Delphys XL is a highly compact UPS with best in class efficiency offering inherent redundancy and allowing by design, fast & safe maintenance operation. A fully resilient UPS architecture eliminating traditional single points of failure.

Conformity to standards

EN/IEC 62040-1
EN/IEC 62040-2
EN/IEC 62040-3
EN/IEC 62040-4


Flexible integration with an optimised footprint

- High power UPS packed into a compact and optimised design.
- Highly flexible connection to your electrical environment.
- Easy and fast deployment of the entire UPS system.
- Up to 70% space saving when combined with lithium-ion batteries.
- Advanced on-site testing features to certify commissioning.

Unmatched resiliency to maximise availability

- UPS architecture eliminates single point of failure related to traditional monolithic UPS.
- Fault tolerant concept provides double conversion mode redundancy up to 80% of the rated power.
- Self-sufficient power bricks with advanced selective disconnection.
- Based on our field proven high power XL platform.
- Limited number of power converters - each designed to eliminate potential fault propagation for best MTBF.
- Powerful and robust static bypass.

Best in class energy management & savings

- 99,1% efficiency with our Smart Conversion Mode.
- 97,1% VFI mode as standard.
- ENERGY SAVER for higher system efficiency under low load conditions (bricks in hot stand-by).
- Multiple advanced operating and testing mode to minimise TCO.
- Ready for grid support functionalities.

Critical chain interoperability

- Designed to fit any data centre power distribution architecture.
- Advanced functionalities to ensure Genset stability upon restart or significant variation in loads.
- Designed to coordinate perfectly with our downstream connected STS.
- Supports even the most challenging load variation.

Easy and safe maintenance supporting low MTTR

- Reduced MTTR supported by cold-extractible power bricks.
- No cabling operation required to slide-out a power brick.
- Front access to all components.
- Safe servicing thanks to “hands outside” maintenance.
- Maintenance station with embedded operating power brick as a spare.
- Option to test the UPS and batteries without load when carrying out maintenance activities.

Technical characteristics

General characteristics
UPS power rating (35 °C) 1000 kVA / kW 1200 kVA / kW
Efficiency in Double Conversion Mode Up to 97.1% - certified by third party (TÜV)
Efficiency in Smart Conversion Mode Up to 99.1% - certified by third party (TÜV)
Parallel capability Up to 4 units


Nominal input voltage 380 / 400 / 415V - 3Ph or 3Ph+N
Input voltage tolerance 200 to 480V
Input connection Common or separated / top or bottom
Frequency range 50/60Hz ± 10%
Input power factor / THDi > 0.99 / < 1.5% @ full load
Power walk-in on Genset Linear ramp - from 1A/sec to 1000A/sec


Nominal output voltage 380 / 400 / 415V - 3Ph or 3Ph+N
Frequency range 50/60Hz ± 0.01% (free running)
Voltage regulation ± 1% steady state
Output voltage distortion (THDv) < 1%
Output voltage performance (load variation 0 - 100%) Complies with IEC 62040-3 Class 1 (VFI-SS-111)
Inverter overload capability 110% 1h / 125% 10 min / 150% 1 min
Bypass overload capability 110% continuous / 125% 10 min / 150% 1 min
Inverter short circuit capability Up to 3230A Up to 4090A
Bypass short circuit selectivity Fuseless architecture (Icw 65kA)


Battery type - 2 wires (+/-) VRLA / Lithium-ion
Battery voltage range Up to 705V
Battery connection capability Up to 10 strings (w/o extra cabinet)
Lithium-ion communication Modbus TCP / dry contact


Operating temperature 0 - 40°C
Humidity 0 - 95% without condensation
Air flow From front to top
Maximum altitude without derating 1000m (3,300 ft)
Standard protection rating IP20 / IP21 (optional)
Seismic rating Zone 2 / Zone 4 (optional)
Frame colour RAL 7016


Compliance with standards
Safety IEC/EN 62040-1
EMC IEC/EN 62040-2
Performance IEC/EN 62040-3
Environmental IEC/EN 62040-4


Dimensions and weight
UPS dimensions (W x D x H) 2625 x 1000 x 2005 mm 3003 x 1000 x 2005 mm
Weight 2600 kg 3200 kg
Clearance No rear or lateral clearance for installation and maintenance


Electrical options

- Input, output and maintenance bypass switches.
- PEN kit for TN-C grounding system.
- Reinforced battery charger.
- Battery protection tripping kit.
- BCR (Battery Capacity Re-injection).
- ACS synchronisation system.
- Cold start.
- Maintenance Station with spare power conversion brick.
- Advanced Genset Management.


Standard communication features

- User-friendly 7” touch-screen multilingual colour graphic display.
- USB port to download UPS reports and log files.
- Ethernet port for service purposes.

Communication options

- Dry-contact interface (configurable voltage-free contacts).
- BACnet/IP interface.
- NET VISION: professional WEB/SNMP Ethernet interface for secure UPS monitoring and remote automatic shutdown.
- NET VISION EMD: Environment Temperature and Humidity sensor with 2 inputs.
- Remote View Pro supervision software.
- Remote touch-screen panel.

Resources & Documentation


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