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一、Single-phase ultra-high precision variable-frequency power supply |
1. Product attributes
1)、High precision voltage, current, frequency, real power and power factor display.
2)、Measured signal magnitude is virtual value.
3)、Load voltage regulation accuracy---±0.5%。
4)、Load frequency stability---±0.1%。
5)、Multi-protection and warning functions, such as over-voltage protection, over-current protection, overload protection and over-temperature protection, etc.
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2. Electrical parameters |
Model: LHZ |
2050 |
3001 |
3003 |
3005 |
3010 |
3015 |
3020 |
3030 |
3045 |
3060 |
Output capacity |
500VA |
1KVA |
3KVA |
5KVA |
10KVA |
15KVA |
20KVA |
30KVA |
45KVA |
60KVA |
Circuit mode |
IGBT/PWM pulse wave width modulation mode |
AC input |
Phase number |
1Φ2W+G |
3Φ4W+G |
Voltage |
220V±15% |
380V±15% |
Frequency |
50Hz±3Hz/60Hz±3Hz |
AC output |
Phase number |
1Φ2W+G |
Voltage |
0~150Vlow gear/0~300Vhigh gear |
Frequency |
50Hz,60Hz,47~63Hz adjustable, 400Hz(can receive special frequency customization) |
Maximum current |
Low gear |
4.2A |
8.4A |
25A |
42A |
84A |
126A |
168A |
250A |
375A |
500A |
High gear |
2.1A |
4.2A |
12.5A |
21A |
42A |
63A |
84A |
125A |
188A |
250A |
Frequency stability |
≤0.01% |
Load voltage regulation rate |
≤±1% |
≤±1.5% |
Waveform distortion factor(THD) |
≤2% |
≤3% |
Display
/resolution |
Four-digit number frequency meter |
Resolution: 0.1Hz |
Four-digit number voltage meter |
Resolution: 0.1V |
Digital electric current meter |
0.001A |
0.01A |
Four-digit number electric current meter /resolution 0.1A |
Five-digit number electric current meter/resolution 0.1A |
Overload capacity |
120%/one hour,150%one minute,200%/15 seconds.(The data is tested according to 25% duty period) |
Protecting equipment |
Input/output no-fuse switch, electronic circuit senses over-voltage, over-current,Over-load, over-temperature and short circuit and starts protection and alarm device automatically. |
Work ambient temperature/ relative humidity |
Temperature-20℃ ~45℃/humidity0~90%( non--condensation condition) |
Remarks: In this series, maximum single-phase power is 300KVA, maximum output frequency is 1000Hz and maximum output voltage is 1000V. |
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二、 Three phase ultra-high precision variable-frequency power supply |
1. Product attributes
1)、Use discrete type(stand alone type), no-power supply transformer structure, input is not separated and output is separated.
2)、High precision constant frequency and constant voltage, knob type quick voltage and frequency regulation.
3)、High precision real virtual value digital display: three phase voltage, three phase current, three phase active power, frequency, high precision and strong capacity of resisting disturbance.
4)、It can make boundary analog voltage setting: +10%~+25%/-10%~-30%.
5)、Quick transient reaction velocity, 100% load/unload, stabilized voltage response time is within 2ms.
6)、Output frequency: 50Hz、60Hz、45~65Hz(400Hz option)
7)、Output voltage: phase voltage0~300V(line voltage0~520),?it can simulate voltages all over the world.
8)、Phase difference:120°±2°。
9)、Multi-protection and warning functions, such as over-voltage protection, over-current protection, overload protection and over-temperature protection, etc.
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2. Electrical parameters |
Model: LHZ |
3006S |
3010S |
3020S |
3030S |
3045S |
3060S |
3075S |
3100S |
3150S |
3180S |
Output capacity |
6KVA |
10KVA |
20KVA |
30KVA |
45KVA |
60KVA |
75KVA |
100KVA |
150KVA |
180KVA |
Circuit mode |
IGBT/PWM pulse wave width modulation mode |
AC input |
Phase number |
3Φ4W+G |
Voltage |
380V±15% |
Frequency |
50Hz±3Hz/60Hz±3Hz |
AC output |
Phase number |
3Φ4W+G |
Voltage |
0~150Vlow gear/0~300Vhigh gear |
Frequency |
50Hz,60Hz,47~63Hz adjustable, 400Hz(can receive special frequency customization) |
Maximum current |
low gear |
16.7A |
27.8A |
55.6A |
88.3A |
125A |
167A |
208A |
278A |
417A |
500A |
high gear |
8.3A |
13.9A |
27.8A |
41.7A |
62.5A |
83.3A |
104A |
139A |
208A |
250A |
Frequency stability |
≤0.01% |
Load voltage regulation rate |
≤±1% |
≤±1.5% |
Waveform distortion factor(THD) |
≤2% |
≤3% |
Display/
resolution |
Four-digit number frequency meter |
Resolution: 0.1Hz |
Four-digit number voltage meter |
Resolution: 0.1V |
Digital electric current meter |
Four-digit number electric current meter /resolution 0.1A |
Five-digit number electric current meter/resolution 0.1A |
Phase deviation |
load three phase equilibrium or idle load:≤±2°100% three phase unbalance:±4° |
Overload capacity |
120%/One hour,150%/one minute,200%/15seconds.(The data is tested according to 25% duty period) |
Protecting equipment |
Input/output no-fuse switch, electronic circuit senses over-voltage, over-current,Over-load, over-temperature and short circuit and starts protection and alarm device automatically. |
Work ambient temperature/ relative humidity |
temperature-20℃ ~45℃/humidity 0~90%( non--condensation condition) |
Remarks: In this series, maximum three-phase power is 800KVA, maximum output frequency is 1000Hz and maximum output voltage is 1000V; |
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三、Military J series 400Hz medium frequency solid power supply |
1. Product attributes
1)、High precision constant frequency and constant voltage, knob type quick voltage and frequency regulation.
2)、High precision display: voltage, current, frequency, active power and power factor.
3)、Output frequency: 400Hz。
4)、Output voltage: 0~300V, it can simulate voltages all over the world.
5)、It can make boundary analog voltage setting: +10%~+25%/-10%~-30%.
6)、Multi-protection and warning functions, such as over-voltage protection, over-current protection, overload protection and over-temperature protection, etc.
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2. Electrical parameters |
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9905 |
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1KVA |
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IGBT/PWM pulse wave width modulation mode
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Load voltage regulation rate
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Waveform distortion factor
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Input/output no-fuse switch, electronic circuit senses over-voltage, over-current,Over-load, over-temperature and short circuit and starts protection and alarm device automatically.
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Remarks: In this series, maximum three-phase power is 300KVA;
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★Our company can manufacture various special variable-frequency and medium frequency power supplies according to customers’ requirements. |
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