The Siemens 3SK1111-2AB30 circuit protection device operates with 24 V DC or 24 V AC and supports a nominal current of 5 A. Designed for reliable safety control, it is ideal for protecting electrical circuits in industrial automation environments. This product is popular for its solid performance in safeguarding sensitive equipment from overcurrent situations.
| Type |
Circuit protection |
| Control voltage 1 |
N/A |
| Control voltage 2 |
N/A |
| Depth |
121.6mm |
| Dim |
(W x H x D) 22.5 x 100 x 121.6 mm |
| Evaluation inputs |
One- and two-channel |
| Height |
100mm |
| IP Rating |
IP20 |
| Maximum Temperature |
60°C |
| Min. temperature |
-25°C |
| Misc Attribute 1 |
Spring-loaded connection |
| Misc Attribute 2 |
3SK1111-2AB30 |
| Model |
Other |
| Nominal Current |
5A |
| Nominal current - rounded value |
5A |
| Number of outputs, safety related, delayed, semiconductors |
N/A |
| Number of outputs, safety related, delayed, with contact |
0 |
| Number of outputs, safety related, undelayed, semiconductors |
N/A |
| Number of outputs, safety related, undelayed, with contact |
0 |
| Number of outputs, signalling function, delayed, semiconductors |
N/A |
| Number of outputs, signalling function, delayed, with contact |
0 |
| Number of outputs, signalling function, undelayed, semiconductors |
N/A |
| Number of outputs, signalling function, undelayed, with contact |
0 |
| Operating Voltage |
24V DC/AC |
| Operating voltage AC 50 Hz |
N/A |
| Operating voltage AC 60 Hz |
N/A |
| Operating voltage DC |
N/A |
| Performance level according to EN ISO 13849-1 |
Level e |
| Power Consumption |
N/A |
| Rated switch current |
N/A |
| Release-delay |
N/A |
| SIL according to IEC 61508 |
3 |
| Stop category according to IEC 60204 |
0 |
| Suitable for monitoring of emergency-stop circuits |
TRUE |
| Suitable for monitoring of magnetic switches |
TRUE |
| Suitable for monitoring of optoelectronic protection equipment |
TRUE |
| Suitable for monitoring of position switches |
TRUE |
| Suitable for monitoring of proximity switches |
N/A |
| Suitable for monitoring of tactile sensors |
N/A |
| Suitable for monitoring of valves |
N/A |
| Suitable for rail mounting |
FALSE |
| Supply voltage AC 50 Hz |
N/A |
| Supply voltage AC 60 Hz |
N/A |
| Supply voltage DC |
N/A |
| Type of control voltage 1 |
N/A |
| Type of control voltage 2 |
N/A |
| Type of electric connection |
Spring clamp connection |
| Type of safety according to IEC 61496-1 |
N/A |
| Voltage type (operating voltage) |
N/A |
| Voltage type (supply voltage) |
N/A |
| Voltage type for actuating |
AC/DC |
| Width |
22.5mm |
| With approval according to UL |
TRUE |
| With approval for BG BIA |
N/A |
| With approval for TÜV |
true |
| With detachable clamps |
FALSE |
| With feedback circuit |
TRUE |
| With muting function |
FALSE |
| With start input |
TRUE |
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