Siemens 3KA51 Brochure - Page 6

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Siemens 3KA51 Brochure
SENTRIC Switch Disconnectors
SENTRIC LD Main Control and EMERGENCY STOP Switches from 16 A to 125 A
Front mounting
Number and version
of the contacts
Main
contacts
Main control and EMERGENCY-STOP switch with rotary operating
mechanism
• IP65 degree of protection at the front
6
3LD2 103-3VK53
Selector switch with knob mechanism, knob cannot be locked
• black actuator, IP65 degree of protection at the front
3
3LD2 123-7UK01
7
Actuator
black
red/yellow (EMERGENCY-STOP)
7/6
Siemens LV 10 · 2004
Rated data
DT
at 50 Hz ... 60 Hz
380 V ... 440 V
Auxiliary
P/
P/
I
u
contacts
AC-3
AC-
23A
kW
kW
A
–
7.5
9.5
25
A
9.5
11.5
32
A
18.5
22.0
63
A
–
7.5
9.5
25
A
9.5
11.5
32
A
18.5
22.0
63
A
30.0
37.0
100
A
Order No.
PS*
Weight
per PU
approx.
kg
3LD2 103–3VK..
1 unit
0.380
3LD2 203–3VK..
1 unit
0.381
3LD2 504–3VK..
1 unit
0.854
3LD2 123–7UK01
1 unit
0.374
3LD2 223–7UK01
1 unit
0.378
3LD2 524–7UK01
1 unit
0.841
3LD2 724–7UK01
1 unit
1.060
>
51
53
* This quantity or a multiple thereof can be ordered.