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How Do I Size A UPS Correctly?
There are several factors that influence sizing a UPS system, including the combined load of all the equipment the UPS will...
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...
How To Size A UPS Battery
The battery within a UPS must be sized to provide a specified runtime, in minutes or hours, at a specific load. Load-specific factors are...
What Does An Automatic Transfer Switch (ATS) Do In A UPS System?
Automatic Transfer Switches (ATS) are typically used to provide resilience for smaller uninterruptible power supplies (below 10 kVA) that...
What’s The Role Of Capacitors In A UPS System?
Capacitors in an uninterruptible power supply help to smooth, filter and store energy. A UPS includes dozens of different capacitors in both...
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...
What Does A UPS Parallel Systems Joiner Do?
A Parallel Systems Joiner (PSJ) is an output power coupling switch that enables two independent groups of UPS operating in parallel...
What Do The Different Emergency Response Times For UPS Repairs Mean?
Emergency Response Times when there’s a fault or failure with an uninterruptible power supply should be clearly spelled out in the...
What Does A UPS Group Synchroniser Do?
A UPS Group Synchroniser (UGS) is a device that harmonises the outputs from two separate groups of UPS systems operating in parallel,...
What Is A Brownout?
A brownout happens when the voltage drops below the usual mains supply level. It is similar to a sag –...

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