Numax DOU Series RT G4 1KVA 3KVA UPS System
- Brand: Numax
- MODEL: DOU1KRT DOU2KRT DOU3KR
- Capacity: 1 kVA / 1 kW 2 kVA / 2 kW 3 kVA / 3kW
- 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 range: 50/60 Hz ± 5 Hz (auto-sensing)
- Power factor: 0.99
- Bypass voltage range: - 40% ~ +20% (settable)
- THDi: 5%
- OUTPUT:
- Voltage: 208 / 220 / 230 / 240 Vac (settable via LCD)
- Voltage regulation: ± 1%
- Frequency: 45~55Hz or 55~65Hz(synchronized range); 50/60Hz ±0.1Hz?battery mode)
- Waveform: Sinusoidal
- THDv: 2% (linear load), 5% (non-linear load)
- Crest factor: 3:1
- Overload: 105% ~ 110% for 30 min, 110% ~ 130% for 10 min, 130% ~ 150% for 30 s, > 150% for 500 ms
- BATTERIES:
- Battery type: Sealed lead acid maintenance free battery
- DC voltage: 24V(S) 36V(S) 24V(H) 36V(H) 48V(S) 72V(S) 48V(H) 72V(H) 72V(S) 96V(S) 72V(H) 96V(H)
- Inbuilt battery: 2×9Ah 3×7Ah / / 4×9Ah 6×7Ah / / 6×9Ah 8×7Ah
- Charging current (max.): Standard model: 1 A Long time model: 12 A (1 ~12A settable)
- Recharge time: Standard model: 90% capacity restored in 3 hours; Long time model: depend on the capacity of battery
- SYSTEM CONTROL AND COMMUNICATIONS:
- Efficiency:
- 93.5% (Mains mode) 94.5% (Mains mode) 94.4% (Mains mode)
- 89.2% (Battery mode) 91% (Battery mode) 92.3% (Battery mode)
- 97.5% (ECO mode) 98.5% (ECO mode) 98.3% (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
- Communication port: RS232 (standard), USB / RS485 / SNMP/ dry contacts (optional)
- Display: LCD + LED
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