SIEMENS
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Siemens IC 10 · 2017
* You can order this quantity or a multiple thereof.
Illustrations are approximate.
Contactors for Special Applications
3TC contactors for switching DC voltage, 1-pole and 2-pole
4
■
Options
Rated control supply voltages, possible on request (change of the 10th and 11th digits of the Article No.)
Delivery time on request
1)
Operating range at 220 V AC: 0.85 to 1.15 ×
U
s
;
lower operating range limit according to IEC 60947.
2)
Upper operating range limit at 230 V AC: 1.14 ×
U
s
.
■
Accessories
Rated control supply voltage
U
s
Contactor type
3TC44
3TC48
3TC52/3TC56
3TC74/3TC78
AC operation
Solenoid coils for 50 Hz
24 V AC
B0
B0
--
--
110 V AC
F0
F0
F0
--
230/220 V AC
P0
1)
P0
1)
P0
1)
M
2)
240 V AC
U0
U0
--
--
Solenoid coils for 50/60 Hz
24 V AC
C2
--
--
--
110 V AC
G2
--
--
--
120 V AC
K2
--
--
--
220 V AC
N2
--
--
--
230 V AC
L2
--
--
--
DC operation
24 V DC
B4
B4
B4
B
48 V DC
W4
W4
--
--
60 V DC
E4
E4
--
--
110 V DC
F4
F4
F4
F
125 V DC
G4
G4
--
--
220 V DC
M4
M4
M4
M
230 V DC
P4
P4
--
--
For contactors
Version
Auxiliary switch block
SD
Screw terminals
PU
(UNIT,
SET,
M)
PS*
PG
Auxiliary
contacts
Left
Right
Article No.
Price
per PU
Size
Type
NO
NC
d
Second auxiliary switch blocks (for AC operation only)
4
3TC48
2nd auxiliary switch block, left
20
3TY6501-1K
1
1 unit
41B
1
1
--
2nd auxiliary switch block, right
20
3TY6501-1L
1
1 unit
41B
1
1
--
8 and 12
3TC52,
3TC56
2nd auxiliary switch block, left
20
3TY6561-1K
1
1 unit
41B
1
1
--
2nd auxiliary switch block, right
20
3TY6561-1L
1
1 unit
41B
1
1
--
Solid-state compatible auxiliary switch blocks
For operation in dusty atmospheres and in solid-state
circuits with rated operational currents
I
e
/AC-14 and DC-13 from 1 ... 300 mA at 3 ... 60 V
5TY7561-1.
2 and 4
3TC44,
3TC48
2nd auxiliary switch block, left or right
(replacement for 3TY6561-1U, 3TY6561-1V)
}
3TY7561-1UA00
1
1 unit
41B
1 CO contact
62
61
54
53
72
71
84
83
62
61
54
53
72
71
84
83
54
52
51
64
62
61
© Siemens AG 2016