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Siemens Safety Hinge Switch 1 NO/1 NC, Plastic Housing, IP65, 400V AC/DC, 6A, Mechanical Life 1,000,000 3SE5232-0HU21
Specifications
| Country of Origin | Germany |
|---|---|
| Brand | Siemens |
| Length | 92mm |
| Model | 3SE5232-0HU21 |
| IP Rating | IP65 |
| Width | 31mm |
| Housing Material | Plastic |
| Series | 3SE5 |
| Maximum Operating Temperature | 85°C |
| Contact Configuration | 1 NO/1 NC |
| Cable Entry Size | M20 x 1.5 |
| Minimum Operating Temperature | -25°C |
| Terminal type | Screw |
| Contact DC Voltage | 400V dc |
| Mechanical Life | 1000000Operations |
| Contact AC Voltage | 400V ac |
| Contact Current | 6A |
| Number of Cable Entries | 1 |
| Trigger Angle Range | 10 ° |
Key Features
- Operates with 1 normally open and 1 normally closed snap-action contact configuration.
- Suitable for AC and DC voltage up to 400V with 6A contact current rating.
- Robust mechanical design provides 1,000,000 operation life cycles.
- Equipped with M20 x 1.5 cable entry and screw terminal type for simple and secure wiring.
- Wide operating temperature range from -25°C to +85°C for versatile industrial use.
- Compact dimensions of length 92mm and width 31mm fit in tight installation spaces.
- Complies with protection standards EN 50047 and EN 50041, ensuring tamper-proof operation.
- Actuator head is rotatable in 22.5° increments to suit installation specifics.
Product Description
Siemens 3SE5232-0HU21 Safety Hinge Switch 1 NO/1 NC is a high-quality mechanical position switch intended for the monitoring of hinged protective doors and flaps in industrial safety applications. The plastic housing and IP65 rating provide excellent resistance to dust and water ingress, ensuring durability in demanding environments.
This switch features a fixed positive pivot point connecting the switch and door hinge, offering enhanced protection against tampering. It operates with one normally open and one normally closed snap-action contact, allowing simultaneous shutdown and signalling functionality.
Designed to comply with EN 50047 and EN 50041 standards, the switch maintains a small operating angle for precise detection with a trigger angle range of 10°.
Electrical specifications include a maximum AC and DC voltage of 400V and a contact current of 6A, suitable for a wide variety of industrial electrical systems. The operating temperature range from -25°C to 85°C facilitates use in varied climatic conditions.
Installation is simplified with an M20 x 1.5 cable entry and screw terminal connections, reducing wiring time by approximately 20 - 25%. The actuator head can be rotated in increments of 22.5° for flexible positioning according to the mounting requirements.
This robust switch delivers an impressive mechanical life exceeding 1,000,000 operations, assuring long-term reliability and safety compliance up to Category 4 (EN 954-1) and SIL 3 (IEC 62061).
Manufactured in Germany to stringent quality standards, this Siemens 3SE5 series hinge switch is widely suitable for applications in industrial automation systems, electrical safety interlocks, machinery safeguarding, manufacturing plants, and process control environments.
Operates reliably in harsh industrial conditions. Enables safe monitoring of access points and protective guards. Reduces maintenance and downtime risks through durable mechanical design. Simple wiring and flexible installation options.
High safety category compliant to relevant EN standards.
Explore more safety switches, interlock components, and industrial automation products within the Siemens range and category on EnvMart for solutions tailored to your engineering needs.
Explore more products in our Safety Interlock Switches category.
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Frequently Asked Questions
This model features a contact configuration of 1 normally open (NO) and 1 normally closed (NC) snap-action contact.
The switch can handle a maximum voltage of 400V for both AC and DC applications.
It has a contact current rating of 6A.
The mechanical life of this unit exceeds 1,000,000 operations.
This model has an IP65 rating, providing excellent resistance to dust and water ingress.
The operating temperature range is from -25°C to 85°C.
The actuator head can be rotated in increments of 22.5° to accommodate different installation requirements.
It is equipped with an M20 x 1.5 cable entry for easy wiring.
The housing of this switch is made of plastic.
It complies with EN 50047 and EN 50041 standards, ensuring tamper-proof operation.
The dimensions of the switch are 92mm in length and 31mm in width.
This switch is suitable for monitoring hinged protective doors and flaps in industrial safety applications.
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