A250 pages
A25
Electrical Data
According to IEC 60947-3, EN 60947-3, VDE 0660 part 107
Rated Thermal Current Iu /Ith /Ithe
A
25
V
690
kV
6
Rated Insulation Voltage Ui 1
Rated Impulse Withstand Voltage Uimp
Rated Operational Current Ie
AC-21A
Switching of resistive loads, including
moderate overloads
A
25
AC-22A
Switching of combined resistive or low inductive
loads including moderate overloads
220 V – 500 V
660 V – 690 V
A
25
25
AC-15
Switching of control devices,
contactors, valves etc.
220 V – 240 V
380 V – 440 V
A
8
5
Rated Utilization Category
AC-2
Slip ring motor starting, reversing and plugging,
star-delta starting
3 phase,
3 pole
220 V – 240 V
380 V – 440 V
500 V
660 V – 690 V
kW
5,5
11
15
13
AC-3
Direct-on-line starting,
star-delta starting
3 phase,
3 pole
220 V – 240 V
380 V – 440 V
500 V
660 V – 690 V
kW
4
7,5
7,5
7,5
1 phase,
2 pole
110 V – 120 V
220 V – 240 V
380 V – 440 V
kW
1,5
3
3,7
3 phase,
3 pole
220 V – 240 V
380 V – 440 V
500 V
660 V – 690 V
kW
1
2,2
2,5
2,5
1 phase,
2 pole
110 V – 120 V
220 V – 240 V
380 V – 440 V
kW
0,2
0,5
0,8
3 phase,
3 pole
220 V – 240 V
380 V – 440 V
500 V
660 V – 690 V
kW
5,5
11
11
11
1 phase,
2 pole
110 V – 120 V
220 V – 240 V
380 V – 440 V
kW
1,5
3
5,5
A
A
63
950
AC-4
AC-23A
Direct-on-line starting, reversing,
plugging and inching
Frequent switching of motors or
other high inductive loads
Short Circuit Protection
Max. fuse size
gG-characteristic
(1 s-current)
Rated short-time withstand current
Max. Permissible Wire Gage - copper wires only
Single-core or stranded wire
Flexible wire
Flexible wire with sleeving in accordance with DIN 46228
1
mm²
mm²
mm²
16
10
10
Valid for lines with grounded common neutral termination, overvoltage category III, Other values on request.
Miscellaneous
Minimum Voltage:
20 V
Power loss per contact at Iu :
0,7 W
Resistance to vibration:
on request
Resistance to shock:
on request
Ambient Temperature of Stages :
open at 100 % lu /lth
enclosed at 100 % lthe
Storage temperature:
-40 °C to 85 °C (in case of temperature below -5 °C no shock load permissible)
Approvals and Standards
55 °C during 24 hours with peaks up to 60 °C
35 °C during 24 hours with peaks up to 40 °C
IEC 60947
EN 60947
Vers. 02.13
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