Page 1 - CITS - ED - ELECTRICAL

कौशल िवकास और
उद्यमशीलता मंत्रालय
MINISTRY OF
SKILL DEVELOPMENT
AND ENTREPRENEURSHIP

ENGINEERING DRAWING

(Common for Electrician and Electronics Mechanic)

HANDBOOK FOR CITS

L1 3ØAC SUPPLY 415-V,50HZ
L2

L3 U1 W2
1 3 5
DELTA
FUSE
U2 W1
2 4 6 V1 V2
HANDBOOK FOR CITS

W1 V 1 U1 1 3 5
Star
Delta 1 3 5 contactor K3
contactor K2
OLR 2 4 6
CONTACTOR 2 4 6 V2 U2 W2
1 3 5
K1 V2 U2 W2 STAR
MAIN
CONTACTOR 2 4 6 U1
W1 V2
V1 3Ø U2 U2 W2
U1 M ~ W2 V1 V2 W1

NATIONAL INSTRUCTIONAL
MEDIA INSTITUTE, CHENNAI

www.nimi.gov.in
SCAN FOR E-BOOK