2 Engineering
2.11 Motor connection
50
DS7 Soft starter
09/16 MN03901001Z-EN
www.eaton.com
Q1 = Cable protection
Q11 = Mains contactor
Q21 = Soft starter
Q22 = Bypass contactor/
Emergency operation
protection
Q31 = Motor contactor
F3 = Semiconductor fuse for
type 2 coordination, in
addition to Q1
M1 = Motor
Figure 32: Power section – example: DS7
≧
41 A with bypass emergency operation
M
M1
F3
3 ~
L1
L2
L3
PE
3L2
Q1
Q11
Q31
Q22
1L1
5L3
PE
PE
2T1
Q21
4T2
6T3
I > I > I >
Summary of Contents for DS7 Series
Page 1: ...Manual DS7 Soft starter 09 16 MN03901001Z EN...
Page 4: ...II...
Page 36: ...1 Device series DS7 1 14 Function 32 DS7 Soft starter 09 16 MN03901001Z EN www eaton com...
Page 96: ...3 Installation 3 6 Insulation test 92 DS7 Soft starter 09 16 MN03901001Z EN www eaton com...
Page 188: ...8 SmartWire DT 8 9 Programming 184 DS7 Soft starter 09 16 MN03901001Z EN www eaton com...