Device functions
ECOFAST Motor Starters
6-4
GWA 4NEB 950 5221-12 DS 01
6.3
Mechanical braking
Description
A mechanical disk brake or spring-loaded brake mounted on the motor bra-
kes the motor. The brake is controlled via the brake output.
Typical circuit
The diagram below shows an example of a typical circuit for mechanical
braking:
Fig. 6-1: Typical circuit for mechanical braking
Control output
The brake is controlled with output DO-0.2:
• Brake
DO-0.2
[1]: ON
[0]: OFF
M
3~
L1 L2 L3
AC
Brake output
10 9 8 7 6
5 4 3 2 1
Pin
Assignment
1
Winding terminal U1
2
Winding terminal V1
3
Winding terminal W1
4
Brake (reference potential)
5
Brake
6
Winding terminal W2
7
Winding terminal U2
8
Winding terminal V2
9
Temperature sensor
(terminal a)
10
Temperature sensor
(terminal b)
Current
transformer
Braking
magnet
Summary of Contents for Ecofast 3RK1 323-2AS54-1AA0
Page 1: ...Motor Starter Manual 03 2007 ecofast Totally Integrated Automation ...
Page 2: ......
Page 12: ...ECOFAST Motor Starters viii GWA 4NEB 950 5221 12 DS 01 ...
Page 40: ...Installation of Motor Starters ECOFAST Motor Starters 3 8 GWA 4NEB 950 5221 12 DS 01 ...
Page 58: ...Device functions ECOFAST Motor Starters 6 6 GWA 4NEB 950 5221 12 DS 01 ...
Page 74: ...ECOFAST Motor Starters GWA 4NEB 950 5221 12 DS 01 ...
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