Available to Order
The Master HE three-phase input/output UPS models (200-250kVA) with DC Filter offer robust and reliable power management solutions. These units, available through UPSBuyer, feature double-conversion technology, ensuring optimal power continuity for sensitive applications. The integrated DC filter minimises electrical noise, reducing risks for connected equipment. With a power factor of 1, they offer a balanced load handling capability, and Smart Active mode enables operational efficiency, maximising runtime. The series is ideal for critical applications, from data centres to industrial setups, delivering consistent, clean power across diverse environments.
| MHE 250 Specifications | ||
|---|---|---|
| INPUT | ||
| Voltage | 380 / 400 / 415 V 3-phase | |
| Voltage tolerance | 400 ±20% @ full load | |
| Frequency tolerance | 45 - 65 Hz | |
| Power factor | >0.99 | |
| Soft start | 0 - 100% in 120 sec. (selectable) | |
| Total harmonic distortion (THDi) | <3% | |
| BY PASS | ||
| Rated voltage | 380 / 400 / 415 3-phase + N | |
| OUTPUT and INVERTER OUTPUT | ||
| Rated power | 250000 VA | |
| Active power | 250000 W | |
| Number phases | 3 + N | |
| Crest factor (Ipeak/Irms) | 3:1 | |
| Static stability | ±1% | |
| Dynamic stability | ±5% in 10 msec. | |
| 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. | |
| RECTIFIER OUTPUT | ||
| Ripple | Zero | |
| BATTERIES | ||
| Type | VRLA AGM / GEL; NiCd; Supercaps; Li-ion; Flywheels | |
| ENVIRONMENTAL | ||
| Color | Dark grey RAL 7016 | |
| Remote controls | ESD and bypass (configurable) | |
| Communication | Double RS232 + remote contacts + 2 slots for communications interface | |
| Protection rating | IP20 (others upon request) | |
| Line-Interactive/Smart Active efficiency | >99% | |
| Noise (at 1 m) | 63 - 68 dBA | |
| Remote signals | volt-free contacts (configurable) | |
| Operating temperature | 0 °C - +40 °C | |
| Relative humidity | 5-95% non-condensing | |
| Transport | Pallet jack | |
| 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 | 1300 kg | |
| Dimensions (h w d) | 1900x1000x850 mm | |
Master ME
100-800 kVA
Estimated delivery cost for Riello MHE 250 DCF Master HE 250kVA 400V Online UPS with Built-in DC Filter is £0.
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