Hawkins electrical guide. Questions, answers & illustrations; a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 211
tering at thecontacts? Ans. This is due to the voltage frequently approximating 1,730 if.4irAV.V5 ELECTRICITY the value required for closing a contact, thereby causing thecontact points to barely touch and make several poor contactsin succession. Ques. What objectionable action is produced… … RLGULATOR TO BUS BARS Ki^. 2.429.—Diagram iJ connections of automatic induction regulator and auxiliary apparatuson single phase crrcuit. Ques. What effect is produced by poor contact of theprimary relay ? Ans. It causes chattering in the secondary relay; whichburns out and wears away its contact…
Electrical engineering
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
