Advertisement
Promo

Processors Toolkit

Download now

Watts and Volt-Amps: Powerful Confusion

PublisherAmerican Power Conversion (APC)
Format HTML & PDFDate added08 Apr 2009
Topics Line Protection Devices, Data Center, Infrastructure Management, UPS, Cost Control - Risk Mgmt.
Downloads576

This note helps explain the differences between Watts and VA and explains how the terms are correctly and incorrectly used in specifying power protection equipment.

Download now

Did you find this white paper useful?
28 out of 50 users found this white paper useful


  • Trackback
  • Clip Link

Related white papers

Strategic Metering

Utility missions are changing. Yesterday, they focused on delivery of reasonably priced energy and water. Tomorrow, they will encompass both supplies and the services that facilitate sustainable use. ...


The Different Types of UPS Systems

There is much confusion in the marketplace about the different types of UPS systems and their characteristics. Each of these UPS types is defined, practical applications of each are discussed,...


Neutral Wire Facts and Mythology

This technical paper discusses many common misunderstandings about the function of the neutral wire and its relation to power problems. The subjects of dedicated lines, phase reversal, isolation transformers, and...


Use of 208V vs 120V for Servers

This paper explains why and when 208V is used instead of 120V for servers in North America. This same discussion applies to the use of 200V vs 100V in Japan.


What are the IEEE Requirements for Protectors?

The IEEE (Institute of Electrical and Electronics Engineers) published a document, IEEE Std. 587-1980, that described the “surge environment”,i.e., the size of the surges that equipment connected to AC wiring could...


Answers to Basic Power Protection Questions

Some of the frequently asked questions when considering surge protection and power conditioning are: “How much protection do I get from a particular model of surge protector?,” “What is the...


UPS Power Management Using Win98 and USB

Microsoft has an important new power management capability built into Win98. It is implemented by Microsoft drivers under the new WDM32 (Windows Driver Model 32) layered driver architecture for Win98....


Broadband Deals? Powered by Top 10 Broadband

150+ broadband packages

Compare 30+ mobile broadband deals

Mobile Broadband »
White Paper

Featured White Paper

IBM Virtualization Services

Virtualization is a powerful technology and can have profound effects on the datacenter; however, it should be viewed as a component of an overall IT strategy that will be able to support the enterprise's needs. IDC recommends that enterprises look at the entire architecture and determine how to best deploy virtualization

Download Now

Other White Papers

HP print solutions and 3M

the objective for 3M was to optimize office printing infrastructure at 3M locations worldwide...

IBM XIV® Storage System: Thin Provisioning Reinvented

Managing IT storage infrastructure is an endless balancing act of providing enterprise-class...

See All White Papers


Skip Sub Navigation Links to CNET Brand Links

Help

Become part of the ZDNet community.

Newsletters