Wiring
SIMATIC - EM 300 Motor Starters
GWA-4NEB 640070302-05
2-15
2.4.3
Electrical Design
Suggested circuit 400 V AC brake
The following diagram shows you a way of controlling a pole-changing motor for
two directions with a 400 V AC brake by two electronic motor starters EM 300
EDS/ERS.
Galvanic isolation
An external isolating contactor must be fitted to ensure galvanic isolation from
the power supply system!
Motor
with separate windings
and brake 400 V AC
6
2
8
X1
8
2
6
6
2
8
8
2
6
1
7
3
1
7
3
X1
X3
X2
4
5
1 W
1 V
1 U
2 U
2 V
2 W
P E
M
3
X2
X3
L1
L2
L3
K1
A1
A2
Galvanic
isolation
Содержание SIMATIC EM 300
Страница 40: ...Commissioning SIMATIC EM 300 Motor Starters 3 12 GWA 4NEB 640070302 05 ...
Страница 46: ...Hand held Controller SIMATIC EM 300 Motor Starters 4 6 GWA 4NEB 640070302 05 ...
Страница 58: ...SIGUARD Safety Integrated SIMATIC EM 300 Motor Starters 6 4 GWA 4NEB 640070302 05 ...
Страница 64: ...Dimension Drawings SIMATIC EM 300 Motor Starters B 2 GWA 4NEB 640070302 05 ...
Страница 70: ...Selection Help SIMATIC EM 300 Motor Starters D 4 GWA 4NEB 640070302 05 ...
Страница 72: ...SIMATIC EM 300 Motor Starters Index 2 GWA 4NEB 640070302 05 ...
Страница 74: ...GWA 4NEB 640070302 05 ...