Siemens AC-21 Brochure page 11

SENTRIC LD Main Control and EMERGENCY STOP Switches from 16 A to 125 A
For mounting on the front
4th contact
(N conductor)
for front mounting
leading switch-on,
delayed switch-off
N or PE/ground terminal
3LD9 2.0-0B 3LD9 2.0-2B
continuous
Auxiliary switch
for mounting on the left and/or
right
delayed switch-on,
leading switch-off
1 NO + 1 NC
3LD9 2.0-3B 3LD9 2.0-5B 1 NO
1 NC
Auxiliary switch
for mounting on left and/or right
delayed switch-on,
with gold-plated contacts
for SIMATIC request
Labelling plate
English/German
For front and base mounting
Rotary operating mechanism
lockable in 0 position
with max. 3 padlocks
For four-hole mounting
black
red/yellow
For center-hole mounting
3LD9 286-1A
black
3LD9 2.4-1A red/yellow
Labelling plate
English/German
Terminal cover as
additional touch protection
For snapping on at top and
bottom
3LD9 2.1-0A 3LD9 2.1-2A 1-pole (1 pack = 100 units)
3-pole (1 pack = 4 units)
4-pole (1 pack = 4 units)
For base mounting and for distribution board mounting
4th contact
(N conductor)
for mounting on the rear
leading switch-on
delayed switch-off
N or PE/ground terminal
3LD9 2.0-0C
continuous
Auxiliary switch
for mounting on the left
and/or right
delayed switch-on,
leading switch-off
1 NO + 1 NC
1 NO
3LD9 2.0-2C
1 NC
Labelling plate
English/German
* This quantity or a multiple thereof can be ordered.
SENTRIC Switch Disconnectors
DT 3LD2 5 PS*
Order No.
}
3LD9 250–0B 1 unit
}
3LD9 250–2B 1 unit
A 3LD9 250–5B 1 unit
A 3LD9 250–3B 1 unit
A 3LD9 250–4B 1 unit
A 3LD9 220–3B 1 unit
A 3LD9 286–1A 1 unit
A 3LD9 284–1B 1 unit
A 3LD9 284–3B 1 unit
A 3LD9 284–1D 1 unit
A 3LD9 284–3D 1 unit
A 3LD9 286–1A 1 unit
A 3LD9 251–2A 4 units
A 3LD9 251–0A 1 unit
–
}
3LD9 250–0C 1 unit
}
3LD9 250–2C 1 unit
A 3LD9 250–5C 1 unit
A 3LD9 250–3C 1 unit
A 3LD9 250–4C 1 unit
A 3LD9 286–1A 1 unit
Weight DT 3LD2 7 and
per PU 3LD2 8
approx.
Order No.
}
0.079 3LD9 280–0B
}
0.072 3LD9 280–2B
0.047 A 3LD9 280–5B
0.029 A 3LD9 280–3B
0.028 A 3LD9 280–4B
0.029 A 3LD9 220–3B
0.005 A 3LD9 286–1A
0.154 A 3LD9 284–1B
0.152 A 3LD9 284–3B
0.155 –
0.155 –
0.005 A 3LD9 286–1A
0.125 A 3LD9 281–2A
0.009 –
–
}
0.080 3LD9 280–0C
}
0.073 3LD9 280–2C
0.047 A 3LD9 280–5C
0.030 A 3LD9 280–3C
0.029 A 3LD9 280–4C
0.005 A 3LD9 286–1A
Siemens LV 10 · 2004
Accessories
PS* Weight
per PU
approx.
1 unit 0.101
1 unit 0.092
1 unit 0.047
1 unit 0.030
1 unit 0.029
1 unit 0.029
7
1 unit 0.005
1 unit 0.154
1 unit 0.152
1 unit 0.005
1 unit 0.006
1 unit 0.102
1 unit 0.093
1 unit 0.047
1 unit 0.029
1 unit 0.029
1 unit 0.005
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