Electrical news and engineering . EACH of the two Exide oil switch controlbatteries at the Queenston generating Sta-tion of the Hydro Electric Power Commis-sion of Ontario consists of 110 cells having acapacity of 154 amperes for one hour at 230 volts,and each is capable of supplying 700 amperes forone minute for the operation of the switches andcontrol equipment. The switchboard indicating and signal lights areoperated from duplicate 16 cell E-5 Exide Bat-teries floating on a 32 volt operating bus. EXIDE BATTERIES OF CANADA, LIMITED153 DUFFERIN TORONTO, ONT.

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