Description
It is a cost effective, intelligent UPS. The comprehensive LCD offers user-configurable and easy-accessible button adjustment such as frequency, buzzer etc.
- Rated power 500W to 1000W
- Pure sine wave output
- High Battery Charging Capacity
- AC auto restart
- Built-in AVR function
- Overload and Short circuit protection
- Battery reverse polarity protection (Optional)
- Discharge protection
- Fault alarms and State Warnings
- Compact size, light weight & low noise
- Support USB, RS232 (Optional) monitoring function with free CD
- Rack version available
| Model | EW20-750VA Pro | EW20-1000VA Pro | EW20-1500VA Pro |
| Default Battery System Voltage | 12VDC | 24VDC | |
| OUTPUT | |||
| Rated Power | 500W | 700W | 1000W |
| Power Factor | 0.7 | ||
| Waveform | Pure Sine Wave | ||
| Output Voltage Regulation | Inverter Mode：230VAC(+/-2% RMS)， AVR mode：195VAC-240VAC | ||
| Output Frequency | 5OHz/60Hz +/-0.2 Hz | ||
| Inverter Efficiency(Peak) | >80% | ||
| Line Mode Efficiency | >95% | ||
| Trasnfer Time | Typical 6ms 10ms(max) | ||
| BATTERY INPUT | |||
| Battery Low Voltage Alarming Point | 11.0VDC | 22.0VDC | |
| Battery Low Voltage Shut-down Point | 10.5VDC | 11.0VDC | |
| Battery High Voltage Shut-down Point | 15.4VDC | 30.8VDC | |
| Battery Type&Number | 12V 9AH*1 | 12V 7AH*2 | 12V 9AH*2 |
| Static Leakage Current | <5mA | ||
| Charging Currrent | 2A | ||
| Backup Time | >2minitues（50% load） | ||
| BYPASS & PROTECTION | |||
| Waveforms | Pure Sine Wave | ||
| Frequency | 50Hz or 60Hz | ||
| Overload Protection | 110%~125% R Load fault after 30S; 125% ~150%R Load Fault after 3s >; 150%R Load Fault after 500ms | ||
| Other protections | Overtemperature Protection,Bypass Output Protection,Battery Low Voltage Alarming, Battery Low Voltage Protection, Battery High Voltage Protection | ||
| Bypass Breaker Rating | 10A | ||
| Max Bypass Current | 10A | ||
| MECHANICAL SPECIFICATION | |||
| Dimensions | 405*145*210mm | ||
| Net Weight(kg) | 14KG | 18KG | 18.5KG |
| Cartons Dimension(W*H*D) | 480*290*225mm | ||
| Gross Weight (kg) | 15KG | 19KG | 19.5KG |
| Operation Temperature | 0°C~40°C 0~90% relative humidity (non-condensing) | ||
| OTHER | |||
| Temperature | -15°C to 55°C | ||
| Altitude | ≦1000M | ||
| Nosie | ≦55dB | ||
| Display | LED+LCD | ||
| Cooling | Air Cooling | ||
| Fan starts | >45℃fan start，<30℃ fan stop | ||
| Commication Port | RS232 or USB | ||
Back Panel Infromation
12. RS232
13. Fax/Tel
14. USB
15. Fan
16. AC input
17. AC output
18. Battery input
EW2000 PRO Inverter Advantages
Rated Power: 750VA, 1KVA, 1.5KVA, 2KVA, 3KVA, 5KVA
* Pure sine wave output
* Built in AVR
* Auto restart while AC input
* user-friendly LED indicators and LCD display, showing battery voltage, and load power percentage.
| AC INPUT: indicates green | when grid is normal, the light will be always on. |
| BATTERY: indicates yellow | when the battery voltage is normal, the light will be always on |
| BYPASS: indicates yellow | when the output of the bypass is normal, the light will be always on |
| AC OUTPUT: indicates green | when the output is normal, the light will be always on |
| FAULT: indicates red | The light will be always on when there is fault and will flash when alarms |
USB OR RS232
* Intelligent HMI function (human machine interface)
* Multiple setting functions: output frequency, charging current, average charging voltage, floating charging voltage, battery under-voltage turn-off point , buzzer on/off.
* Multiple protection function: over-voltage & under-voltage for battery, over-voltage & under-voltage for AC, over-frequency & under-frequency for AC, over-current output, short-circuit, over-temperature protection.
