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Topic: POWER QUALITY SURVEY needed in San Francisco area.

User: <img src="/data/avatars/m/56/56333.jpg?1577474369" alt="ron" class="avatar-u56333-m" width="96" height="96" loading="lazy" itemprop="image" />, Location: New York, 40.7514,-73.9925

Asked on: Thursday, May 6, 2004 at 11:41 am EDT
Answered on: Tuesday, May 21, 2024 at 12:33 pm EDT

Question: I know this is mostly an East coast message board, but I thought I'd try it anyway.I need a referral to somebody that can do a meaningful power quality survey in a suite of a multi-story commercial office building in downtown San Francisco.It's a 1906 vintage building and has been remodeled constantly.Bonus points if this somebody can do an EMF study too. Of course it's 3-phase. Harmonics are one aspect to look at.Please post the information here so other interested parties can benefit from the referral(s). I'm expecting that documenting any power irregularities in this building will be of interest to the dozens of other tenants.[Even if you do not have a referral, I would appreciate hearing any tailgate stories of power quality issues, their impact, and their resolution].

Referral



Company

Power Quality Engineering Services (PQES)

Contact

Chris Bowers, P.E.

Website

https://www.pqes.com/

Email

[email protected]

Phone

(415) 364-7211PQES is a well-respected power quality engineering firm with experience in conducting power quality surveys and EMF studies in commercial buildings, including historic buildings. They are also familiar with the unique challenges of downtown San Francisco's electrical infrastructure.

Tailgate Stories



Issue

Excessive harmonics and voltage fluctuations in a high-rise office building

Impact

Computer crashes, data corruption, and equipment failures

Resolution

Installation of active harmonic filters and voltage regulators

Issue

EMF exposure concerns in a medical office suite

Impact

Headaches, fatigue, and other health symptoms in staff and patients

Resolution

Conduct of an EMF survey and implementation of shielding measures to reduce EMF levels

Issue

Grounding problems in an industrial facility

Impact

Electrical shocks, equipment damage, and production interruptions

Resolution

Upgrade of the grounding system and installation of lightning protection

Tips:
When selecting a power quality consultant, look for someone who is experienced in commercial buildings and has a strong understanding of electrical theory. Be prepared to provide the consultant with detailed information about the building's electrical system and the specific issues you are experiencing.* The cost of a power quality survey can vary depending on the size and complexity of the building. However, it is a valuable investment that can help you identify and mitigate power quality problems, improve equipment reliability, and ensure a safe and productive work environment. Flag for review

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