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Basic Info.
Product Description
Product Description:
The Main Function of the Variable Frequency Power Supply
The main function of the variable frequency power supply series by Jinan Deming Power Equipment Co., Ltd is to convert municipal power to the required voltage and frequency through a power conversion circuit. This power supply offers several key characteristics that make it ideal for various applications:
- Provides pure and reliable sinusoidal power output
- Low harmonic distortion
- High stability frequency and voltage stabilization rate
- Simulates output characteristics of different voltages and frequencies worldwide
- Fulfills the needs of engineers in design and development, product line testing, and quality assurance
- Supports life, over-high/over-low voltage simulation testing, imported equipment, and production line power supply applications
- Can support 400 Hz aerospace
Key Features of the Variable Frequency Power Supply
- Inverter core adopts Mitsubishi Inverter Module
- Drive protection using Mitsubishi motor core
- Dynamic reaction rate < 2ms
- Three-phase power supply can adapt to 100% unbalanced load
- Touch screen display for sensitive operation
- Accurate 0.5 level control
- Can withstand 2 times rated current (Optional) without voltage drop
- Frequency stability < 1%, load stability < 1%, adjustable output frequency
- Wide range of adjustable output voltage: low-grade voltage (0-150 V), high-grade voltage (0-300 V)
- Protection level above IP55
- Output terminal isolated by transformer with small harmonic component
- Comprehensive and fast protection with millisecond response rate
For more information, please contact Jinan Deming Power Equipment Co., Ltd.
Technical Parameters of Three Phase Variable Frequency Power Supply
Product Name: 660*1100*1300mm 220kg Frequency and Voltage Converter
Keywords: Frequency and Voltage Converter, Three Phase Frequency Converter, 380V to 220V Converter, 150K Frequency Inverter, Variable Frequency Power Supply Converter, Solar Hybrid Power Inverter, 50kw Converter, Three Phase Frequency and Voltage Converter
Company Name: Jinan Deming Power Equipment Co., Ltd
Type | LW33-50K |
capacity
| three phase 50KW |
Circuit way | IGBT/PWM Delta Modulation Technique
|
Ac Input | |
input mode
| three phase four wire |
voltage range
| 380V±25%(Or AC220V AC480V) |
frequency domain
| 50Hz |
Ac Output | |
Rated capacity | 50KW |
output mode
| three phase four wire |
Output wave | Pure sine wave |
output voltage | AC480±25%(Or AC220V AC380V) |
voltage accuracy
| ±1% |
output frequency
| 60Hz |
frequency accuracy
| ±0.1% |
Output rated current | 60A |
Overload capacity | 110%,3 minutes, 200%,10 second |
Dynamic voltage transient range | 2%(0~100% load change) |
THDV | THD<3%(nonlinear load) |
Display usage
| |
Display Window | Touch screen display |
voltmeters | precision 0.1V |
current meters | precision 0.1A |
frequency table | precision 0.1Hz |
power | precision 0.1W |
communication | RS485/RS232/WIFI/GPRS/Enternet(Optional) |
system | |
system efficiency | normal mode: 90% |
insulation resistance | DC> 500V 20MΩ |
dielectric strength
| (Input and output to the ground)1800Vdc,Leakage current is less than 3.5mA,1 minute without arc |
level of protection
| IP22 |
mode of connection
| Output Terminal block |
heat-dissipating method
| Forced fan refrigeration |
operating temperature | -10ºC~+50ºC |
relative humidity | 0-90%(without condensation) |
noise(dB) | <65Db |
Size (mm) | 630×1000×1430mm |
Weight (kg) | 327KG |
Power type | Three phase in and three phase out | |
Capacity | 150KVA | |
Circuit mode | IGBT/SPWM | |
AC Input | Phase number | Three-phase four-wire + ground wire |
Input voltage range(Vac) | 480V±15% | |
Input frequency range(Hz) | 30-70 | |
AC output | Phase number | Three-phase four-wire + ground wire |
Wave form | Pure sine wave | |
Output Voltage(V) | 380Vac | |
Output Voltage Accuracy(V) | ≤1% | |
Output frequency range(Hz) | 45-65 | |
Output Frequency Accuracy(Hz) | ≤0.01% | |
Output rated current(A) | 197A/180A/126A | |
THD | ≤3% | |
Dynamic response time | 2ms | |
Power factor(PF) | 0.8 | |
Overload capacity | 110%,10min;200%,10s | |
Peak Coefficient(CF) | 3:1 | |
Efficiency | ≥90%(Resistive load 80%) | |
Display | Type | LED/Touch Screen |
Communication | RS485/RS232/WIFI/GPRS | |
Environment | Insulation strength | 1500VAC,1min |
Noise (1 m) | ≤55dB | |
Ambient temperature | -10ºC~+50ºC | |
Humidity | 0-90%(No condensation) | |
Altitude(m) | ≤2000m | |
Indicator light | Electricity, Inverter (Power Supply, Overvoltage, Undervoltage, Overcurrent, Overheat, LED Model Configuration) | |
Protection | Input connection, input under voltage, output over voltage , output over current , output overload , output short circuit , overheat | |
Cooling mode | Fan | |
