Plastic-bodied
Rope Pull switch
S/Si
q
Y
Protection class IP 65
Metal-bodied
Rope Pull switch
S/Si
Protection class IP 65
Designation
Si-U1Z
Sil-UV1Z
SEK-U1Z
SiEK-UV1Z
Part number
601.3812.075
601.3832.076
601.1811.133
601.1831.134
Circuit diagram
p Forced disconnect to
IEC 947-5-1 chapter 3
13
25
p Zb
l/–
–
14
26
13
25
p Zb
l/–
–
14
26
13
21
14
22
13
21
14
22
Za: not galvanically separated contacts
Zb: galvanically separated contacts
Slow make & break/snap-action
Internal seal (iw)/external seal (w)
p Zb
l/–
–
p Zb
l/–
–
Contact travel
mm (inch)
Pulling force N
Tol. 15%
On Off
Voltage
Permanent current
max.
max.
500 V AC
10 A
500 V AC
10 A
500 V AC
10 A
500 V AC
10 A
In-rush current complies with standards
l
l
l
l
Switching frequency
max.
50/min.
1 x 106
50/min.
1 x 106
50/min.
1 x 106
50/min.
1 x 106
Mechanical life – number of switching actions
Operating temperature
min./max.
–30 °C/+80 °C
–22 °F/+176 °F
–30 °C/+80 °C
–22 °F/+176 °F
–30 °C/+80 °C
–22 °F/+176 °F
–30 °C/+80 °C
–22 °F/+176 °F
Approvals
UL, CSA
UL, CSA
BG, UL, CSA
BG, UL, CSA
Cable entry
1 x M 20 x 1.5
0.09 kg/0.20 Ib
l/–
1 x M 20 x 1.5
0.09 kg/0.20 Ib
l/–
1 x M 20 x 1.5
0.17 kg/0.37 Ib
l/–
1 x M 20 x 1.5
0.17 kg/0.37 Ib
l/–
Weight
Delivery: ex-stock/built to order
All dimensions in mm (inch)
98