
S
U
[
V
Switching current
I [ A ]
safe switch-off, no standing arc
arc max. 1 switching cycle / s
Limit curve for arc-free operation
(at t
u
 = 20
°
C)
260
220
180
140
100
60
20
0
0,2
0,4
0,7
2
4
6 8 10
M
U
N
DC
V
Voltage
range
DC V
Resistance
at 20
°
C
Design version
OA / OW
.16
.16
.12
5
4,0...8,0
36
461
991
980
6
4,8...9,6
50
462
992
981
12
9,6...19,2
210
463
993
982
20
16,0...32,0
580
468
998
987
24
19,2...38,4
820
464
994
983
48
38,4...76,8
3 200
465
995
984
60
48,0...96,0
5 200
466
996
985
110
88,0...176
18 000
467
997
986
Characteristics
Operating voltage limit curve
Contact service life (at t
u
 = 20
°
C)
Reduction factor for inductive loads
Technical data
3.  8 Test voltage
contact-coil (1 min)
contact-contact (1 min)
AC kV eff.
AC kV eff.
kV
≥
 4
≥
 4
≥
 6
Transient volt. contact-coil (1,2 - 50 
μ
s)
Clearance and creepage distances as per IEC/EN 60 730, IEC/EN 60 335
contact-coil
contact-contact:
3. 9 Weight
mm
mm
g
≥
 8
≥
 5,5
15
Standard variants
Ordering example
O     5669.16 /
Design version
Contact arrangement
.16  1 NC / 1 NO
.12  2 changeover contacts
.20
1 NO /1changeover contact
Degree of protection
A  = IP 40 (solder line proof)
W = IP 67 (wash proof)
Contact material
AgNi
M
U
wB
max.
B
B
U
at 8A load
max.
U
min.
Ambient temperature
0
20
40
60
80°C
U
U
B
N
1,6
1,4
1,2
1,0
0,8
M
S
Switching capacity P [ kVA ]
0
0,2
0,4
0,6
0,8 1,0
1,2
1,4
1,6
10
10
10
10
8
7
6
5
6
4
2
2
4
6
2
4
6
AgCdO
AgNi10
Power factor (cos
)
Number of cycles =
Number of cycles (ohmic) x reduction factor F
R
0,2
0,4
0,6
0,8
1
0,2
0,3
0,4
0,5
0,6
0,7
0,8
0,9
1,0
M