and have never been disappointed. The owner of the place also is very good on technical issues, so if you have questions on their products, he can get as technical as you need to go.

Regards, --Carl

Here is a link to the APC Battery Store.

Frequently-Asked Questions

See the bugs section of this document for a list of known bugs and solutions.

Q:Why all the craziness with custom serial cables?

A:It was nothing more nor less than a form of customer control. For a long time APC wanted to keep other people from talking to its UPSes so it could lock out potential competition for its PowerChute software. Scrambling the leads on its serial cables was a cheap way to accomplish this – in fact, they tended to be wired so that if you tried a straight- through cable, opening a serial link to the UPS would be interpreted as a shutdown command!

(Hardware companies often think like this – they lock up interfaces by instinct, cornering a small market rather than growing a bigger one. It’s fundamentally stupid and self-defeating, but it’s the kind of stupid that tends to sound good at an executive meeting.)

Fortunately, APC has lost a lot of this attitude since about 2000; nowa- days they even release technical information to the apcupsd maintain- ers.

Q:What UPS brands does apcupsd support?

A:Currently apcupsd supports only APC UPSes. However, some com- panies such as Hewlett Packard put their own brand name on APC manufactured UPSes. Thus even if you do not have an APC branded UPS, it may work with apcupsd. You will need to know the corre- sponding APC model number. apcupsd supports all the popular APC models. See the installation and configurations sections of this docu- ment for more details.

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APC UPS control system manual Frequently-Asked Questions, Here is a link to the APC Battery Store
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UPS control system specifications

APC UPS (Uninterruptible Power Supply) control systems are vital components for ensuring uninterrupted power supply and protecting critical equipment from power interruptions, surges, or fluctuations. Designed by Schneider Electric, APC UPS systems are renowned for their high quality and reliability. They utilize advanced technologies and features to suit diverse applications, from home offices to large industrial settings.

One of the main features of APC UPS systems is the ability to provide backup power during outages. This is achieved through a battery system that activates immediately when the mains power fails. This seamless transition minimizes downtime and ensures that electronic devices continue to operate, protecting data integrity and equipment lifespan.

Another significant characteristic of APC UPS systems is their intelligent management capabilities. Most models come with PowerChute software, which provides users with real-time monitoring of power conditions and the status of the UPS. This software allows for graceful shutdowns of connected devices during extended outages, thereby preventing data loss and damage to devices.

APC UPS systems also incorporate advanced technologies such as Automatic Voltage Regulation (AVR). AVR technology ensures that the output voltage remains stable by correcting minor fluctuations without switching to battery mode. This not only prolongs the battery life but also provides a consistent power supply to the connected equipment.

Thermal management is another critical aspect of APC UPS control systems. The design often includes efficient cooling systems that prevent overheating, ensuring optimal performance and longevity of the unit. Some models feature EcoMode, which reduces energy consumption and lowers operational costs by working at high efficiency only when battery backup is not required.

APC UPS systems are designed with scalability in mind. Users can easily add more batteries or connect additional UPS units to accommodate growing power needs. Features such as hot-swappable batteries and modular design facilitate easy upgrades and servicing without interrupting power supply.

In terms of connectivity, APC UPS products often feature multiple options including USB, RS-232, and network management capabilities. This enables users to connect remote management tools and integrate the UPS with existing IT infrastructure.

In summary, APC UPS control systems deliver reliability, efficiency, and advanced technology features that cater to a wide array of power protection needs, making them a trusted choice for individuals and businesses alike.
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