Now you're done

Wiesenfeld, Ira; Shapiro, Robert C.
June 2011
Urgent Communications;Jun2011, Vol. 29 Issue 6, p24
Trade Publication
The article discusses issues that public-safety agencies must consider for long- and short-term maintenance of Land Mobile Radio (LMR) systems. It notes various items that will require maintenance beyond site equipment including the tower, tower-lighting, and uninterruptible power system (UPS). The article cites that scheduled maintenance should be done to prevent the accumulation of rust on LMR towers, daily inspection of tower lighting, and protection from people and livestock.


Related Articles

  • Active Power Systems are 7X Less Likely to Fail than Conventional UPS with Batteries.  // Consulting-Specifying Engineer;Jun2008, Vol. 43 Issue 6, p32 

    The article presents project case studies of hospitals' emergency power systems. All Children's Hospital in Saint Petersburg, Florida's emergency power system is designed to back up everything in the facility and its central plant. The Queen's Medical center in Honolulu, Hawaii's emergency...

  • Adding Alternative Sources to the Power Mix.  // Power Electronics Technology;Sep2003, Vol. 29 Issue 9, p10 

    Advises the power transmission and distribution industry and the U.S. government to include alternative technologies and backup sources in power systems. Categories and samples of distributed generation and grid power alternative technologies; Use of uninterruptible power supplies in...

  • UPS for mission critical applications.  // Management Services;Dec2001, Vol. 45 Issue 12, p35 

    Libert HIROSS, a pioneer in the development of power protection solutions has released GXT2U, its latest compact UPS product ideal for protecting mission-critical applications. Available with power ratings of 700, 1,000, 1,500, 2,000 and 3000V A, the GTX2U represents the most advanced and...

  • Blackout Protection. Franks, D. Eric // Videomaker;Mar2004, Vol. 18 Issue 9, p24 

    The article evaluates the Back-UPS RS 1500VA uniterruptible power supply from APC Corp. and offers information on its components and features, and performance quality.

  • A new spin on UPS. Kren, Lawrence // Machine Design;5/22/2003, Vol. 75 Issue 10, p51 

    Introduces the CleanSource flywheel-based uninterruptible power supplies (UPS) from Active Power Incorporated. Advantages of the flywheel-based UPS over conventional UPS units; Range of applications for flywheel-based UPS.

  • Control your emergency power system. Wagner, Komson // Consulting-Specifying Engineer;Jan2009, Vol. 45 Issue 1, p38 

    The article reports on the strategies that will help enhance the performance of emergency power systems installed in buildings in the U.S. These include identifying the power supply source of the system, identifying the system's level of redundancy, and ensuring the efficiency of the generator...

  • POWER BACKUP A Must. Schneuly, Adrian // Energy & Power Management;Dec2006, Vol. 31 Issue 12, p16 

    The article presents an overview on the proper selection and design of a high reliable uninterruptible standby power generation equipment. The most important function of uninterruptible power supply is the protection of equipment from damage in the event of a main interruption and to ensure a...

  • Which UPS is Right for the Job: Static, Rotary or Hybrid? Davies, Timothy C. // Consulting-Specifying Engineer;Dec2006, Vol. 40 Issue 6, p56 

    The article focuses on various types of Uninterruptible Power Supply (UPS) systems. The benefits of different types of UPS have been discussed. The static UPS facilitates a rectifier to transform power from alternating current to direct current. The rotary UPS works as a mechanical buffer to...

  • IT Needs Continue To Boost UPS Fortunes.  // Consulting-Specifying Engineer;Dec2006, Vol. 40 Issue 6, Special section p4 

    The article focuses on a report concerning the status of uninterruptible power supply (UPS) manufacturers in the uncertain electricity supply environment in the U.S. The report "North American Three-Phase UPS Market," from industry analysts at Frost & Sullivan Inc., states that the situation is...


Read the Article


Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics