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MODEL | WP901P | WP902P | WP903P | ||||||
Capacity | 1 kVA / 900 W | 2 kVA / 1800 W | 3 kVA / 2700 W | ||||||
INPUT | |||||||||
Rated voltage | 208 / 220 / 230 / 240 Vac | ||||||||
Voltage range | 110 ~ 176 Vac (linear derating between 50% and 100% load ); 176 ~ 280 Vac (no derating); 280 ~ 300 Vac (derating 50%) | ||||||||
Frequency | 40 ~ 70 Hz (auto-sensing) | ||||||||
Power factor | ≥ 0.99 | ||||||||
Bypass voltage range | - 25% ~ +15% (settable) | ||||||||
"Total harmonic distortion (THDi) " | ≤ 6% | ||||||||
OUTPUT | |||||||||
Voltage | 208 / 220 / 230 / 240 Vac (settable via LCD) | ||||||||
Voltage regulation | ± 1% | ||||||||
Frequency | 45 ~ 55 Hz or 55 ~ 65 Hz (synchronized range); 50 / 60 Hz ± 0.1 Hz (battery mode) | ||||||||
Waveform | Sinusoidal | ||||||||
Power factor | 0.9 | ||||||||
Total harmonic distortion (THDv) | ≤ 2% (linear load), ≤ 5% (non-linear load) | ||||||||
Crest factor | 3:1 | ||||||||
Overload | 105% ~ 125% for 1 min, 125% ~ 150% for 30 s, > 150% for 300 ms | ||||||||
BATTERIES | |||||||||
DC voltage | 24 V (S) | 36 V (S) | 36 V (H) | 48 V (S) | 72 V (S) | 72 V (H) | 72 V (S) | 96 V (S) | 96 V (H) |
Inbuilt battery | 2 × 9 Ah | 3 × 7 Ah | / | 4 × 9 Ah | 6 × 7 Ah | / | 6 × 9 Ah | 8 × 7 Ah | / |
Charging current (max.) | 1 A | 6 A | 1 A | 6 A | 1 A | 6 A | |||
Recharge time | Standard model: 90% capacity restored in 3 hours; Long time model: depend on the capacity of battery | ||||||||
SYSTEM | |||||||||
Efficiency | ≥ 90% (Mains mode) | ≥ 91% (Mains mode) | ≥ 92% (Mains mode) | ||||||
≥ 85% (Battery mode) | ≥ 86% (Battery mode) | ≥ 87% (Battery mode) | |||||||
≥ 95% (ECO mode) | ≥ 96% (ECO mode) | ≥ 97% (ECO mode) | |||||||
Transfer time | Mains mode to battery mode: 0 ms Inverter mode to bypass mode: 4 ms (typical) | ||||||||
Protections | Short-circuit, overload, overtemperature, battery discharge protection and fan testing protection | ||||||||
Communications | RS232 (standard), USB / RS485 / dry contacts / SNMP (optional) | ||||||||
Display | LCD + LED | ||||||||
Standards | EN 62040-1, EN 62040-2, EN 61000-3-2, EN 61000-3-3, IEC 61000-4-2, IEC 61000-4-3, IEC 61000-4-4, IEC 61000-4-5, IEC 61000-4-6, IEC 61000-4-8, IEC 61000-4-11, IEC 61000-2-2, IEC 62040-2, IEC 62040-1, IEC 62040-3 | ||||||||
OTHERS | |||||||||
Operating temperature | 0℃ ~ 40℃ | ||||||||
Storage temperature | -25°C ~ 55°C (without batteries) | ||||||||
Relative humidity | 0 ~ 95% (non-condensing) | ||||||||
Altitude | ≤ 1000 m, derating 1% for each additional 100 m | ||||||||
IP rating | IP 20 | ||||||||
Noise level at 1m | ≤ 50 dB | ||||||||
"Dimensions (W × D × H) (mm) | 144 × 312 × 216 | 144 × 317 × 216 | 144 × 336 × 216 | 144 × 417 × 216 | 191 × 419 × 335 | 191 × 418 × 335 | 191 × 419 × 335 | 191 × 418 × 335 | |
Packaged dimensions (W × D × H) (mm) | 230 × 402 × 315 | 230 × 460 × 315 | 232 × 417 × 318 | 230 × 506 × 315 | 277 × 500 × 435 | 318 × 533 × 471 | 277 × 500 × 435 | 277 × 500 × 435 | |
Net weight (kg) | 11 | 12.8 | 6 | 16.4 | 23.1 | 10.5 | 24.3 | 29.4 | 11 |
"Gross weight (kg) " | 11.3 | 14 | 7 | 17.8 | 24.7 | 12 | 25.9 | 31.1 | 12.5 |