Scheduled Maintenance - President's Day Weekend
The U.S. Department of Labor will be conducting scheduled system maintenance beginning Friday, Feb. 15 at 5 p.m. ET through Tuesday, Feb. 19 at 8 a.m. ET. Some pages may be temporarily unavailable. To report an emergency, file a complaint with OSHA, or to ask a safety and health question, call 1-800-321-6742 (OSHA).
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Substation Equipment: Control House
| Control House |
The substation control house contains
switchboard panels, batteries, battery chargers, supervisory control, power-line carrier, meters, and
relays. The control house provides all weather protection and security for the control equipment. It is
also called a doghouse.
Figure 1. Control house
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Figure 2. Substation control house
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Figure 3. Control house
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