. Electrical world. AL WORLD and ENGINEER. Vol. XLIII. No. 7. the motor at all times, both during the period of starting and in thefull running position. 5. That the no-voltage release must be in-dependent of the field strength and connected across the armatureterminals (it is not satisfactory to connect this no-voltage releaseacross the line, as an arc will be formed at the switches when openedif so connected). The Ward Leonard Electric Company has constructed a combina-tion starter, as shown in the accompanying cuts, which is claimed toentirely fulfil all the above conditions, and also meets
. Electrical world. AL WORLD and ENGINEER. Vol. XLIII. No. 7. the motor at all times, both during the period of starting and in thefull running position. 5. That the no-voltage release must be in-dependent of the field strength and connected across the armatureterminals (it is not satisfactory to connect this no-voltage releaseacross the line, as an arc will be formed at the switches when openedif so connected). The Ward Leonard Electric Company has constructed a combina-tion starter, as shown in the accompanying cuts, which is claimed toentirely fulfil all the above conditions, and also meets the specifica-tions of the United States Government regarding such apparatus. Outlet Switch Boxes. Recent changes in the rules of the Underwriters National Elec-trical Association affect outlet The Chicago Fuse Wire &Manufacturing Company, Chicago, New York and Buflfalo, is mak-ing the Union outlet switch box designed to fit all makes of rect-angular push button switches and flush receptacles. The Union. FIG. I.—OUTLET SWITCH BOX. box fulfils the latest requirements of the Underwriters in all re-spects and has knock-outs in the bottom and ends of the fullthickness of the walls. Special attention is called to the fact thatthis box is formed from cold-rolled sheet steel of heavy gauge andis dove-tailed together, making it perfectly smooth outside, so thatit will slip into a recess in plaster or woodwork, leaving the wall
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectelectri, bookyear1883
