Safety switch STA with door monitoring contact
- Auxiliary release on the front
- With door monitoring contact
- Two LED displays, red and green
- With LED function display
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Description
Solenoid operating voltage
- AC/DC 24 V +10%, -15%
LED function display
A function display (2 LEDs, red and green) is available for the following voltage ranges:
- AC/DC 24 V +10%, -15%
Guard locking type
STA3 | Closed-circuit current principle, guard locking by spring force. Release by applying voltage to the guard locking solenoid. |
Switching element
4141 | Slow-action switching contact 2 NC |
Auxiliary release
This is used for releasing the guard locking with the aid of a tool. To protect against tampering, the auxiliary release is sealed with sealing lacquer.
Functional drawings
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Dimensional drawings
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1 | Auxiliary release |
2 | Locking screw |
3 | LED indicator |
Connection examples
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![]() | Door monitoring |
![]() | Solenoid monitoring |
Technical data
Approvals
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Electrical connection values
Power consumption | 8 W |
Connection cross section | 0.34 ... 1.5 mm² |
Display module | 24 V -15% ... +10% |
Rated insulation voltage Ui | 250 V |
Rated impulse withstand voltage Uimp | 2.5 kV |
Utilization category | |
AC-15 | 4 A 230 V |
DC-13 | 4 A 24 V |
Short circuit protection according to IEC 60269-1 | 4A gG |
Solenoid operating voltage | |
AC/DC | 24 V -15% ... +10% |
Solenoid duty cycle | 100 % |
Switching voltage | |
min. at 10 mA | 12 V |
Switching current | |
min. at 24 V | 1 mA |
thermal rated current Ith | 4 A |
Mechanical values and environment
Approach speed | max. 20 m/min |
Approach direction | A |
Connection type | |
3 x | M20 x 1.5 |
Number of door position positively driven contacts | 2 |
Number of guard lock monitoring positively driven contacts | 2 |
Extraction force | 30 N |
Actuation frequency | max. 1200 1/h |
Actuating force | 35 N |
Installation orientation | any |
Insertion depth | 24.5 mm |
Mechanical life | 1 x 10⁶ |
Retention force | 20 N |
Switching principle | Slow-action switching contact |
Degree of protection | IP65 |
Ambient temperature | -20 ... +80 °C |
Material | |
Housing | Alloy - die-cast |
Contact | Silver alloy, gold flashed |
Locking force Fmax | 3000 N |
Locking force FZh | 2300 N |
Guard locking principle | Closed-circuit current principle |
Characteristic values according to EN ISO 13849-1 and EN IEC 62061
B10D | Mission time | |
---|---|---|
Monitoring of the guard position | 1.15x107 | 20 y |
Important! Values valid at DC-13 100 mA/24V | ||
Monitoring of guard locking | 1.15x107 | 20 y |
Important! Values valid at DC-13 100 mA/24V |
PL | Maximum SIL | Category | Mission time | |
---|---|---|---|---|
Control of guard locking | Depending on external control of guard locking | 20 y |
In combination with actuator ACTUATOR-S-GT-SN
Overtravel | 5 mm |
Accessories
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AE-B-A1-02,0-096230
- Can be used as escape release or emergency release
- no automatic return
- Sheath length 2 m (rope length 6 m)
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AE-B-A1-02,0-F-097747
- Can be used as escape release or emergency release
- automatic return
- Sheath length 2 m (rope length 6 m)
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AE-B-A1-03,0-098313
- Can be used as escape release or emergency release
- no automatic return
- Sheath length 3 m (rope length 6 m)
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AE-B-A1-04,0-098314
- Can be used as escape release or emergency release
- no automatic return
- Sheath length 4 m (rope length 6 m)
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AE-B-A1-03,0-F-111233
- Can be used as escape release or emergency release
- automatic return
- Sheath length 3 m (rope length 6 m)
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AE-B-A1-06,0-125582
- Can be used as escape release or emergency release
- no automatic return
- Rope length 6 m (without sheath)
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AE-B-A1-06,0-F-124770
- Can be used as escape release or emergency release
- automatic return
- Rope length 6 m (without sheath)
Downloads
Complete package
Download all important documents with a single click.
Content:
- The operating instructions and any additions to the operating instructions or brief instructions
- Any data sheets to supplement the operating instructions
- The declaration of conformity
Single Documents
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Déclaration UE de conformité
Declaración de conformidad UE
EU-Konformitätserklärung
Dichiarazione UE di conformità
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Déclaration UE de conformité
Declaración de conformidad UE
EU-Konformitätserklärung
Dichiarazione UE di conformità
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Mode d’emploi Interrupteur de sécurité STA…
Manual de instrucciones Interruptor de seguridad STA…
Betriebsanleitung Sicherheitsschalter STA…
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Other Documents
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CAD data
Ordering data
Ordernumber | 100898 |
Item designation | STA3A-4141A024L024M |
Gross weight | 0,73kg |
Customs tariff number | 85365019000 |
ECLASS | 27-27-26-03 Safety switch with guard control |