News Releases & Articles

Frequently used UPS terminology and corresponding definitions.

AC – ALTERNATING CURRENT POWER AC is the type of power that comes from the grid supply. It is the most widely used type of supply to feed almost every type of load. The output of a UPS is AC power either 220 volts 1 phase or 400 volts 3 phase. DC – DIRECT CURRENT POWER DC is the type of power that comes from a battery or rectifier. It is the most widely used type of supply to…

What is the best UPS technology to use?

Offline UPS, Line-interactive UPS, or Online double-conversion UPS; which one should you choose and how does an Online double-conversion UPS work? There are three types of UPS system designs. Primarily each one represents an advancement in UPS technology. 1. Offline UPS Offline UPS technology means that the mains supply feeds the connected UPS load. On…

What do Data Centres need from emergency power UPS backup plants?

Data Centers need the following from UPS backup plants. A reliable UPS system offering 100% uptime under all power supply conditions. N+1 or A and B redundancy UPS solutions. Battery technology used and recyclability in Africa. An Expandable UPS system which can grow with the Data centre, from the start of the operation to the addition of IT load; whether in…

Which of the three UPS types is the right one for me?

Most people are unaware that there are three different types of UPS system designs, all of which can be used in different ways to support different backup loads. They are: 1. Offline UPS 2. Line-interactive UPS 3. Online Double-conversion UPS First of all, anyone buying a UPS must remember that, as with everything in life, you get what you pay for. That said, m…

What is the difference between a UPS and a home inverter?

In South Africa, the public discussions in the workplace and at home is the dreaded rolling blackouts and power cuts. Everyone is talking about home inverter systems, 200AH batteries, and deep cycle batteries are all buzz words. With all the load shedding issues that disrupt our electricity supply for hours at a time, sometimes weeks on end, “Emerge…

Sizing up UPS for Dummies

Clean, Sinewave, backup Power protection over and above just power backup during rolling blackouts, is not something that’s typically discussed, but you’re going to find out why it’s essential to have. For those of you that aren’t familiar with the term Uninterrupted Power Supply, or UPS as its commonly known, it can range from…

New Riello UPS called Sentrym

AROS RIELLO UPS systems have announced the release of a new range of high-power, small footprint, online, double-conversion UPS units called the Sentrym. The Sentrym UPS range is available in 10, 15 and 20 kVA single phase input or three-phase input in the same machine, and single-phase output also known as a 1/1 UPS or 3/1 UPS (S3M) as well as three-phase inp…

Uninterruptible power supply experts SHEQ awards

STANDBY SYSTEMS (UPS SYSTEMS FROM 600 VA TO 6,4 MILLION VA), RECEIVES HEALTH AND SAFETY EXCELLENCE AWARD. On 7 December 2018, Devon Paar represented Standby Systems at the annual Health and Safety Performance Ceremony for the Eskom Medupi Project. During the ceremony, Standby Systems received an award for our Health and Safety Performance for 2018. The a…

Battery Maintenance & Safety

Without getting too technical, it is an accepted norm that a battery has reached “end of life” when it can no longer supply 80% of its rated capacity in Ampere hours. At this point the battery should be replaced as the aging process accelerates. Determining Factors of a Batteries Life Span: Ambient and operational temperature throughout its rated life expec…