Eaton Industrial Switchgear - xStart switching, protections and actuating motors

371 / 439

2010 CA08103002Z-EN
DM4 soft starters
Soft starters
9/39
Soft startersSystem overview
SHIFT
STOP RUN
PRG
3
4
5
2
1
Basic devices
DM4 soft starter 3
Soft starters for three-phase AC
motors
Assigned motor rating:
• From 7.5 to 500 kW for in-line
terminal type (before load,
standard)
• 11 to 900 kW for Delta terminal type
(In-Delta)
Rated operating voltage:
230 to 480 V
10 programmed standard
applications allow direct operation;
parameter set selection through
rotary switch.
Ramp time adjustable from 1 to 255 s
Energy-saving function optimizes
efficiency and power factor.
Adjustable current limitation
prevents high starting current.
Controller operation for 3-phase
resistive and inductive loads
from 16 to 900 A (400 V)
Selection data￫Engineering -
Assigned switching and protective
devices.
Ordering data￫Page 9/43
Add-on functions
DE4-KEY-2 keypad 1
Pluggable on DM4 soft starters,
with 8 function keys and plain text
display;
Language can be selected
(German/English)
Ordering data￫Page 9/44
Communication modules 2
DE4-COM-2X
RS 485/RS 232 serial interface
DE4-NET-DP2
PROFIBUS DP interface
Ordering data￫Page 9/44
Superfast semiconductor fuses 5
Fuses for the protection of semicon-
ductors, optionally for direct
installation in DM4 soft starters or for
external surface mounting.
Selection data￫Engineering -
Assigned switching and protective
devices.
Ordering data ￫Page 9/45
Fuse bases 4
For external surface mounting of the
superfast semiconductor fuse.
Selection data￫Engineering -
Assigned switching and protective
devices.
Ordering data ￫Page 9/8
DM4