Plug Connector of Portable 480-volt Heater Identified with Elevated Temperature
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Type:  Lessons Learned

Publisher:  Fluor BWXT Portsmouth, Portsmouth, OH (Fluor BWXT)

Published As:  Public

Date: 

Topics:  Electrical, Maintenance

Portable electric 480-volt heaters are becoming more prevalent in Deactivation and Decommissioning projects to assist in maintaining temperatures above freezing in large facilities with active sprinkler systems during the winter months. The heaters sometimes operate at a continuous full load for days and may be staged in areas that are not always monitored on a daily basis. Heater components degraded due to high temperatures at the plug. Early detection by following the manufacturer's instructions along with performing routine inspections on portable 480-volt heaters will ensure personnel safety and protection of equipment components.

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