Example: air traffic controller
Nema Contactors And
Found 2 free book(s)CONTROL SECTION 1 NEMA full voltage power devices - ABB
electrification.us.abb.comNEMA FULL OLTAGE POWER DEVICES, CONTROL SECTION 1 1-7 — Contactor DC ratings NEMA size No. of poles in series Continuous current rating Interrupting ratings Inductive amps @125 V Inductive amps @250 V Noninductive amps @125 V Noninductive amps @250 V N.O. N.C. N.O. N.C. N.O. N.C. N.O. N.C. 00 1 9 2.5 2.5 0.6 0.5 5 4 1 0.8 00 2 9 7 7 1.2 1.2 ...
Type 1 and Type 2 coordination - Siemens
assets.new.siemens.com• UL 60947-4-1: Electromechanical Contactors and Motor-Starters – Part 4-1 The latter is harmonized to the greatest extent possible with the IEC 60947-4-1 standard (Contactors and Motor-Starters - Electromechanical Contactors and Motor-Starters), whereby the deviations for North America are set out in UL 60947-4-1.