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Operating Instructions
Safety Switch STP-TW... (Twin)
EU declaration of conformity
The declaration of conformity is part of the oper-
ating instructions, and it is included as a separate
sheet with the unit.
The original EU declaration of conformity can also
be found at: www.euchner.com
Service
If servicing is required, please contact:
EUCHNER GmbH + Co. KG
Kohlhammerstraße 16
70771 Leinfelden-Echterdingen
Germany
Service telephone:
+49 711 7597-500
E-mail:
support@euchner.de
Internet:
www.euchner.com
Technical data
Parameter
Value
Housing material
Reinforced thermoplastic
Degree of protection
acc. to IEC 60529
Cable entry
IP67
Plug connector SR11
IP65
Mechanical life
1 x 10
operating cycles
6
Ambient temperature
-20 ... +55 °C
Degree of contamination
3 (industrial)
(external, acc. to EN 60947-1)
Installation orientation
Any
Approach speed, max.
20 m/min
Extraction force (not locked)
30 N
Retention force
20 N
Actuating force, max.
35 N
Actuation frequency
1,200/h
Switching principle
Slow-action switching contact
Contact material
Silver alloy, gold flashed
Connection
STP...
Cable entry M20 x 1.5
STP...SR11
Plug connector SR11, 11-pin+PE
(PE not connected)
Conductor cross-section
0.34 ... 1.5 mm²
(flexible/rigid)
Operating voltage for optional
L024 24 V
LED indicator
Rated insulation voltage
STP...
U
= 250 V
i
STP...SR11
U
= 50 V
i
Rated impulse withstand voltage
STP...
U
= 2.5 kV
imp
STP...SR11
U
= 1.5 kV
imp
Conditional short-circuit
100 A
current
Switching voltage, min.,
12 V
at 10 mA
Utilization category acc. to EN 60947-5-1
STP...
AC-15 4 A 230 V /
DC-13 4 A 24 V
STP...SR11
AC-15 4 A 50 V /
DC-13 4 A 24 V
Short circuit protection
(control circuit fuse)
4 A gG
acc. to IEC 60269-1
Convent. thermal current I
4 A
th
Solenoid operating voltage/solenoid power consumption
STP...024
AC/DC 24 V (+10%/-15%) 8 W
STP...048
AC/DC 48 V (+10%/-15%) 8 W
STP...110
AC
110 V (+10%/-15%) 10 W
STP...230
AC
230 V (+10%/-15%) 11 W
Duty cycle
100%
Locking force F
max
Straight actuator with bush
F
= 2,500 N
S
Bent actuator with bush
F
= 1,500 N
S
F
Locking force F
max
Zh
(F
=
) = 2,000 N
Zh
acc. to EN ISO 14119
1.3
Reliability values acc. to EN ISO 13849-1
B
4.5 x 10
10D
6
at DC-13 100 mA / 24 V
8
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