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Siemens 3SU1 Series, Latching, Emergency Stop Push Button Head 40 mm Diameter

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RS Stock No.:
159-568
Mfr. Part No.:
3SU1151-1HB20-3CF0
Brand:
Siemens
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Brand

Siemens

Series

3SU1

Product Type

Emergency Stop Push Button Head

Cutout Diameter

22.3mm

Push Button Colour

Red

Push Button Actuation

Latching

Push Button Style

Round

Push Button Material

Plastic

IP Rating

IP67, IP69, IP20, IP66

Illuminated

Yes

Push Button Diameter

40mm

Hazardous Area Certification

CE, cULus, UKCA

Better World Claim

Extended Product Life, Low Carbon Manufacture

Better World Product

Yes

COO (Country of Origin):
DE

Siemens 3SU1 Series Emergency Stop Push Button Head, 22.3mm Cutout Diameter, Round Push Button Style - 3SU1151-1HB20-3CF0


This emergency stop push button head is designed for automation applications. The round design allows for easy identification and operation. It features a latching mechanism for reliable emergency stopping in critical situations. With an outer diameter of 40mm and a cutout diameter of 22.3mm, it fits standard panel cutouts effectively. This component is combining functionality and durability for various industrial environments.

Features & Benefits


• Positive latching mechanism ensures secure operation

• Illuminated design enhances visibility in low-light conditions

• Constructed from robust plastic for lasting performance

• Easy installation with front plate mounting options

• Designed to comply with EN ISO 13850 for safety standards

Applications


• Used for emergency shutdowns in machinery and automation systems

• Suitable for control panels in manufacturing plants

• Effective in industrial settings requiring immediate stopping action

• Ideal for environments where safety is a priority

How does the positive latching feature contribute to efficacy in emergency situations?


The positive latching mechanism provides a secure hold, ensuring that the button remains in the activated position until intentionally released. This reliability is critical in emergencies, allowing operators to stop systems quickly and effectively.

What is the significance of the IP66 rating for this device?


The IP66 rating indicates exceptional resistance to dust and water ingress, making this device suitable for use in outdoor or rugged environments where exposure to the elements is a concern.

What range of temperatures can this device operate within?


The operational temperature range is between -25 to +70°C, ensuring functionality in varied environmental conditions, from cold storage to high heat settings.

How many command points does this unit support?


This unit is designed for a single command point, making it straightforward and efficient for dedicated emergency stopping applications.

What type of electrical connection is compatible with this push button?


It uses spring-type terminals, allowing for flexible connections compatible with various conductor sizes, enhancing ease of installation.

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