SIEMENS
3/134
Siemens IC 10 · 2017
* You can order this quantity or a multiple thereof.
Illustrations are approximate.
Power Contactors for Switching Motors
SIRIUS 3RT12 and 3TF6 vacuum contactors
3
■
Selection and ordering data
SIRIUS 3RT12 vacuum contactors, 3-pole, 110 ... 250 kW
AC/DC operation (50/60 Hz AC and DC)
•
Withdrawable coils with integrated coil switch
(varistor)
•
Auxiliary and control conductors: Screw terminals
•
Main conductors: Busbar connections
1)
When using 3RT12.6-6
A
... vacuum contactors with IE3/IE4 motors from
8.5 times the starting current, use the versions with solid-state operating
mechanism 3RT12.6-6
N
... .
For more information about dimensioning and configuring,
see page 3/6
.
Other voltages
according to page 3/74
on request.
For an overview of the 3RT12 vacuum contactors with mountable
accessories,
see pages 3/13 and 3/14
.
The accessories for the 3RT1 vacuum contactors correspond to
those for the basic units of the 3RT1 contactors,
see from
page 3/75 onwards
.
For spare parts,
see page 3/139
.
3RT126.
3RT127.
Size
Rated data
Auxiliary
contacts,
lateral
Rated control
supply voltage
U
s
SD
Screw terminals
PU
(UNIT,
SET,
M)
PS*
PG
AC-2 and AC-3,
t
u
: Up to 60 °C
AC-1,
t
u
: 40 °C
Opera-
tional
current
I
e
up to
Ratings of
three-phase motors
at 50 Hz and
Opera-
tional
current
I
e
up to
Article No.
Price
per PU
1 000 V
230 V
400 V
500 V
690 V
1 000 V
A
kW
kW
kW
kW
A
NO
NC
V AC/DC
d
Conventional operating mechanisms
S10
225
55
110
160
200
330
2
2
110 ... 127
2
3RT1264-6AF36
1
1 unit
41B
220 ... 240
2
3RT1264-6AP36
1
1 unit
41B
265
75
132
160
250
330
2
2
110 ... 127
2
3RT1265-6AF36
1
1 unit
41B
220 ... 240
2
3RT1265-6AP36
1
1 unit
41B
300
90
160
1)
200
250
330
2
2
110 ... 127
2
3RT1266-6AF36
1
1 unit
41B
220 ... 240
2
3RT1266-6AP36
1
1 unit
41B
S12
400
132
200
250
400
610
2
2
110 ... 127
2
3RT1275-6AF36
1
1 unit
41B
220 ... 240
2
3RT1275-6AP36
1
1 unit
41B
500
160
250
1)
355
500
610
2
2
110 ... 127
2
3RT1276-6AF36
1
1 unit
41B
220 ... 240
2
3RT1276-6AP36
1
1 unit
41B
Solid-state operating mechanisms · with 24 V DC control signal input
e.g. for control by PLC
S10
225
55
110
160
200
330
2
2
96 ... 127
5
3RT1264-6NF36
1
1 unit
41B
200 ... 277
5
3RT1264-6NP36
1
1 unit
41B
265
75
132
160
250
330
2
2
96 ... 127
5
3RT1265-6NF36
1
1 unit
41B
200 ... 277
5
3RT1265-6NP36
1
1 unit
41B
300
90
160
200
250
330
2
2
96 ... 127
5
3RT1266-6NF36
1
1 unit
41B
200 ... 277
5
3RT1266-6NP36
1
1 unit
41B
S12
400
132
200
250
400
610
2
2
96 ... 127
5
3RT1275-6NF36
1
1 unit
41B
200 ... 277
5
3RT1275-6NP36
1
1 unit
41B
500
160
250
355
500
610
2
2
96 ... 127
5
3RT1276-6NF36
1
1 unit
41B
200 ... 277
5
3RT1276-6NP36
1
1 unit
41B
32
31
22
21
44
43
14
13
6/T3
4/T2
2/T1
5/L3
3/L2
1/L1
A2(–)
A1(+)
U
32
31
22
21
44
43
14
13
6/T3
4/T2
2/T1
5/L3
3/L2
1/L1
A1
A2
ON
OFF
PLC
+ -
© Siemens AG 2016