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Siemens 3SU1150-1HB20-1CH0 Emergency Stop Mushroom Actuator

Siemens 3SU1150-1HB20-1CH0 22mm red E-stop mushroom actuator, rotate-to-unlatch, 1NC.

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ManufacturerSiemens

Part number3SU1150-1HB20-1CH0

Actuator Type EMERGENCY STOP Mushroom Actuator

Shape Round

Diameter 22 mm

Material Metal

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22mm standard mounting 40mm large red mushroom head Positive latching Rotate-to-unlatch reset Complies with EN ISO 13850 Includes yellow backing plate with 'NOT-HALT' inscription

Product description

The Siemens 3SU1150-1HB20-1CH0 is a 22mm round, metal EMERGENCY STOP mushroom-type actuator with a shiny red 40mm head. It offers positive latching as per EN ISO 13850, with a rotate-to-unlatch reset mechanism. This actuator is fitted with a yellow backing plate bearing the inscription 'NOT-HALT' and includes one Normally Closed (NC) contact, utilizing screw terminals for connection.

This emergency stop actuator is designed for quick and reliable machine shutdown in industrial settings, especially where the 'NOT-HALT' labeling is specified. The rotate-to-unlatch function allows for a fast reset, ensuring minimal disruption after a safety stop.

Stanlo Automation, a veteran-owned surplus parts distributor, provides the Siemens 3SU1150-1HB20-1CH0. We offer quality surplus industrial automation components to help you maintain system integrity and operational efficiency at a reduced cost.

Technical specifications

Actuator Type	EMERGENCY STOP Mushroom Actuator
Shape	Round
Diameter	22 mm
Material	Metal
Finish	Shiny
Color	Red
Head Diameter	40 mm
Contact Type	Latching
Release Mechanism	Rotate-to-unlatch
Standard	EN ISO 13850
Number of Contacts	1 NC
Terminal Type	Screw Terminal
Inscription	NOT-HALT
Series	SIRIUS 3SU1

Common applications

Machine emergency stop

Industrial safety shutdowns

Manufacturing automation

Hazardous machinery

Control stations

European applications

Compatible systems

Compatible with Siemens SIRIUS 3SU1 series mounting bases and safety relays. Designed for systems requiring EN ISO 13850 compliance and suitable for applications with 'NOT-HALT' labeling.

Also known as

Siemens NOT-HALT E-Stop Rotate 3SU1150 Mushroom E-stop NOT-HALT 40mm red E-stop rotate reset Metal safety actuator

Replaces / compatible with

This part is a direct replacement for other Siemens 3SU1 series emergency stop actuators with similar specifications, particularly those requiring the 'NOT-HALT' inscription and rotate-to-unlatch reset. It meets EN ISO 13850 safety standards.

Technical note

Expert tip

The screw terminals provide a secure and robust connection, suitable for most industrial environments, ensuring reliable contact for critical safety functions.

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Frequently asked questions

What is the meaning of 'NOT-HALT' on the Siemens 3SU1150-1HB20-1CH0 actuator?

'NOT-HALT' is a German phrase equivalent to 'Emergency Stop,' commonly used in European industrial settings. This Siemens actuator features a 40mm red mushroom head, positive latching, rotate-to-unlatch reset, and 1 NC contact, all compliant with EN ISO 13850.