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| Country of Origin | Germany |
|---|---|
| Brand | Siemens |
| Length | 110mm |
| Model | 3SE5112-1QV10 |
| Depth | 37.3mm |
| IP Rating | IP67, IP66 |
| Width | 40.5mm |
| Housing Material | Metal |
| Series | 3SE5 |
| Maximum Operating Temperature | 70°C |
| Minimum Operating Temperature | -25°C |
| Lock Type | Key |
| Standards/Approvals | EAC, UL, CCC, CE, CSA |
| Contact DC Voltage | 400V dc |
| Lock Style | Keyed |
| Safety Contacts | 2 NC/1 NO |
| Number of Auxiliary Contacts | 3 |
| Number of Head Directions | 5 |
| Conduit Entry | M20 x 1.5 |
| Siemens 3SE5 Safety Interlock Switch, Keyed, Metal, KeyedBrand | Siemens |
Siemens 3SE5112-1QV10 Safety Interlock Switch is a high-quality industrial switch designed to ensure safety by preventing the deactivation of protective door mechanisms. Housed in robust metal, this keyed interlock switch includes an actuator and features 2 normally closed plus 1 normally open safety contacts, delivering reliable circuit interruption when safety is compromised.
The switch operates efficiently within a temperature range from -25°C to 70°C and offers protection rated at IP67 and IP66 against dust and water ingress, suitable for harsh industrial environments. Its design includes 5 directions of head operation to allow versatile installation orientations.
Compliance with major international standards such as EAC, UL, CCC, CE, and CSA certifies this product's quality and safety. The switch supports conduit entry via M20 x 1.5 threading and fast wiring with screw terminals reduces installation time by 20-25%. It is engineered to meet protection category 4 (EN 954-1) and SIL 3 (IEC 62061), suitable for critical safety applications.
This interlock switch series from Siemens (3SE5) is ideal for use in industrial automation, manufacturing, and electrical installations requiring strict safety interlocks on doors and guards. The separate actuator mounts directly on protective doors, mechanically locking and unlocking as doors close or open, enhancing tamper resistance and safe circuit disconnection.
Equipped with 2 normally closed and 1 normally open safety contacts. Metal housing for durability and environmental resistance. Operates within -25°C to 70°C temperature range with IP67 and IP66 protection levels. 5 head directions for versatile mounting.
Screw terminal connections reduce wiring time by approximately 20-25%. Conduit entry size M20 x 1.5 for standard wiring compatibility. Certified to EAC, UL, CCC, CE, and CSA safety standards. Protection category up to Cat 4 and SIL 3 compliant.
Manufactured in Germany ensuring premium quality.
This Siemens Safety Interlock Switch offers dependable operation for electrical and automation industrial applications, delivering trusted performance while safeguarding equipment and personnel. For more Siemens industrial components and safety devices, explore the comprehensive EnvMart catalogue.
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