Legrand Three Phase UPS, reliable backup power solutions ideal for data centers. Official UK Distributor

Three-phase UPS

3-Phase Uninterruptible Power Supply Systems by Legrand

Legrand’s three-phase UPS systems are built to deliver high-end, scalable and high-efficiency power protection for intense environments. Designed for areas which require 24/7 power such as data centres, industrial facilities, healthcare institutions and transport infrastructure. These UPS units ensure continuous, clean power even under demanding conditions.

With advanced online double conversion technology, modular architectures, and support for N+1 redundancy, Legrand’s three-phase UPS models such as Keor MOD and Keor HPE – offer competitive flexibility, energy efficiency, and strong reliability.  Larger than single-phase, these are designed best for larger establishments with more power demands or critical infrastructure.

These advanced power backup solutions are engineered to provide maximum efficiency, scalability, and performance ensuring they are able to provide cover across several key environments such as industrial, commercial and IT preventing them from going down if there is a critical power failure. Explore Legrand’s range of three-phase UPS products below to find the ideal solution for your power protection needs.

3-Phase Online Double Conversion UPS

Meet Legrand’s 3-Phase UPS Emergency Power Solutions

Legrand TRIMOD HE UPS uninterruptible backup power supply
Legrand Trimod HE UPS

The Trimod HE is a three-phase, on-line double conversion UPS with PWM High-Frequency technology and an innovative modular UPS architecture with the possibility to have N+X redundancy. Each power module can be considered a complete single phase UPS working in parallel to supply the required power.

Designed to fit into a compact space, this robust power solution can be trusted to provide reliable protection with high efficiency and performance.

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KEY FEATURES:

  • Easy maintenance

  • Power from 10 – 80kW

  • Low environmental impact

  • VFI-SS-111 on-line double conversion

  • Multi control board function

  • New cabinet sizes to increase backup time, to improve scalability and to optimise the system

  • Frequency converter fin 40 -70Hz fout 50/60Hz

  • Plug in and go technology

  • Eco mode

  • EPS

  • Events log with date and time

  • Dual input function

  • Bypass activation speed control

  • Automatic recognition of the power modules

Legrand UPS - Trimod HE open cabinet with hot-swap power modules
Legrand KEOR MOD UPS emergency backup power supply
Legrand Keor MOD UPS

Legrand’s Keor MOD is a modular three-phase UPS which delivers strong adaptability, making it ideal for environments with dynamic, ever-changing power requirements.

Built to provide reliable backup power for critical IT equipment and computer systems in business, finance and data centres, the Keor MOD provides from 25 to 250kW of power, or up to 600kW when connected in parallel to identical or different units.

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KEY FEATURES:

  • 5 minutes internal backup time at 100% load (125kW)

  • Rotating 10″ touch screen display

  • Modular redundancy in N+1 configuration

  • Reduced battery charging times

  • Controlled noise level

  • Hot swappable modules

  • Decentralised bypass

  • Intelligence distributed between modules

  • Multicoloured status bar LED

  • Controlled noise level

  • Output power factor = 1

  • Double conversion efficiency up to 96.8%

  • Efficiency in ECO mode up to 99%

  • Compatible with most 19″ rack cabinet

  • Two frame configs (up to 25 kVA N+1 & 50 kVA N+1)

Legrand UPS Keor MOD Open Cabinet
3 Phase UPS Emergency Power Legrand Keor HPE
Legrand Keor HPE UPS

The Keor HPE is a three-phase, online double conversion UPS with the latest generation IGBT technology.  Designed to reduce TCO, the transformer-free architecture and internal battery layout cut commissioning costs and footprint. Legrand’s Keor HPE is built to provide sustainable power to medium and large power critical applications where continuity of service is essential.

Its high efficiency makes it an ideal power backup solution for healthcare, industrial automation and transport infrastructure.

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KEY FEATURES:

  • 60-600VA

  • PF 1 (kVA=kW)

  • Three-phase input/ three-phase output

  • Three level IGBT-Inverter

  • High efficiency

  • LCD/touch screen display

  • Digital signal processor (DSP)

  • Input power factor correction (PFC)

  • Parallel capability up to 6 units 2N & N+1 redundancy

  • 2N sychro

  • Smart battery charge cycle

  • Genset operation compliant

  • Optimised ventilation against wall installation

  • Front access operation and service

  • Full IT connectivity

  • Wide offer of optional features and accessories

Legramd Keor HPE UPS with smart display
Legrand Keor MOD RI UPS Backup Power Solutions
Legrand Keor MOD RI UPS

A new UPS design from Legrand, designed for rack independent applications with a simple and no risk integration for the 19” cabinet. This is the perfect system where space is a premium with a very simple setup process. The Keor RI is able to provide exceptional power protection for your most sensitive IT equipment and is available in two frame configurations:

  • up to 2 power modules with internal batteries (25 kVA N+1)
  • up to 3 power modules with internal batteries (50 kVA N+1)
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KEY FEATURES:

  • Compatible with most 19″ rack cabinet

  • Just two frame configurations (up to 25kVA N+1 and up to 50 kVA N+1)

  • Internal backup time

  • 10″ touch screen display in a retractable tray

  • Reduced battery charging times

  • Double conversion efficiency up to 96.8% (power module efficiency)

  • Efficiency in ECO mode up to 99%

  • Hot swappable modules and battery drawers

  • Output power factor = 1

  • Modular redundancy in N+1 configuration

  • Controlled noise level

  • Multicoloured status bar LED

  • Decentralised by-pass

  • Intelligence distributed between modules

Legrand Keor Flex Modular UPS Power Supply
Legrand Keor FLEX UPS

The KEOR FLEX is high-power modular uninterruptible power supply system designed to significantly reduce energy consumption and cooling costs – making it ideal for data centers and high-performance computing (HPC) environments where significant power is required for applications such as AI, cloud computing and big data.

Modular architecture allows seamless expansion up to 1.2 MW per frame, and up to 4.8 MW with parallel systems, whilst in double conversion mode the Keor Flex is up to 98.4% efficient.

Expand the panel below and grab the PDF’s for full specifications and more information.

MORE INFORMATION

KEY FEATURES:

  • UPS system capacity up to 1200 kW

  • Double conversion efficiency up to 98.4%

  • Efficiency in ECO mode up to 99%

  • Modular redundancy architecture

  • Power module of 100 kW

  • Modular static bypass for fast service

  • Hot swappable modules

  • Logic control distributed between modules

  • 10″ touch screen display

  • Multicoloured status bar light

  • Output power factor = 1

  • Controlled noise level

  • Parallelable system up to 4 units

  • Smart grid ready

  • Total front access

  • Compatibility with LI-ION batteries

Legrand Keor Flex Modular UPS Data Center Backup Power Supply
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