APC UPS Blog - ExcessUPS.com

Guides

Why You Can’t Back Up Your Home Refrigerator with a UPS

Backing up your home refrigerator with a UPS might seem like a practical solution to prevent food spoilage during power outages. However, standard UPS systems, particularly those designed for computers and home electronics, are not suited to handle the specific demands of refrigerators. The unique electrical characteristics and operational requirements of refrigerators can pose significant challenges for typical UPS units. One of the primary issues is the high inrush current required by … [Read More...]

The Difference Between Non-Linear Loads and Inductive Loads

Non-linear loads are characterized by their tendency to draw current in a discontinuous or irregular manner, rather than following a smooth, sinusoidal wave. Common examples of non-linear loads include computers, LED lighting, and devices with switching power supplies. These loads generate harmonics, which are distortions in the electrical waveform. Harmonics can lead to increased heat generation, reduced efficiency, and potential interference with other devices. UPS systems designed to handle … [Read More...]

Why Sump Pumps Cannot Be Backed Up by UPS Systems Designed for Computers & Data Centers

Sump pumps are critical for preventing flooding and water damage in basements and other areas prone to water accumulation. However, using a UPS that is designed for data centers and computer backup applications to support sump pumps can lead to significant issues. The electrical characteristics and operational demands of sump pumps differ considerably from those of computers and networking equipment, making standard data center UPS systems unsuitable for this purpose. One primary issue is the … [Read More...]

Tips

What is an internally “Modular” Redundant UPS Configuration?

Businesses are starting to see the importance of ensuring their uninterruptible power supply devices have a back up to protect important information. As the use of N+1 configuration for a UPS system starts to increase, it is become important for businesses to select the best one suitable for their needs. Aside from the isolated redundant configuration and parallel redundant configuration, … [Read More...]

Technical

What are the Main Types N+1 UPS Configurations?

The N+1 UPS configuration is mainly designed for computer servers used in businesses. This configuration ensures a backup UPS is available in case the primary UPS fails to function properly during a power outage. The three main types of N+1 configuration are as follows: Isolated Redundant Configuration While an isolated redundant configuration is considered as an N+1 system, it does not have … [Read More...]