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The Master HP UPS series with three-phase input/output and capacities from 200 to 600 kVA offer robust power management without a static bypass. Designed for seamless integration, they maintain high-efficiency operation with a 0.9 power factor, ensuring consistent power handling. The range supports parallel capacity expansion, making it ideal for data centres, IT infrastructures, and industrial applications. With eco-mode and zero-impact technology, these units minimise environmental impact while ensuring power continuity. Available through UPSBuyer, they combine resilience with sustainability for demanding setups.
| MHT 250 Specifications | ||
|---|---|---|
| INPUT | ||
| Rated power | 250000 VA | |
| Voltage | 380 / 400 / 415 V three-phase | |
| Voltage tolerance | 400 V ±20% @ full load (for wider tolerance conditions apply) | |
| Frequency | 45 - 65 Hz | |
| Frequency tolerance | ±2% (selectable from ±1% to ±5% from front panel) | |
| Power factor | >0.99 | |
| Current distorsion | <3% | |
| Soft start | 0 - 100% in 120 sec. (selectable) | |
| BY PASS | ||
| Rated voltage | 380 / 400 / 415 V three-phase + N | |
| Rated frequency | 50 or 60 Hz (selectable) | |
| OUTPUT and INVERTER OUTPUT | ||
| Rated power | 250000 VA | |
| Active power | 225000 W | |
| Crest factor (Ipeak/Irms) | 3 : 1 | |
| Dynamic stability | ±5% in 10 ms | |
| Frequency | 50 or 60 Hz (selectable) | |
| Voltage distortion with non-linear load | <3% | |
| Voltage distortion with linear load | <1% | |
| Frequency stability | 0.05% | |
| Overload | 110% for 60 min.; 125% for 10 min.; 150% for 1 min. | |
| BATTERIES | ||
| Type | VRLA AGM / GEL; NiCd; Supercaps; Li-ion; Flywheels | |
| ENVIRONMENTAL | ||
| Color | Dark grey RAL 7035 | |
| Remote controls | ESD and bypass (configurable) | |
| Protection rating | IP20 (others on request) | |
| Noise (at 1 m) | 63 - 68 [dBA] | |
| Remote signals | Dry contacts (configurable) | |
| Operating temperature | 0 °C - +40 °C | |
| Relative humidity | 5-95% non-condensing | |
| Standards | European directives: L V 2014/35/EU low voltage; EMC 2014/30/EU electromagnetic compatibility -- Directive and Standards: Safety IEC EN 62040-1; EMC IEC EN 62040-2; RoHS compliant -- Classification in accordance with IEC 62040-3 VFI - SS - 111 | |
| DATA | ||
| Weight | 1060 kg | |
| Dimensions (h w d) | 1900x1000x850 mm | |
Master MP
100-600 kVA
Estimated delivery cost for Riello MHT 250 NBP Master HP 250kVA 400V Online UPS with No Static Bypass is £0.
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