SMF11Series intermediate frequency power supply
Single-phase input single-phase output series
SMF series 400Hz intermediate frequency static variable power supply adopts digital frequency division, phase locking, waveform instantaneous value feedback, SPWM pulse width modulation, IGBT output and other new technologies and intelligent control, with complete functions and superior performance. Its main features are stable output voltage, small waveform distortion, strong load adaptability, fast and accurate testing, low harmonic distortion, high frequency and voltage stabilization rate stability, and can provide pure and reliable 400Hz sine wave power output.
■ Comply with MIL-STD-704E aviation power specification.
■ Adopt pulse width modulation technology (SPWM), double power conversion, provide pure and reliable sine wave power output.
■ Adopting new technologies such as DDS waveform generation and double-loop control of waveform instantaneous value, the output precision is high and the waveform quality is good.
■ Two-stage frequency output: ① 400HZ fixed frequency ② 320HZ-480HZ continuously adjustable, the maximum output frequency can reach 5000HZ.
■ Perfect self-protection function and load protection function to ensure the safety of equipment and operators.
■ Friendly man-machine interface, intelligent control, true RMS measurement, LCD or digital tube display, easy to operate and easy to use.
■ Smart series models have parallel redundancy function to improve the reliability and safety of power consumption for your equipment.
model | SMF11-Xx KVA | ||||||||||||
Power supply system | single in single out | ||||||||||||
capacity | 500VA | 1KVA | 3KVA | 5KVA | 10KVA | 15KVA | |||||||
circuit mode | IGBT/SPWM pulse width adjustment method | ||||||||||||
enter | Phase number | Single-phase 2-wire + ground wire | |||||||||||
Voltage | 220V±15% | ||||||||||||
frequency | 47-63 HZ | ||||||||||||
output | Phase number | Simplex | |||||||||||
Voltage | 36V or 115V (0-150V continuously adjustable) | ||||||||||||
Load regulation rate | Steady state:≤1% Dynamic:≤2% | ||||||||||||
Reaction time | ≤2mS | ||||||||||||
Dynamic characteristics | Overshoot and recovery time meet the requirements of GJB572 | ||||||||||||
Maximum phase current@115V | 4.2A | 8.4A | 25A | 42A | 84A | 126A | |||||||
frequency | 400Hz or 300~500HZ (can be customized according to customer requirements) | ||||||||||||
Frequency Stability | ≤±0.01% | ||||||||||||
Waveform Distortion | ≤2% | ||||||||||||
overload capacity | 120%/1 hour, 120-150%/2 minutes, 200%/instant | ||||||||||||
True RMSMeasurement/Analysis Spend | 4-digitfrequencytable/0.1HZ | 4-digit voltmeter0.1V | 4-digit ammeter/0.01A | 4bitpower/0.1W/PFmeter | |||||||||
Protective function | Input phase loss, output overvoltage, output overload, internal overtemperature, output short circuit and automatic indication and alarm | ||||||||||||
Insulation reactance | 500Vdc above 20MQ | ||||||||||||
Withstand voltage insulation | 1800Vac/5mA/1min | ||||||||||||
cooling method | Forced fan cooling | ||||||||||||
Working temperature: | Temperature: 0℃-45℃ Relative humidity: 0-90% (non-condensing state) Altitude: 1500m | ||||||||||||
DimensionsWxHxD(mm) | 450x180x415 | 400x700x630 | 420x950x750 | ||||||||||
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