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SPR3-470NFF - Slim Three-Phase Power Controllers with LED Display
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SPR3-470NFF
- Control phase : 3-phase
- Rated load voltage : 440VAC~
- Rated load current : 70A
- Control input : ᆞAuto control: DC4-20mA, 1-5VDC @(=), ON/OFF contact (no-voltage input), pulse voltage (5-12VDC @(=)) ᆞManual control: outside adjuster (10kΩ), inside adjuster (output limit)
- Power supply : 100-240VAC~ 50/60Hz
Data sheet Print
| Control phase | 3-phase |
|---|---|
| Rated load voltage | 440VAC~ |
| Rated load current | 70A |
| Control input | ᆞAuto control: DC4-20mA, 1-5VDC @(=), ON/OFF contact (no-voltage input), pulse voltage (5-12VDC @(=)) ᆞManual control: outside adjuster (10kΩ), inside adjuster (output limit) |
| Power supply | 100-240VAC~ 50/60Hz |
| Min. load current | 1A |
| Allowable voltage range | 90 to 110% of rated voltage |
| Power consumption | Max. 22VA |
| Display method | 3-digit 7-segment LED |
| Indicator | ᆞOperation indicator/Manual control indicator: green LEDᆞAlarm indicator/output indicator/unit (V, A) indicator: red LED |
| Control method | ᆞPhase control: normal control mode, constant current/constant voltage/constant power feedback control modeᆞCycle control: fixed cycle control modeᆞON/OFF control |
| Applied load | ᆞPhase control, ON/OFF control: resistance load, inductive loadᆞCycle control: resistance load |
| Digital inputs | RUN/STOP switching, AUTO/MANU switching, RESET |
| Output_Alarm | 250VAC~ 3A, 30VDC @(=) 3A, 1c resistive load |
| Output range | Phase control: 0 to 98%, Cycle control: 0 to 100%, ON/OFF control: 0 to 100% |
| Output accuracy | ᆞNormal control: within ±10% F.S. of rated load voltageᆞConstant current feedback control: within ±3% F.S. of rated load currentᆞConstant voltage feedback control: within ±3% F.S. of rated load voltageᆞConstant power feedback control: within ±3% F.S. of rated load power |
| Setting type | By front keys, by communication |
| Function | Output limit (OUT ADJ), AUTO/MAN selection, control method selection, RESET, SOFT START, SOFT UP/DOWN, output high/low limit, input correction, input slope correction, monitoring (control input, load voltage/current/power/resistance, power supply frequenc |
| Function_Alarm | Overcurrent alarm, overvoltage alarm, fuse break alarm, SCR error alarm, heater break alarm, heatsink overheat alarm |
| Cooling method | Forced air cooling (with the cooling fan) |
| Insulation resistance | Over 200MΩ (at 500VDC megger) |
| Dielectric strength | 2,000VAC~ 50/60Hz for 1 min (between input terminals and power terminals) |
| Output leakage current | Max. 10mArms |
| Noise immunity | ±2kV the square wave noise (pulse width: 1㎲) by the noise simulator |
| Memory Protection | ≈ 10 years (non-volatile semiconductor memory type) |
| Vibration | 0.75 mm amplitude at frequency of 5 to 55 Hzin each X, Y, Z direction for 2 hours |
| Vibration_Malfunction | 0.5mm amplitude at frequency of 5 to 55Hz in each X, Y, Z direction for 10 min |
| Environment_Ambient temperature | -10 to 55℃, storage: -20 to 80℃ |
| Environment_Ambient humidity | 35 to 85% RH, storage: 35 to 85% RH |
| Accessories | 11-pin connector, isolating barrier: 4 |
| Weight | Approx. 5kg(approx. 4.2kg) |
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