

We supply Load break switch for pole mount, Auto Recloser, Pad mount switch, Pad mount Switchgear, Out door circuit breaker for substation, DC switchgear, Rectifier, Q-class DC circuit breaker for nuclear power and so on.

Especially, the most advanced technology, Magnetic Actuator Mechanism was developed and adopted in Auto Recloser, and Korea New Technology Award was achieved from Korean government. Compared with other large companies, outstanding technical and reliability points are acknowledged throughout the world.
Now the supplying of Entec's products are stepping further from Asia out to Middle East, South America and Africa.
Entec's Magnetic Actuator mechanism contributes in developing of Electric Power equipment by supplying it to Power Distribution, Railway system and DC Power System.
Also, introducing DC electric power equipment facility, 1800V DC Switchgear and low voltage DC Circuit Breaker for Nuclear Power Plant were developed and supplied by Entec. Entec's new technology were achieved under Korean government. Accordingly, DC electric power equipment technology has been more advanced and Entec has contributed to establish the best technology in DC electric power equipment. Further more, Digital DC Relay will be supplied as the best product throughout the world.

Selling Categories

- Electrical Equipment & Supplies >> Other Electrical Equipment

Keywords

recloser , load break switch , switchgear , DC switchgear , GIS

Registration Date	2002/11/02(Year/Month/Date)
Buyer / Seller in EC21	Seller
Business Type	Manufacturer
Year established	1996
Employees total	101 - 500
Annual revenue	USD 10,000,001 - 50,000,000

Contact Information Order Credit Report

Company	Entec Electric and Electronic Co., Ltd.
Address	78-2 Buncheon-ri Bongdam-eupHwaseong-cityGyeonggi-do445894Korea
Phone	82 - 31 - 2271161
Fax	82 - 31 - 2271164
Homepage	http://www.entecene.co.kr
Contact	Koh Young-Jin / General Manager

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