Tag Archives: Supplies

High Voltage Power supplies ? Dedicated and Non

by admin on 05. Jun, 2010 in Power Supply Repair

High voltage power supplies can be divided into two basic categories. The first category is comprised of dedicated power units. The second category is comprised of selectable power units. For the purpose of this examination selectable will refer to the capacity to select the output manually. It will not include units that are programmable and [...]

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High Voltage Power supplies

by admin on 21. May, 2010 in Power Supply Repair

Not everyone is aware of this, but there are a number of applications that demand the use of high voltage power supplies. Each one is a singular application with specific requirements. There are even some applications that can be suited by nothing other than a custom made unit. There are also some more commonplace applications [...]

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Uninterruptible Power Supplies – Installation Options

by admin on 01. May, 2010 in Power Supply Repair

Single UPS installation
As the description implies this represents a single uninterruptible power supply installation comprising of the UPS and battery where the battery can be internal or external and consist of single or multiple strings. Multiple strings can increase the autonomy and also provide greater security of load in the event of a utility mains [...]

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Uninterruptible Power Supplies Alarm Monitoring and Control

by admin on 26. Apr, 2010 in Power Supply Repair

Uninterruptible power supplies (UPS) are sophisticated, microprocessor-controlled systems, capable of providing a range of alarm notifications and real-time monitoring information at local, network and remote site locations.

 

This is important because it offers peace of mind and negates the need for ‘warden-type’ manual inspection of power protection equipment. However, monitoring for alarm conditions is required. The [...]

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Uninterruptible Power Supplies- What Are Their Components?

by admin on 16. Apr, 2010 in Power Supply Repair

Rectifier : this part of the UPS converts the incoming alternating current (ac) supply to direct current (dc) and can provide charging current for the battery and also the supply requirements for the inverter.
Charger : in a number of UPS systems due to the nature of their design a separate battery charger is used, this [...]

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Understandign Rotary Uninterruptible Power Supplies

by admin on 06. Apr, 2010 in Power Supply Repair

More than ever, today’s uninterruptible power supplies (UPS) must be highly reliable and cause as little disturbance as possible upstream and downstream of their supply. Some manufacturers believe Rotary UPS to be the answer but others disagree, stating that new, improved [...]

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