At first consideration, performing spot relamping might seem like the more affordable choice, as you are only replacing lamps when they are needed.
Where spot relamping would render some lights stronger than others or put together incompatible lamps, group relamping provides even lighting, which can contribute to better occupant comfort and productivity.
In a large and mature fluorescent lighting installation that is maintained via spot relamping
, lamps will fail on an ongoing basis.
Tenders are invited for Spot Relamping
Services of District Facilities for the Maintenance and Engineering Department of the District.
Despite recommendations to group relamp [IESNA 2001], spot relamping
is still most common [Houser and others 2010].
That's beneficial because spot relamping
can be labor intensive, since staff may have to return often to one area to replace adjacent lamps as they burn out in succession.
Although this reactive behavior appears benign and cost effective, spot relamping nearly always results in much higher maintenance costs than are necessary.
Group relamping is the practice of periodically restoring the lighting system to new by completely replacing all the lamps at a particular point in time while spot relamping during the interim years.
Owners either did not know what lamps were used, or in some cases a variety of lamps were used as a result of spot relamping.
If no spot relamping has occurred then these values would be lower.
, the practice of replacing lamps one at a time as they expire, can become a tiresome task for maintenance professionals.
was an arduous and costly task involving renting a lift to reach the ceiling.