Horstmann, Henry Charles, 1858- [from old catalog], Tousley, Victor Hugo, 1875- [from old catalog] joint author · Chicago, F. J. Drake & co · leaf 157
and Size of Meter Boards Kequired for Different Installations.A. C. Eesidence or Apartment Lighting. 30 sockets or 1500 watts, or under, sketch A. 31 to 48 sockets or 1501 to 2640 watts, sketch B or D.Above 48 sockets or 2640 watts, sketch C or E. ELECTRICAL TABLES AND DATA A. C. Business Lighting.… … Q > ^ < -, 22 ■ i : K ) ^J V r-f—i ^-w—> DIRECT CURRENT /< i -i f ; ri i .2 ! i u Uf~-\ • i >/ rn k— —**- *
Electrical engineering
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