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Siemens SIRIUS ACT 3SU18 Series Twist Release Emergency Stop Push Button Panel Mount 22mm Cutout 1 NO/2 NC IP67
Specifications
| Country of Origin | Germany |
|---|---|
| Brand | Siemens |
| Colour | Yellow |
| Length | 85mm |
| Model | IP67 |
| Depth | 89.4mm |
| IP Rating | IP67, IP66, IP69 |
| Width | 85mm |
| Mount Type | Panel Mount |
| Housing Material | Metal |
| Series | SIRIUS ACT 3SU18 |
| Contact Configuration | 1 NO/2 NC |
| Switch Configuration | Emergency Stop |
| Head Style | Mushroom |
| Head Diameter | 40mm |
| Terminal type | Screw |
| Contact DC Voltage | 500V dc |
| Contact AC Voltage | 500V ac |
| Better World Claim | Extended Product Life, Low Carbon Manufacture |
| Contact Current | 10A |
| Cutout Diameter | 22mm |
| Number of Auxiliary Contacts | 3 |
| Push Button Actuation | Twist Release |
| Push Button Material | Plastic |
| Siemens Emergency Stop Push Button, Surface Mount, 2NC, IP67Brand | Siemens |
Key Features
- The push button uses a twist release mechanism for secure and reliable stop actuation.
- Constructed with a robust metal housing and plastic mushroom-shaped actuator for durability.
- Rated IP67 ingress protection suitable for harsh and vibration intensive environments.
- Features screw terminals enabling easy and firm electrical connections.
- Complies with ISO 13850, IEC 60068, and IEC 81346-2 standards for safety and performance.
- Bright yellow actuator enhances visibility for quick emergency operation.
- Supports contact voltage of 500V AC/DC and contact current rating of 10A.
- This product is designed for panel mounting on 22mm diameter cutouts.
Product Description
Siemens 3SU1851-0ND00-2AC2 SIRIUS ACT 3SU18 Series Twist Release Emergency Stop Push Button is a high-reliability panel mount device designed for industrial and automation safety applications. It features a 40mm diameter mushroom actuator with a twist-to-release mechanism providing a positive latching function that ensures the machinery halts and remains stopped until manually reset. The emergency stop function helps protect operators and equipment by enabling immediate interruption of hazardous processes.
Constructed with a robust metal housing and plastic push button material, this emergency stop switch is highly durable and resistant to shock and vibration, meeting IP66, IP67, and IP69 ingress protection ratings. The bright yellow color facilitates rapid location in emergency situations. The product includes screw terminal connections for secure and straightforward wiring.
This unit meets rigorous international standards including ISO 13850 and IEC certifications, making it suitable for a broad range of industrial and commercial environments where safety is paramount. It supports a contact configuration of 1 normally open (NO) and 2 normally closed (NC) contacts rated for 500V AC/DC and 10A contact current, suitable for controlling or interrupting industrial control circuits.
The Emergency Stop Push Button is designed for easy panel mounting using a 22mm cutout, ensuring seamless integration into control panels. Its compact dimensions (85 mm length, 85 mm width, 89.4 mm depth) allow efficient use of panel space without compromising on operability.
Manufactured under stringent quality controls in Germany, this Siemens product supports sustainable manufacturing practices with extended product life and reduced carbon footprint.
The twist release actuator prevents accidental resetting, enhancing operational safety. High ingress protection allows use in wet, dusty, or harsh industrial environments. Compliant with multiple industrial standards for reliability and safety assurance.
Brightly colored actuator improves quick recognition in emergency scenarios. Robust construction ensures excellent shock and vibration resistance. Secure screw terminals facilitate reliable electrical connections. Compact size enables panel space optimization.
Ideal for use in industrial automation, manufacturing plants, electrical control panels, and safety systems. Explore Siemens products and similar emergency stop solutions in the Electronics & Electricals category at EnvMart for reliable industrial safety components.
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Frequently Asked Questions
It features a contact configuration of 1 normally open (NO) and 2 normally closed (NC) contacts.
This unit has an ingress protection rating of IP67, making it suitable for harsh environments.
The dimensions are 85 mm in length, 85 mm in width, and 89.4 mm in depth.
It supports a contact voltage of 500V AC/DC and a contact current rating of 10A.
This model is designed for panel mounting with a cutout diameter of 22 mm.
It is constructed with a robust metal housing and a plastic mushroom-shaped actuator.
It complies with ISO 13850, IEC 60068, and IEC 81346-2 standards for safety and performance.
The actuator is a mushroom style with a diameter of 40 mm.
It features screw terminals for secure and straightforward wiring connections.
This emergency stop push button is manufactured in Germany.
The twist release mechanism provides a positive latching function, ensuring the machinery halts and remains stopped until manually reset.
It is designed for use in industrial automation, manufacturing plants, electrical control panels, and safety systems.
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