FAQs

Reliable power for a sustainable world

Riello Connect

Call: +44 (0)1978 729 297
UK
Login

Call: +44 (0)1978 729 297

Search our knowledge base

All

What Is ECO Mode On A UPS System?
Also known as ‘Active Standby’ or ‘Economy’, ECO mode is the most energy-efficient UPS operating mode. Capable of...
How To Choose A UPS
At first glance, specifying an uninterruptible power supply seems a complex task. But in essence, whether you’re buying a new UPS system...
What Is Battery Impedance Testing?
Impedance testing for batteries is a non-intrusive way of preventing battery failure by identifying early signs of weakness...
What To Consider When Using A UPS System And Generator Combination
UPS systems should be used in combination with a standby generator in situations where equipment and machinery must remain operational at all...
What’s The Difference Between A Warranty And A UPS Maintenance Plan?
In terms of a UPS system, a warranty provides ‘best endeavour’ protection against mechanical faults or...
How To Correctly Size A UPS Battery
The battery within a UPS must be sized to provide a specified runtime (also known as battery autonomy), in minutes or hours, at a specific...
What Role Do Fans Play In A UPS?
Uninterruptible power supply fans play a crucial role in keeping electronic components such as the inverter and rectifier...
Input filters or 12 pulse rectifiers?
With current recommendations demanding lower levels of input harmonics (THDi) it is more common for larger systems to require some form of input...
How Is UPS Resilience Measured (MTBF, MTTR, Availability)?
There are two key concepts to measuring the resilience of an uninterruptible power supply: Reliability covers the ability of...
Why Do I Need A UPS Site Survey?
Site surveys are essential to help customers get the best UPS system to meet their specific circumstances and budget. They...

←
1
2
3
4
5
...
→