SIEMENS
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Siemens IC 10 · 2017
Power Contactors for Switching Motors
SIRIUS 3RT12 and 3TF6 vacuum contactors
3
1)
At 24 V DC; for further voltages, deviations of up to
10 % are possible.
SIRIUS vacuum contactors
Vacuum contactors
Type
3RT1264 ... 3RT1266
3RT1275, 3RT1276
3TF68
3TF69
Size
S10
S12
14
Control
Solenoid coil
operating range
AC/DC
0.8 x
U
s min
... 1.1 x
U
s max
Power consumption
of the solenoid coils
(for cold coil and 1.0 x
U
s
)
Conventional operating mechanisms
• AC operation
-
Closing at
U
s min
/
U
s max
VA
530/630
700/830
--
- P.f.
0.9
--
-
Closed at
U
s min
/
U
s max
VA
6.1/7.4
7.6/9.2
--
- P.f.
0.9
--
• DC operation
-
Closing at
U
s min
/
U
s max
W
580/780
770/920
--
-
Closed at
U
s min
/
U
s max
W
6.8/8.2
8.5/10
--
Solid-state operating mechanisms
• AC operation
-
Closing at
U
s min
/
U
s max
VA
420/570
560/750
1 200/1 850
600/950
- P.f.
0.8
1
0.98
-
Closed at
U
s min
/
U
s max
VA
5.5/8.5
5.6/9
13.5/49
12.9/30.6
- P.f.
0.5/0.4
0.15
0.31
• AC operation for 3TF68/3TF69..-.
Q
-
Closing at
U
s min
VA
--
1 000
1 150
- P.f.
--
0.99
-
Closed at
U
s min
VA
--
11
- P.f.
--
1
• DC operation
-
Closing at
U
s min
/
U
s max
W
460/630
600/800
--
-
Closed at
U
s min
/
U
s max
W
2.8/3.4
3/3.6
--
• DC economy circuit
1)
-
Closing at
U
s min
W
--
1 010
960
-
Closed at
U
s min
W
--
28
20.6
PLC control input
acc. to IEC 61131-2
Type 2
--
• Rated voltage
V DC
24
--
• Operating range
V DC
17 ... 30
--
• Power consumption
mA
30
--
Operating times
(Total break time = Opening delay + Arcing time)
(Values apply to cold and warm coil)
Conventional operating mechanisms
• For 0.8 x
U
s min
... 1.1 x
U
s max
-
Closing delay
ms
30 ... 95
45 ... 100
--
-
Opening delay
ms
40 ... 80
60 ... 100
--
• For
U
s min
...
U
s max
-
Closing delay
ms
35 ... 50
50 ... 70
--
-
Opening delay
ms
50 ... 80
70 ... 100
--
Solid-state operating mechanisms,
actuated via A1/A2
(Values in brackets apply to contactors
with reduced operating times)
• AC operation at 0.8 x
U
s min
... 1.1 x
U
s max
-
Closing delay
ms
105 ... 145
120 ... 150
70 ... 120 (22 ... 65)
80 ... 120
-
Opening delay
ms
80 ... 100
70 ... 100
70 ... 80
• AC operation for 3TF68/3TF69..-.
Q
at
U
s min
(including reversing contactor)
-
Closing delay
ms
--
35 ... 90
45 ... 160
-
Opening delay
ms
--
65 ... 90
30 ... 80
• AC operation at
U
s min
...
U
s max
-
Closing delay
ms
110 ... 130
125 ... 150
80 ... 100 (30 ... 45)
85 ... 100
-
Opening delay
ms
80 ... 100
70 ... 100
70
Solid-state operating mechanisms,
actuated via PLC input
• For 0.8 x
U
s min
... 1.1 x
U
s max
-
Closing delay
ms
45 ... 80
60 ... 90
--
-
Opening delay
ms
80 ... 100
--
• DC economy circuit for 0.8 x
U
s min
... 1.1 x
U
s max
-
Closing delay
ms
--
76 ... 110
86 ... 280
-
Opening delay
ms
--
50
19 ... 25
• For
U
s min
...
U
s max
-
Closing delay
ms
50 ... 65
65 ... 80
--
-
Opening delay
ms
80 ... 100
--
• DC economy circuit for
U
s min
...
U
s max
-
Closing delay
ms
--
80 ... 90
90 ... 125
-
Opening delay
ms
--
50
19 ... 25
Arcing time
ms
10 ... 15
10 ... 15
10
Minimum command duration
for closing
Standard
ms
--
120
Reduced make-time
ms
--
90
--
Minimum interval time
between two ON commands
ms
--
100
300
© Siemens AG 2016