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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3SU1801-0NB00-2AC2 |
| Alternative Part Number | 3SU18010NB002AC2 |
| Manufacturer | Siemens |
| Product Type | Enclosure for Command Devices |
| Dimensions | 85 x 112.5 x 85 mm |
| Shape | Round |
| Material | Plastic |
| Colour | Enclosure top part yellow, with protective collar |
| Control Points | 1 control point plastic |
| Emergency Stop Function | Yes, with EMERGENCY STOP mushroom pushbutton red, 40 mm, rotate-to-unlatch |
| Contact Configuration | 1 NC (Normally Closed) contact |
| Terminal Type | Screw terminal |
| Mounting Type | Floor mounting |
| Cable Entry | 1xM20 each on top and bottom |
| Protection Class | IP66, IP67, IP69(IP69K) |
| NEMA Rating | 1, 2, 3, 3R, 4, 4X, 12K, 13 |
| Shock Resistance | According to IEC 60068-2-27 sinusoidal half-wave 15g / 11 ms |
| Vibration Resistance | According to IEC 60068-2-6 10 ... 500 Hz: 5g |
| Operating Voltage | 5 ... 500 V AC/DC |
| Continuous Current | 10 A |
| Ambient Temperature | Operating: -25 ... +70 °C, Storage: -40 ... +80 °C |
| Environmental Conditions | Relative air humidity of 10 ... 95%, no condensation in operation permitted behind front panel |
| Compliance | General Product Approval, Declaration of Conformity |
The Siemens 3SU1801-0NB00-2AC2 is a robust enclosure designed for command devices, offering a practical solution for housing emergency stop and emergency off functions in industrial settings. This enclosure is crafted from high-quality plastic and features a distinctive yellow top part with a protective collar, ensuring visibility and safety in various environments.
With dimensions of 85 x 112.5 x 85 mm, this enclosure is engineered to accommodate a 22 mm round command device. It is equipped with a red emergency stop mushroom pushbutton, which is 40 mm in size and includes a rotate-to-unlatch mechanism for quick and reliable operation. The unit comes with two normally closed (NC) contacts and utilises a screw terminal for secure electrical connections.
Designed to withstand challenging conditions, the enclosure boasts an impressive protection class of IP66, IP67, and IP69 (IP69K), making it resistant to dust, high-pressure water jets, and submersion. It also meets NEMA ratings 1, 2, 3, 3R, 4, 4X, 12K, and 13, ensuring durability and reliability across a range of applications.
The Siemens 3SU1801-0NB00-2AC2 is suitable for both AC and DC operating voltages, ranging from 5 to 500 V, and can handle a continuous current of 10 A for circuit breakers with a short-circuit current less than 400 A. Its vibration and shock resistance make it ideal for use in railway applications, adhering to EN 61373 Category 1, Class B standards.
This enclosure is designed for floor mounting and offers cable routing options both above and below, with 1 x M20 entry points on each side. It is a versatile and reliable choice for integrating essential safety functions into a wide array of industrial control systems.
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Frequently Asked Questions
What are the dimensions of this enclosure for command devices?
The enclosure has a height of 85 mm, a width of 85 mm, and a depth of 112.5 mm, with a round installation opening.
What material is the enclosure made from?
The enclosure is constructed from a durable plastic material suitable for industrial environments.
Is this enclosure suitable for emergency stop applications?
Yes, this enclosure is designed to house an emergency stop mushroom pushbutton, making it suitable for such applications.
What is the colour of the top part of the enclosure?
The top part of the enclosure is yellow, which is typically associated with caution in industrial settings.
Does the enclosure have a protective collar?
Yes, the enclosure includes a protective collar as part of its design.
What is the IP rating of this enclosure?
The enclosure boasts an IP rating of IP66, IP67, and IP69 (IP69K), indicating a high level of protection against dust and water ingress.
Can this enclosure be mounted on the floor?
Yes, the enclosure is designed for floor mounting, providing flexibility in installation.
What type of electrical connection does the enclosure support?
The enclosure supports screw-type terminal connections for modules and accessories, with cable routing above and below.
What is the operating temperature range for this enclosure?
The enclosure can operate within an ambient temperature range of -25 to +70 degrees Celsius.
How many command points does the enclosure accommodate?
This enclosure is designed to accommodate one command point.
