350kVA 800V/800V Three Phase Isolating Transformer

• Application: Power, Electronic, Instrument, Lighting
• Phase: Three
• Core: Core-type Transformer
• Cooling Method: Dry-type Transformer
• Winding Type: Multi-winding Transformer
• Certification: ISO9001, CCC
• Model NO.: BC-T00470A
• Usage: Rectifier Transformer, Combined Transformer, Power Transformer
• Frequency Characteristics: Power Frequency
• Shape of Core: Silicon Steel Sheet
• Brand: Bc Power
• No Load Voltage: 800V +/-3%
• Load Voltage: 800V +/-5%
• Isolation Grade: Class H (180 C)
• Working Frequency: 47.5-55Hz
• Rated Power: 350kVA
• Noise: <75dB
• Temperature Rise: 110K
• Transport Package: Wooden Case
• Specification: 350KVA, 800V/800V
• Trademark: BC POWER or Customized
• Origin: Dongguan City, Guangdong Province, China
• Production Capacity: 3000-5000 PCS/Year

Product Description

Electric Characteristics
 
Dongguan Baocheng Power Technology Co., Ltd. is a full program of R & D, manufacturing and sales as one of the magnetic devices. It specializes in designing and customizing the "magnetic devices" of modern power electronic systems for customers, including applications from power frequency to high frequency, from low voltage to high voltage, and high frequency and high voltage. The system covers all kinds of dry / water-cooled inductors, reactors, transformers and transformer cabinets. The power range of the product covers 50VA-5000KVA, the frequency range covers 50Hz-50 KHz, the voltage level covers all kinds of high / low voltage, high / frequency products, and the K- coefficient of application in the non linear load environment. Press (patent product) etc.

Company founded in 2010. The company's headquarters is located in Jinhe community of Zhangmutou town in Dongguan. The practical area of the factory is about 10 thousand square meters. It sets up distribution outlets in East China, North China, northwest and other places. It is a high-tech enterprise in Dongguan. The company has more than 20 patents.

Electric Characteristics
No.	Parameter	Tested Terminal	Value	Test Condition	Standard Test Instrument
1	Non-load Output Voltage	a-b-c	800V+/-3%	Input: A-B-C 800V, 50Hz Output: no load	Transformer comprehensive tester
2	Load Output Voltage	a-b-c	800V+/-5%	Input: A-B-C 800V, 50Hz, a-b-c outout end with a 350KW rated resistive load
3	Rated Apparent Power	350KVA
4	Working Frequency	47.5-55Hz
5	Rated Load Current	a-b-c	252.5 A
6	Connection method	YNyn0
7	Non-load Current	a-b-c	<15A	Input:A-B-C, 800V, 50Hz, Output: no load
8	Short Circuit Impedance	Average Voltage between A-B-C /800V*100%	(4+/-1%)	Short-circuit a-b-c  phase output line current reaches 252.5A
9	Temperature Rise	The hottest spot in the coil	<110K	Rated full load, air cooling
10	Full Load Efficiency	>97.5% (25+/-5 degree centigrade)		Input: A-B-C 800V, 50Hz, a-b-c outout end with a 350KW rated resistive load
11	Insulation Grade	H
12	Input Voltage Range	1.1 times the rated input voltage, the iron core not saturated
13	Insulation Resistance	Winding - core, primary - secondary, temperature relay - winding, core	>100MΩ	500V DC, temperature 40ºC or less, humidity 80% or less	ohm gaugae
14	Dielectric Strength	Winding - core, primary - secondary, temperature relay - winding, core	<35mA, no arcing breakdown	2500V/50Hz/60S	Power Frequency Voltage Tester
15	Noise	one meter distance	<75dB	The rated conditions
16	Work Environment	Operating Temperature		-25~50 degree centigrade
		Altitude		<2000m