Catalog LV1 T 2009 Chapter 3 EN
Catalog LV1 T 2009 Chapter 3 EN
Catalog LV1 T 2009 Chapter 3 EN
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Circuit diagrams for 3RA13 reversing contactor assemblies<br />
Controls — Contactors and Contactor Assemblies<br />
Project planning aids<br />
Size S00<br />
Main circuit Control circuit<br />
(The terminal designations for the contactors comply with <strong>EN</strong> 50012)<br />
For momentary-contact operation For maintained-contact operation<br />
L1<br />
L2<br />
L3<br />
K1<br />
F1<br />
F2<br />
U V W<br />
M<br />
3~<br />
K2<br />
NSB00634<br />
The 3RA19 13-2A assembly kit contains, among other<br />
things, wiring connectors for connecting the main<br />
circuit.<br />
The 3RA19 13-2A assembly kit contains, among other things,<br />
the electrical interlock.<br />
Sizes S0 to S3<br />
Main circuit Control circuit<br />
(The terminal designations for the contactors comply with <strong>EN</strong> 50005)<br />
For momentary-contact operation For maintained-contact operation<br />
L1<br />
L2<br />
L3<br />
K1<br />
F1<br />
F2<br />
U V W<br />
M<br />
3~<br />
K2<br />
NSB00634<br />
The 3RA19 .3-2A assembly kits contain,<br />
among other things, the wiring modules<br />
on the top and bottom for connecting the<br />
main current paths.<br />
L1/L+<br />
F3<br />
F2<br />
Position of the terminals for 3RA13 reversing contactor assemblies<br />
Size S0 to S3<br />
Terminal designations according to <strong>EN</strong> 50005<br />
3RA19 24-2B mechanical interlock (laterally mountable),<br />
integrated in reversing contactor assemblies (reversing starters),<br />
contains one NC contact for the electrical interlock for each contactor<br />
2 NC<br />
111<br />
112<br />
121<br />
122<br />
NSB00640<br />
1 3<br />
K1<br />
2 4 6<br />
S0<br />
95<br />
96<br />
S2 S1<br />
S1 K1<br />
53<br />
S2<br />
54<br />
K2<br />
53<br />
54<br />
22<br />
22<br />
K2 K1<br />
21<br />
21<br />
A1<br />
A1<br />
K1<br />
K2<br />
N/L A2<br />
A2 NSB0_00635a<br />
L1/L+<br />
F3<br />
F2<br />
S0<br />
5 1 3<br />
K2<br />
K1<br />
111<br />
112<br />
121<br />
122<br />
95<br />
96<br />
S2 S1<br />
S1 K1<br />
.3<br />
S2<br />
.4<br />
K2 112 K1<br />
K2<br />
121<br />
111<br />
122<br />
A1<br />
A1<br />
K1<br />
K2<br />
N/L A2<br />
A2 NSB00638<br />
.3<br />
.4<br />
L1/L+<br />
The 3RA19 24-2B mechanical interlock contains one NC contact<br />
for each contactor for the NC contact interlock.<br />
K2<br />
2 4 6<br />
© Siemens AG <strong>2009</strong><br />
5<br />
NSB00641<br />
S<br />
102<br />
F2<br />
F3<br />
96<br />
95<br />
22 22<br />
K2 K1<br />
21 21<br />
A1 A1<br />
K1 K2<br />
N/L A2 A2 NSB0_00636a<br />
L1/L+<br />
S<br />
102<br />
F2<br />
F3<br />
96<br />
95<br />
NSB00639<br />
K2<br />
112 121<br />
K1<br />
111 122<br />
A1 A1<br />
K1 K2<br />
N/L A2 A2<br />
S0 Button "OFF"<br />
S1 Button "Clockwise ON"<br />
S2 Button "Counterclockwise ON"<br />
S Button "CW-OFF-CCW"<br />
K1 Clockwise contactor<br />
K2 Counterclockwise contactor<br />
F1 Fuses for main circuit<br />
F3 Fuses for control circuit<br />
F2 Overload relays<br />
Siemens LV 1 T · <strong>2009</strong><br />
3/237<br />
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