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CFPT series wide input frequency stabilized power supply
This model of power supply is mainly used for stable operation and voltage in small water conservancy and small thermal power plants. Input frequency
Product details
Performance Characteristics
| ◆ Strong impact resistance, able to instantly withstand 2-3 times the load surge current | ◆ Optional input APF correction, low input harmonic current, high power factor |
Good frequency stability accuracy, with a frequency stability of<0.1% |
Imported IGBT power module with good impact resistance |
◆ Wide frequency range, output frequency 5-1000HZ can be selected |
Intelligent IGBT driver module and high isolation power supply, with strong protection function |
High voltage regulation accuracy, with a voltage regulation accuracy of ± 1% or higher |
◆ Complete parameter display for timely detection of various working points of the power supply |
Fast response time, input voltage jump, output response time<2ms |
Adopting IGBT/SPWM method, small size and low noise; |
◆ Wide voltage range, input voltage ± 20%, output voltage 0-1000V can be customized |
◆ Transformer isolation output, strong anti-interference ability; |
Excellent output waveform, pure sine wave output, waveform distortion<2% (excluding nonlinear loads) |
Three phase voltage vector control, capable of withstanding three-phase unbalanced loads. |
32-bit ARM processor digital control, pure sine wave output using isolated voltage and current sensors, reliable detection |
Optional features
Programmable variable frequency power supply RS485 interface, with PC or PLC monitoring interface, standard RS485 interface (can be converted to RS232/CAN/RJ45), meets MODBUS-RTU protocol, convenient for remote monitoring. It is possible to set working condition groups and store several sets of voltage, frequency, working time, etc;
The DC28V interface of military intermediate frequency power supply has a DC28V DC input interface and control switch, and the DC28V power supply can be embedded inside the cabinet to form a whole, which is convenient, beautiful, and reasonable;
◆ Input harmonic current suppression components, including 12 pulse rectification, 18 pulse rectification, and 3-21st harmonic filters, can be selected to reduce the input harmonic current of the variable frequency power supply, improve the power factor, and avoid interference from the variable frequency power supply to other devices in the network;
◆ Marine shore power supply protection level, optional outdoor IP65 protection level shell, directly used outdoors, is a marine shore power supply; Alternatively, a containerized power supply room can be chosen to place the power supply inside the container, which can be equipped with environmental temperature control devices, insulation layers, etc;
◆ Wide range input function, optional voltage input range of ± 50%, frequency input of 25Hz-100Hz, especially suitable for small thermal or hydroelectric power generation occasions. The output can stabilize frequency and voltage.
| input | voltage | 3 Ø 4W380V ± 50% or 1 Ø 2W20V ± 50% |
| frequency | 25-100Hz | |
| output | voltage | 0-500V (line voltage)/0-300V (phase voltage) adjustable |
| phase number | 3 Ø 4W (can be used independently for single-phase) or 1 Ø 2W | |
| frequency | 50Hz, 60Hz optional | |
| Frequency stability | ≤0.01% | |
| reaction time | 2ms | |
| Voltage stability | ≤0.5% | |
| Total Harmonic Distortion | ≤2% | |
| Input/output voltage standard | Single in single out, triple in single out, single in triple out, triple in triple out | |
| Output display | Four digit LED digital display for voltage, current, and frequency | |
| protective device | Overvoltage, undervoltage, overload, overcurrent, overtemperature, short circuit protection and buzzer warning | |
| Circuit method | IGBT/SPWM Pulse Width Modulation Method | |
| cooling method | Forced fan cooling | |
| working environment | Environmental temperature 0-40 ℃, relative humidity 10-90% | |
Note: Special specifications can be customized, with an output voltage of up to 1000V, an output frequency of 10-2000Hz, and a capacity range of 0.5-1000kVA
Customized according to demand.
This model of power supply is mainly used for stable operation and voltage in small water conservancy and small thermal power plants.
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