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E-mail
nenghua@nenghua.net
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Phone
17156775888
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Address
15th Floor, Building 1, United Fortune Plaza, High tech Zone, Jinan City, Shandong Province
Jinan Nenghua Electromechanical Equipment Co., Ltd
nenghua@nenghua.net
17156775888
15th Floor, Building 1, United Fortune Plaza, High tech Zone, Jinan City, Shandong Province
This series of intermediate frequency power supply products is a 400Hz static variable frequency power supply designed and manufactured specifically for aviation and military electronic and electrical equipment, using high-frequency power electronic switch conversion technology. It can be used for aircraft and onboard equipment, radar, navigation and other military electronic equipment, as well as other occasions that require 400Hz intermediate frequency power supply. It is a replacement product for unit type variable frequency power supply. This product has a voltage and frequency adjustment range of ± 20%, and can be used for three-phase balanced loads or completely unbalanced loads. Any phase can be used as a single-phase power supply, and it is also suitable for laboratories or production lines as a power supply for debugging experiments. We can also customize and produce power supplies with various frequencies and voltages ranging from 25-1500HZ for customers.
【 Main Features 】
1. Adopting SPWM dedicated chip, with high control accuracy and good waveform quality, it can adapt to various loads
2. Adopting a unique instantaneous value dual loop control method, the control accuracy is high, the waveform quality is good, and it can adapt to various loads
3. IGBT high-frequency static inverter, small size, light weight, low noise, high efficiency, and minimal external interference
4. Controlled by a microprocessor, the output voltage and frequency can be adjusted online, and the operation and fault status are clear at a glance
5. Suitable for three-phase balanced and completely unbalanced loads, any phase can be used as a single-phase power supply
6. The independent electrical parameter meter measures and displays frequency, voltage, current, power, and power factor in real time, making it flexible and convenient to use, making operation more effortless
7. Isolation transformer isolation output, safe and reliable, with good adaptability
8. Can be used alone or installed in a 19 inch standard cabinet
GB7260-87 Uninterruptible Power Supply Equipment, Q/01AK001-2005 Programmable Variable Frequency Voltage Regulating Power Supply, GJB181A-2003 Aircraft Power Supply Characteristics, GJB572-88 Aircraft Ground Power Supply Characteristics and General Requirements
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Model AF400- |
500VA |
110001 |
110003 |
110005 |
310010 |
310015 |
310020 |
310030 |
310045 |
310060 |
310100 |
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容量 (KVA) |
0.5 |
1 |
3 |
5 |
10 |
15 |
20 |
30 |
45 |
60 |
100 |
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Circuit method |
IGBT/SPWM 方式 |
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communication input |
phase number |
1 μ 2W+G/3 μ 4W+G (specify when ordering single-phase or three-phase input) |
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voltage |
220V ± 15%/380V ± 15% (specify when ordering 220V input or 380V or other national voltage input) |
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frequency |
50HZ/60HZ±5% |
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communication output |
phase number |
1φ2W+G |
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voltage |
Adjustable within the range of 115V ± 20% |
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frequency |
400HZ/300~500 HZ (continuously adjustable) |
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current |
4.2A |
8.4A |
25A |
42A |
84A |
126A |
168A |
250A |
375A |
500A |
840A |
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Overall performance |
waveform |
pure sine wave |
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Frequency stability rate |
≦±0.01% |
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load regulation |
≤± 0.5% (linear load) |
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waveform distortion |
THD ≤± 3% (linear load) |
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Peak factor ratio |
3:1 |
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efficiency |
≧85% |
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reaction time |
≦2ms |
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display precision |
display interface |
LED display |
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4位电压表 |
Resolution 0.1V |
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4-digit ammeter |
Resolution 0.1A |
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4-digit frequency meter |
Resolution 0.1Hz |
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power meter |
Resolution of 1W |
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power factor meter |
Resolution 0.01 |
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protection function |
Input/output fuse free switch, overcurrent protection, short circuit protection, overvoltage protection, over temperature protection, self diagnostic protection, and alarm device |
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Safety Regulations |
insulation resistance |
500VDC/20MΩ |
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耐压绝缘 |
1800VAC/5mA/1 minute |
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cooling method |
Forced fan cooling |
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noise |
Less than 60dB at 1m |
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environment |
Operating Temperature |
-10℃~+50℃ |
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relative humidity |
0~90% (non condensing state) |
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altitude |
1500m |
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