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Idiomas disponibles
Operating Instructions
Safety Switch STA-TW... (Twin)
Notes about
The following information applies to devices
with cable entry:
For use and application as per the requirements
of
a copper wire for the temperature range
60/75 °C must be used.
EU declaration of conformity
The declaration of conformity is part of the operating
instructions.
The complete EU declaration of conformity can also
be found at www.euchner.com. Enter the order num-
ber of your device in the search box. The document
is available under Downloads.
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
Die-cast alloy
Degree of protection
IP67
Mechanical life
1x10
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
Cable entry M20x1.5
Conductor cross-section rigid/
0.34 ... 1.5 mm
flexible
Operating voltage for
L024 24 V
optional LED indicator
Rated insulation voltage
STA-TW...
U
= 250 V
i
Rated impulse withstand voltage
STA-TW...
U
= 2.5 kV
imp
Conditional short-circuit
100 A
current
Switching voltage, min.,
12 V
at 10 mA
Utilization category
AC-15 4 A 230 V /
acc. to IEC 60947-5-1
DC-13 4 A 24 V
Switching current, min., at
1 mA
24 V
Short circuit protection
(control circuit fuse) acc. to
4 A gG
IEC 60269-1
Convent. thermal current I
4 A
th
Solenoid operating voltage/solenoid power consumption
STA-TW...024
AC/DC 24 V (+10%/-15%) 8 W
Duty cycle
100%
Connection rating
8 W
Locking force
F
max
ACTUATOR S-G-...,
HINGED ACTUATOR S-...
2,500 N
ACTUATOR S-WQ-...
2,000 N
ACTUATOR S-W-...
1,500 N
ACTUATOR S-WT-...,
ACTUATOR S-WQT-...
1,000 N
Reliability values acc. to EN ISO 13849-1
B
10D
4.5 x 10
6
at DC-13 100 mA/24 V
1) Refer to the EU declaration of conformity for the issue date
Type
STA-TW-3-2131..
STA-TW-3-4121..
Fig. 3: Switching elements and switching functions
Hinged actuator
2
20
35,50
Fig. 4: Minimum door radii
F
Zh
2,000 N
1,500 N
1,100 N
700 N
1)
Guard closed
and
locked
E1
E1
E2
E2
Hinged actuator
S-OU-SN
20
20
35,50
35,50
7
Guard closed
and
not locked
E1
E2
S-LR-SN
Actuator
Actuator S-G...
Actuator S-W...
Hinged actuator S-OU...
20
Hinged actuator S-LR...
35,50
Guard
open
Door radius,
min. [mm]
300
300
200
200
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