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BETA Switching
Switching Devices
5
TT5 8 Insta contactors, AC technology
8/21
Siemens ET B1 · 10/2008
8
*
You can order this quantity or a multiple thereof.
■
Technical specifications
1)
For NO contacts only.
Insta contactors
Auxiliary
switches
5
TT5 80.
5
TT5 82.,
5
TT5 83.
5
TT5 84.
5
TT5 85.
5
TT5 910
Standards
IEC 60947-4-1, IEC 60947-5-1, IEC 61095; EN 60947-4-1, EN 60947-5-1,
EN 61095, VDE 0660
Approved acc. to
VDE 0637
Number of poles
2
4
4
4
2
Rated frequency at AC
Hz
50/60
Rated control voltage U
c
V AC
24, 230
24, 115, 230 24, 230
24, 230
--
Operating range
× U
c
0.85 ... 1.1
--
Rated operational voltage U
e
V AC
230
400
230/400
Rated operational current
I
e
A
20
25
40
63
6/4 (230/400
V)
Rated power dissipation P
v
•
Pick-up power (without manual switch
or manual switch in "I" position)
VA/W
6/3.8
10/5
15.4/6
--
•
Pick-up power (with manual switch in "AUTO" position) VA/W
12/10
33/25
62/50
--
•
Holding power
VA/W
2.8/1.2
5.5/1.6
7.7/3
--
•
Per contact
VA
1.7
2.2
4
8
--
Switching times
•
Closing (NO contacts)
ms
15 ... 25
10 ... 20
15 ... 20
--
•
Opening (NO contacts)
ms
20
20
10
--
•
Closing (NC contacts)
ms
20 ... 30
20 ... 30
5 ... 10
--
•
Opening (NC contacts)
ms
10
10
10 ... 15
--
Rated impulse withstand voltage U
imp
kV
4
Rated insulation voltage U
i
V
440
500
Contact gap, minimum
mm
3.6
3.4
4
Electrical service life
At
I
e
and load
•
AC-1/AC-7a
For switching
cycles
200000
100000
--
•
AC-3/AC-7b
300000
500000
150000
--
Mechanical service life
For switching
cycles
3
million
Maximum switching frequency
At load
In switching
cycles/h
600
Switching of resistive loads AC-1/AC-7a
For rated operational power P
s
•
Single-phase 230 V
kW
4
5.4
8.7
13.3
--
•
Three-phase 400 V
kW
--
16
26
40
--
Switching of three-phase asynchronous motors AC-3/AC-7b
For rated operational power P
s
•
Single-phase 230 V
kW
1.3
1)
1.3
3.7
5
--
•
Three-phase 400 V
kW
--
4
11
15
--
Minimum switching capacity
V; mA
17; 50
12; 5
Overload withstand capability
Per conducting path
(
NO contacts only)
At 10 s
A
72
68
176
240
--
Short-circuit protection, acc. to coordination type 1
Back-up fuse characteristic gL/gG
A
20
25
63
80
6
Terminals
± screw (Pozidriv)
•
Coil connection
1
1.2
--
•
Main connection
1
3.5
1
Tightening torques
•
Coil connection
Nm
0.6
--
•
Main connection
Nm
1.2
2
0.8
Conductor cross-sections
•
Coil connection
Rigid
mm
2
1.0 ... 2.5
--
Flexible,
with end sleeve
mm
2
1.0 ... 2.5
--
•
Main connection
Rigid
mm
2
1.0 ... 10
1 ... 25
1 ... 2.5
Flexible,
with end sleeve
mm
2
1.0 ... 6
1 ... 16
1 ... 2.5
Permissible ambient temperature
•
For operation
°C
-5 ...
+55
•
For storage
°C
-30 ...
+80
Degree of protection
Acc. to EN 60529
IP20, with connected conductors
© Siemens AG 2008