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Challenger Electrical Equipment Corp.
See also: - 13100 - Lightning Protection - 16270 - Transformers - 16400 - Low-Voltage Distribution - 16410 - Enclosed Switches and Circuit Breakers - 16420 - Enclosed Controllers - 16440 - Switchboards, Panelboards, and Control Cen - 16450 - Enclosed Bus Assemblies - 16470 - Power Distribution Units - 26 12 00 - Medium-Voltage Transformers - 26 20 00 - LOW-VOLTAGE ELECTRICAL TRANSMISSION - 26 22 00 - Low-Voltage Transformers - 26 22 13 - Low-Voltage Distribution Transformers - 26 24 00 - Switchboards and Panelboards - 26 25 00 - Enclosed Bus Assemblies - 26 26 00 - Power Distribution Units - 26 28 16 - Enclosed Switches and Circuit Breakers - 26 29 13 - Enclosed Controllers - 26 41 00 - Facility Lightning Protection - 33 73 00 - Utility Transformers - 33 79 93 - Site Lightning Protection |
