Front Mounting - Siemens AC-21 Brochure

SENTRIC LD Main Control and EMERGENCY STOP Switches from 16 A to 125 A
■
Area of application
The SENTRIC 3LD2 switches are used for switching main control
and auxiliary circuits, but they are also implemented for switch-
ing three-phase induction motors and other loads for mainte-
nance and repair.
They can be used as
• On-Off switches,
• EMERCENCY-STOP switches and
• Main control switches according to EN 60204-1.
■
Selection and ordering data
Number and version
of contacts
Main Auxiliary
contacts contacts
Main control and EMERGENCY-STOP switch with rotary operating
mechanism
• Lockable in 0 position with max. 3 padlocks
• IP65 degree of protection at the front
• Front plate
– 3LD2 0, 3LD2 1, 3LD2 2: 67 mm × 67 mm
– 3LD2 5 to 3LD2 8: 90 mm × 90 mm.
3 –
3 + N –
3LD2 203-0TK53
Actuator
black
red/yellow (EMERGENCY-STOP)
1) Screw fixing or snap-on mounting on 35 mm rail is standard.
2) A terminal cover for the infeed side is included in the scope of supply.
3) 4th contact as N conductor to be ordered separately, see Accessories.
* This quantity or a multiple thereof can be ordered.
Rated data DT Four-hole
at 50 Hz ... 60 Hz mounting
380 V ... 440 V
P/ I
u
AC-23A
kW A Order No.
1)2)
}
7.5 16 3LD2 003–0TK..
}
9.5 25 3LD2 103–0TK..
}
11.5 32 3LD2 203–0TK..
}
22 63 3LD2 504–0TK..
}
37 100 3LD2 704–0TK..
45 125 A 3LD2 804–0TK..
}
7.5 16 3LD2 003–1TL..
9.5 25 A
3LD2 103–1TL..
11.5 32 A 3LD2 203–1TL..
}
22 63 3LD2 504–0TK..
3)
+
}
3LD9 250–0B
}
37 100 3LD2 704–0TK..
3)
+
}
3LD9 280–0B
45 125 A 3LD2 804–0TK..
3)
+
}
3LD9 280–0B
SENTRIC Switch Disconnectors
Main control and EMERGENCY-STOP switches are, in accor-
dance with IEC 60947-3/VDE 0660 Part 107 (EN 60947-3), man-
ually operated switch disconnectors and comply with the isola-
tion conditions and the requirements of machine guideline
EN 60204-1.
PS* Weight DT
per PU
approx.
kg
1 unit 0.207 A
1 unit 0.206 A
1 unit 0.206 A
1 unit 0.424 A
1 unit 0.501
1 unit 0.503
1 unit 0.217 A
1 unit 0.243 A
1 unit 0.243 A
1 unit 0.424 A
}
1 unit 0.079
1 unit 0.501
1 unit 0.101
1 unit 0.503
1 unit 0.101
>
51
53

Front mounting

center-hole mount- PS* Weight
ing per PU
Ø 22.5 mm approx.
Order No. kg
3LD2 054–0TK.. 1 unit 0.215
3LD2 154–0TK.. 1 unit 0.215
3LD2 254–0TK.. 1 unit 0.214
3LD2 555–0TK.. 1 unit 0.443
–
–
3LD2 054–1TL.. 1 unit 0.230
1 unit 0.256
3LD2 154–1TL..
3LD2 254–1TL.. 1 unit 0.260
3LD2 555–0TK.. 1 unit 0.443
3)
+
3LD9 250–0B 1 unit 0.079
–
–
>
51
53
Siemens LV 10 · 2004 7/5
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