Siemens Signum, Red, Twist to Reset 22mm Mushroom Head Emergency Button

  • RS Stock No. 743-0004
  • Mfr. Part No. 3SB3500-1AA20
  • Manufacturer Siemens
Technical data sheets
Legislation and Compliance
Non Compliant
COO (Country of Origin): DE
Product Details

Emergency Stop Pushbuttons

This unique portfolio of Siemens 3SB3 series is a modular range of commanding and signalling devices for front plate mounting and rear conductor connection.
The 3SB3 series are round and have a mounting diameter of 22 mm and their actuator is supplied with a holder.
Complete units are offered, but only for the most commonly used applications.
This amazing range has the following standards:
•IEC 60947-1, EN 60947-1, IEC 60947-5-1, EN 60947-5-1, IEC 60947-5-5, EN 60947-5-5 for EMERGENCY-STOP mushroom pushbuttons

Connection methods

These units are available with screw terminals (box terminals), spring-type terminals or solder pins.

The 3SB3 series is made of:

•molded plastic in flat, wound and square design •metal in round design

They can be mounted by a single person and are climate-proof (KTW 24) to suit industrial applications.
Their main purpose of existence is to act as safety emergency-stop pushbuttons and their switching frequency is approximately 1000 operating cycles.

The outer diameter of the actuating element of 3SB3500-1AA20 is 60 mm.
This is a typical emergency off/stop function device with the vibration resistance, according to IEC 60068-2-6, which is 20 ... 200 Hz: 5g.
The mechanical service life has been designed to be used up to 300000 cycles.
The ambient temperature during operation ranging from -25°C to +70°C, during storage however ranging from -40°C to +80°C.
The Emergency Stop Mushroom Pushbuttons represents worldwide standards, in particular:
•IP67 where a device can withstand immersion in one meter of water for 30 minutes

Frequently asked questions & answers

What is the different between a push button switch for an emergency stop and a general-purpose push button switch? A general-purpose push button switch is used for controls, e.g. to start machine operation or simply to switch modes. An emergency stop push button switch however, is mainly used as a safety measure to stop hazardous events.

PHASE OUT NOTIFICATION

This product is in obsolescence mode and is due for discontinuation by the manufacturer. We recommend that you review the alternative range suggested by the manufacturer: SIRIUS ACT (3SU1). Please refer to the SIRIUS 3SB3 to ACT Cross-Reference guide located in the Technical Reference section.

Specifications
Attribute Value
Mounting Type Panel Mount
Reset Method Twist to Reset
Cutout Diameter 16mm
IP Rating IP67
Head Style Mushroom
Illuminated No
Range Signum
Head Diameter 22mm
Colour Red
Series 3SB35
Push Button Material Plastic
34 In Global stock for delivery within 4 - 6 working days
Price Each
MYR 119.98
units
Per unit
1 +
MYR119.98
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