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Contactor controlled DOL starterL2L1 L3
K1.2K1.3
K1.4K1.1
1 1
2
3
4
5
TOL
TOL
Stop
C/B
Start
K1/4K1/4M3~
L2L1 L3
K1.2
K4.1
K2.1
K1.1
TOL
TOL
C/B
K1/3K1/3M3~
K1.3
K3.1
K2/4K2/4 K4/3
K3/2
Star-delta starter
K3/2 K4/3
K2.1 K2.4
K2.3
K3.1
K4.2 K4.3
Start DeltaTimerLine
S1
S2
A1
M3~
B1C1
A2B2C2
K5/3
Autotransformer starterL2
L1 L3
TOL
C/B
K1/4M3~
K3.1
K2/4 K4/1K3/1 K4/1
K1.1
K2.4
K4.1K2.1
S1
S2
M3~
K2.3
K5/3
L3L3
K1/4 K2/4 K3/1
K1.2K1.3
K1.4
K2.2
K5.1 K5.2 K5.3
Primary Resistance Starter
K4/3
L2L1 L3
TOL
C/B
K1/3M3~
K3/3K2/1 K3/3
K1.1
K3.1
S1
S2
M3~
K3.3
K4/3
L3L3
K1/3 K2/1
K4.2 K4.3
K3.2
K1.2 K1.3
K2.1
K4.1
R2R1 R3