
Rated
voltage
U
N
(V)
6
12
24
48
60
110
125
Resistance
R (
)
12
50
190
770
1,200
3,940
4,700
17,000
19,100
U max
(V)
6.6
13.2
26.4
52.8
66
121
137.5
253
264
U min
(V)
4.8
9.6
19.2
38.4
48
88
100
184
192
55 Series - Miniature General
Purpose relays 5 - 10 - 16 A
AC VERSION DATA
(R values relate to +20°C. Tolerance of R and
I
values: ±10 %.)
DC VERSION DATA
(R values relate to +20°C. Tolerance of R and
I
values: ±10 %.)
Rated
voltage
U
N
(V)
6
12
24
48
60
110
125
230
240
Nominal
absorption
I
a U
N
50 Hz
(mA)
234
117
58.3
29.2
23.3
12.7
11.2
6.3
5.8
U min
(V)
4.8
9.6
19.2
38.4
48
88
100
Resistance
R (
)
40
140
600
2,400
4,000
12,500
17,300
Nominal
absorption
I
a U
N
(mA)
150
86
40
20
15
8.8
7.2
AC
DC
1 W
RATED POW ER
OPERATING RANGE
HOLDING VOLTAGE
MUST DROP-OUT VOLTAGE
NOMINAL MAGNETOMOTIVE FORCE
THERMAL INSULATION CLASS OF W IRE
THERMAL RESISTANCE
1.5 VA
(0.8 ... 1.1) U
N
≤
0.8 U
N
≥
0.2 U
N
150 A
F (+155°C)
50°C/W
(0.8 ... 1.1) U
N
≤
0.5 U
N
≥
0.1 U
N
200 A
F (+155°C)
50°C/W
CONDUCTED DISTURBANCE IMMUNITY
BURST (acc. to EN 61000 - 4 - 4) level 4 (4 kV)
SURGE (acc. to EN 61000 - 4 - 5) level 4 (4 kV)
VERSIONS:
AC - alternating current 50/60 Hz
DC - direct current
DI - DC coil with a diode in parallel
48
S 55/ 2
S 55/ 3
10 20 30 40 50 60
0
10
20
30
40
50
70
60
0.8 U
N
10 20 30 40 50 60
HEATING (min)
0
10
20
30
40
50
70
60
0.8 U
N
1.1 U
N
U
N
U
N
1.1 U
N
R 55
S 55/ 1
1
0.9
0.8
0.7
0.6
0.5
-40 -20 0 20 40 60 80 100 120
Umin
U
N
10 20 30 40 50 60
HEATING (min)
0
10
20
30
40
50
70
60
1.1 U
N
U
N
0.8 U
N
Temperature rise "
t " vs applied voltage. AC - 50 Hz coils.
Temperature rise "
t " vs applied voltage. AC - 60 Hz coils.
DC coil min pick-up voltage vs ambient temperature.
Umin = pick-up voltage U
N
= rated voltage
Temperature rise "
t " vs applied voltage. DC coils.
AMBIENT TEMPERATURE (C°)
T
t
HEATING (min)
T
t
T
t
COILSPECIFICATIONS
Operating range
Operating range
U max
(V)
6.6
13.2
26.4
52.8
66
121
137