- Test equipment
Current generator with constant current- Full automatic temperature rising and large curren
- Small current generator
- Large current generator
- AC / DC current generator
- Intelligent high current
- Three-phase current generator
- Intelligent three-phase current
- The three-phase voltage and current source
- Three frequency generator
- Fault indicator tester
- Fuse tester
- Transformer integrative tester
- Thermal relay tester
- Tester for motor protector
- Relay protection tester
- High voltage switchgear
- Low voltage switchgear
- AC and DC voltage tester
- DC high voltage generator
- DC breaker ampere second characteristic test instr
- Power inspection class
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Output voltage: single-phase voltage: 0-150V/0-300V continuously adjustable |
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Output frequency: 60HZ, 50HZ, 40-499.9HZ continuously adjustable |
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Super counted ability, instantaneous current can withstand three times rated current |
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A one click shutdown function, the reaction rate is fast, the reaction time is less than 2ms |
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With over current, over voltage, over temperature, short circuit, overload and other multiple protection and alarm function. |
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High precision frequency stabilized voltage stabilizing function, fast regulating voltage, frequency |
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The main components are imported brands, quality and reliable |
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Three out of three variable frequency power supply technical parameters |
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model |
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three-phaseDDBP-10 |
three-phaseDDBP-15 |
three-phaseDDBP-20 |
three-phaseDDBP-30 |
three-phaseDDBP-45 |
three-phaseDDBP-60 |
three-phaseDDBP-75 |
three-phaseDDBP-100 |
three-phaseDDBP-150 |
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Output capacity（KVA） |
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10 |
15 |
20 |
30 |
45 |
60 |
75 |
100 |
150 |
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Circuit mode |
IGBT/PWM-delta modulation technique |
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AC input |
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Phase number |
three-phase |
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wave form |
SINEWAWE |
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Voltage |
380V±15% |
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Frequency range |
50HZ or 60HZ±15% |
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power factor |
﹥0.9 |
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AC output |
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Phase number |
three-phase |
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wave form |
SINE WAVE |
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Low voltage |
Single phase voltage: 0-150V continuously adjustable
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High voltage |
Single phase voltage: 0-300V continuously adjustable |
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frequency |
60HZ，50HZ，40-499.9HZ Continuously adjustable |
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Frequency stability |
≤0.01% |
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Low maximum current（A） |
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27.8 |
41.7 |
55.6 |
83.8 |
125 |
166.7 |
208.3 |
276 |
416 |
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High grade maximum current（A） |
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13.9 |
20.8 |
27.8 |
41.7 |
62.5 |
83.3 |
104.2 |
138 |
208 |
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Whole machine performance |
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Power supply voltage |
﹤1% |
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load regulation |
﹤1% |
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Waveform distortion |
﹤1% |
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efficiency |
﹥90% |
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reaction time |
≤2ms |
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crest factor |
3：1 |
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Protector |
With over voltage, over current, overload, input under voltage, over temperature, short circuit and other multiple protection |
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display |
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Display interface |
Digital LED display |
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Voltage |
4 digit, digital voltmeter, resolution 0.1V |
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electric current |
4 digit, digital current meter, resolution 0.1A |
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power |
4 digit digital watt meter |
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frequency |
4 digit, digital frequency table |
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Environment and other |
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cooling system |
High speed variable frequency fan cooling, forced air cooling |
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working temperature |
-10℃ to 50℃ |
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relative humidity |
0～90%（non-condensing） |
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Altitude |
≤1500m |
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weight（KG） |
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200 |
260 |
320 |
450 |
550 |
660 |
750 |
900 |
1350 |
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size(H*D*W）mm |
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850*650*500 |
1100*750*550 |
1310*800*600 |
1400*1100*800 |
1500*1200*1000 |
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Note: more than 1 of the size does not contain the height of the foot |
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2, can be customized according to customer requirements specifications |
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