Customization: | Available |
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Application: | Power, Electronic, Instrument, Lighting |
Phase: | Three |
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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.
No. | Parameter | Test Terminal | Test value | Test condition | Standard test instrument |
1 | No-load output voltage | a1-b1, b1-c1, a1-c1 a-b, b-c, a-c |
400V(+/-3%) 550V(+/-3%) |
Input: A-B, B-C,C-A 400V | Transformer comprehensive tester |
2 | Rated load voltage | a1-b1, b1-c1, a1-c1 a-b, b-c, a-c |
400V(+/-5%) 550V(+/-5%) |
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3 | Rated load power | a1-b1, b1-c1, a1-c1 a-b, b-c, a-c |
1019KVA 1400KVA |
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4 | Rated load current | a1-b1, b1-c1, a1-c1 a-b, b-c, a-c |
1470A 1470A |
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5 | Coil connection group | Dyn11 | |||
6 | Short circuit impedance | average voltage between A/B/C is 400V | (6-8)% | Short circuit a/b/c, input current of B phase reaches 2021A | |
7 | Insulation resistance | Coil to core Primary to secondary |
>100MΩ | 1000V DC | |
8 | Dielectric strength | Primary to GND, core, secondary | No arcing or breakdown | 3000VAC/60s | Power frequency voltage tester |
9 | Temperature rise | <110K, rated full load, air forced cooling | |||
10 | Noise | <65dB, rated full load at 1 meter distance | |||
11 | Insulation grade | Class H | |||
12 | Cooling type | Air forced cooling(3 each left and right top blowing axial flow fans in the lower part of the transformer, the fans are supplied with single-phase 220V power supply) | |||
13 | Efficiency | >99% (25ºC) | |||
14 | Overvoltage | -10%~+15% | |||
15 | Overload | No overload | |||
16 | Frequency | 45~65Hz | |||
17 | Special requirement | The output of 400V and 550V windings do not work simultaneously | |||
18 | Operating temperature | -25~50ºC | |||
19 | Storage temperature | -40~70 ºC | |||
20 | Altitude | 2000m (derate 1% for every 100m increase over 2000m) | |||
21 | Operating humidity | Relative: 0%~95% Absolute: <29g/m3, without condensation | |||
22 | Weight | About 3400 kg |