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Model | HW-1kVA | HW-2kVA | HW-3kVA | ||||||
Nominal capacity | 1kVA/0.8kW | 2kVA./1.6kW | 3kVA/2.4kW | ||||||
Working wave | Low frequency, double conversion, pure sine wave online | ||||||||
Phase | Single phase L+N+G | ||||||||
Input power factor | >0.90 | ||||||||
Rectifier | Input voltage | 220Vac; 230Vac; 240Vac( option 110Vac,120Vac ) | |||||||
Range | ±25% | ||||||||
Input frequency | 50Hz±10%; 60Hz±10%; | ||||||||
Soft startup | 0~100% 5sec | ||||||||
Charge | Charge mode | Constant current to constant voltage; with auto change | |||||||
Float voltage | 54VDC | ||||||||
Charge current | 5Amp ( option 10Amp) | ||||||||
Battery | Battery type | Maintenance-free lead acid battery | |||||||
Battery capacity | 7~999AH settable (according to the capacity) | ||||||||
Battery number | 4pcs 12V as 1pcs battery bank | ||||||||
Inverter | Phase | 1 phase | |||||||
Rated capacity | Rated capacity ×0.8 | ||||||||
Output voltage | 220Vac; 230Vac; 240Vac ( option 110Vac,120Vac ) | ||||||||
Output voltage distortion | ±1 %( Stable load); ±3%( fluctuant load) | ||||||||
Freq distortion | 50Hz 60Hz<±0.5% | ||||||||
Crest factor | >3:1 | ||||||||
Output THD | Sine wave ,linear load<3%;non-linear load<5% | ||||||||
Dynamic characteristic | Instant voltage<±5%(from 0 to100% ), instant recover time<10Ms | ||||||||
Imbalance load voltage | Output voltage <±5% | ||||||||
Overload protection | 115% 10min; 125% 1min ; 150% 1S | ||||||||
Efficiency | >93%(full load) | ||||||||
Bypass | Phase | Single phase+N | |||||||
Voltage | 220Vac; 230Vac; 240Vac ( option 110Vac,120Vac) | ||||||||
Transfer time | <1Ms( static switch with 0 S ) | ||||||||
Protection | Input protection | Input over/low voltage ;over frequency | |||||||
Output protection | Over current short circuit ; factor low | ||||||||
Battery protection | Over charge ; over-discharge | ||||||||
Temp protection | Environment over temp protection, inverter over temp protection | ||||||||
Hardware failure | Assistant power abnormal, breaker cut off, breaker overload, power components over current/over voltage etc protection | ||||||||
Cooling | Compulsive ventilation(with temperature control) | ||||||||
Communication | RS232/ RS485; (optional SNMP card) | ||||||||
Safety rate | IP65 | ||||||||
Physical parameter | Noise (dB) | 45~50 | |||||||
Size (W*D*H)mm | 890*640*1250 (Max. Built-in 8 pcs 12V100Ah batteries), usually according to battery quantity | ||||||||
Weight(kg) without putting the batteries | 105 | 115 | 135 | ||||||










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