Safety | Protection | Monitoring

Protection for Medical Isolated Power Systems

Powerserve Inc. has been, by far, the most active Independent 3rd Party Isolated Power System (IPS) service company in the U.S. for many years!



We provide the full spectrum of IPS services to our Healthcare clients on a nationwide basis. Because we have significant focus in this technology area and broad geographic penetration, we can offer hospitals unequalled and unbiased support and guidance in a very cost-effective manner.


Our personnel have been involved with Isolated Power System applications since the 1970’s – having worked extensively with, and gaining certification from, such Industry leaders as Square D/Schneider Electric, Siemens, Isotrol Systems and Bender Inc.


Through all of the Code changes and industry confusion concerning IPS application and testing requirements, Powerserve Inc. has “stood the test of time” – consistently offering and delivering Code-compliant advice and on-site solutions.

Staying in Compliance

Each of the IPS Services outlined below is intended to keep hospitals in compliance with the requirements of CMS, TJC, DNV NIAHO, NFPA 99, NEC and local and state guidelines.

Medical Isolated Power Systems

Arc Flash Analysis

IPS Services

Startup Testing

  • Commisioning testing, acceptance testing, and startup testing
  • We are an “Authorized Independent Test Agency” on many C.E. specifications are certified by (2) out of (3) current IPS OEMs
  • Perform complete system inspection & testing per NFPA 99 & NEC
  • Provide User IPS Orientation
  • Provide Professional, bound “Final Report of Certification”

Periodic Testing

  • Annual and periodic IPS testing
  • We provide inspection of all remote status & metering devices
  • Fault testing of Line Isolation Monitors (LIMs) – resistive & capacitive
  • System leakage current / impedance checks
  • Ground system testing
  • Surface metal millivolt potential tests
  • Verification of control circuit interlocks
  • Receptacle tension testing
  • Professional, bound “Final Report”


  • Retrofits of Line Isolation Monitors and Accessories
  • We provide retrofits of any system regardless of make, model or vintage
  • Provision/install the LIMs & accessories of your choice
  • Professional looking, dode-compliant installations
  • complete retesting of entire system following retrofit
  • Also see Line Isolation Monitors

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