Output power: 1 KVA－100KVA Circuit mode: IGBT/PWM inverter type Output phase: Single -phase Output voltage: Low position：0V－150V Top position：0V－300V Output frequency: Position switch for 50Hz，60Hz，47-63Hz(adjustable)，400Hz setting Load stability: ±0.5% Frequency stability: ≤0.01% Waveform distortion: ±1%（impedance load） Response time: ≤2ms Read output: Voltage, Current, Power, Frequency LED digital Display resolution: Voltage meter: 0.1V Current meter: less than 4A：0.001A more than 4A：0.01A Power meter: less than 200W：0.1W more than 200W：1W Frequency meter: 0.1Hz Power factor: 0.001 Protections function Over voltage ,over load, over temp, over current and short latches output OFF and alarm. Cooling system: Forced fan-cooling type Operating Temperature/Humidity Temperature: 0℃－45℃　　 Humidity :0-90% (non-coagulating) APPLICATIONS: 1. For electron-products testing、debugging、power supplying for electro-instrument 2. Widely for electromotors、electron manufacturing 、IT industry、computer、labs and so on. 3. For the others which need frequency conversion power supply