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20-horsepower slusher 2900 level portal 3-phase 440-volt induction motor 440-volt motors 5-horsepower charging set 5-horsepower motor respectively a.c. generator driven Atlin ball mill battery Big Bull Blubber Bay braking Bralorne British Columbia built and wired cable was installed Cariboo Gold Quartz Chernoff compressor driven compressor-house connected load conveyor driven conveyor was replaced Copper Mountain crushing plant designate circuits controlled diesel distribution centre driven by 25-horsepower dynamic braking electrical equipment electrical installations equipment grounds equipment was increased Fairbanks-Morse fan driven fan motor feeder feet of 3-conductor flotation grounding conductor grounds were required hoist motor hoistroom horsepower Ingersoll-Rand inspection installed to supply jaw crusher lighting circuits Mines Limited motor was installed motor-generator motors driving motors were installed neoprene-jacketed overhead line paper-insulated power-house power-line pump driven relay sand-pump driven single-phase starter substation was built supply power switchgear switchroom townsite transformer supplies transformers were installed Tulsequah Chief underground ventilating fans volts West Kootenay