APC “Battery Disconnected” May Mean Overheating

Mark Berry September 26, 2011

I got an email from APC PowerChute Business Edition that said simply “Battery Disconnected.” The connected UPS is an APC SmartUPS 1500 model DLA1500 (the Dell equivalent of an SUA1500). Of course the battery is not disconnected; the connection inside the unit is a very secure clip that can’t just wiggle loose.

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Using an APC UPS with PBX in a Flash

Mark Berry March 30, 2009

Today a client had a power outage. Although the PBX in a Flash (PiaF) server was on an Uninterruptible Power Supply (UPS), the outage lasted long enough that the PiaF server crashed. Twice. Time to brave the waters of installing UPS monitoring software under Linux.

The version of PiaF that I’m using is based on CentOS 5.2, which is derived from Red Hat Enterprise Linux 5.2. APC PowerChute Business Edition supports Linux if you are using their higher-end SmartUPS line, but there is no support for BackUPS-type UPSs.

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