The Sentryum (S3T) range is Riello UPS’s third generation of transformer-less online uninterruptible power supplies.
Available as 10kVA UPS, a 15kVA UPS and a 20kVA UPS, the Riello UPS Sentryum improves on the popular Riello UPS Multi Sentry (MST) series and was designed using extensive customer feedback.
Consequently the Riello UPS Sentryum redefines the concept of flexible power protection by offering three cabinet sizes to meet the needs of various different customers requirements and specifications:
- Footprint smaller than 0.25 m2 and volume of 0.17 m3
- 280mm x 840mm x 700mm (W x D x H)
- 1 internal battery string
- Specifically designed for extremely restricted spaces
- Footprint smaller than 0.35 m2 and volume of 0.33 m3
- 380mm x 850mm x 1025mm (W x D x H)
- 1 or 2 internal battery strings
- Footprint smaller than 0.4 m2 and volume of 0.5 m3
- 440mm x 840mm x 1320mm (W x D x H)
- Up to 3 internal battery strings in a single cabinet
- Option to add isolation transformer
- As a result it can upgrade enclosure protection from IP20 or IP21 to IP31
The Riello UPS Sentryum's full range of user-controllable operating modes including:
- ON LINE
- ECO (up to 99% efficiency)
- SMART ACTIVE
- Emergency (Standby Off)
- Frequency Converter
Using the Sentryum Range with Batteries
The Riello UPS Sentryum (S3T) range is suitable for use with sealed lead-acid (VRLA), AGM, GEL, open vent or nickel cadmium batteries, as well as alternative backup sources such as supercapacitors and lithium-ion batteries.
It also incorporates sophisticated battery management systems, such as deep discharge protection and recharge voltage compensation, to ensure the best performance and operating life. Higher-powered (20 A) battery chargers are available for longer runtime applications.
The S3T incorporates USB, RS232, and RJ10 ports, plus various slots to insert parallel and network communications cards. Consequently it is compatible with the full range of Riello UPS networking and UPS (Uninterruptible Power Supply) management software, including PowerShield3 and PowerNetGuard.
If the Riello UPS Sentryum isn't what you are looking for, you can find the full Riello UPS range here. Alternatively, we offer UPS (Uninterruptible Power Supplies) Eaton UPS, APC UPS and Vertiv UPS, as well as may other manufacturers. We also supply UPS battery replacements for a varitey of units.
We also supply a wide range of diesel generators and silent generators, including Pramac Generators and AKSA Generators, with the most common sizes being 100kVA Generators, 80kVA Generators and 60kVA Generators.