Safety switch with separate actuator

ST 98-12

Article no.: 1224002

Standard version
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Product features

Safety
  • Metal enclosure

  • Mounting details to EN 50041

  • Wiring compartment

Notes

  • The actuator is not included in the delivery of the switches.

Technical data

Applied standards
EN ISO 13849-1, EN 60947-5-1, EN ISO 14119
Enclosure
aluminium die-cast, powder-coated
Switch type
type 2
Coding level
low coding
Degree of protection
IP67 (IEC/EN 60529)
B10d (10 % load)
2 million
TM
max. 20 years
Contact material
silver
Switching system
slow action, positive break NC contacts A
Switching elements
2 NC/1 NO contact, type Zb
Connection
screw connection terminals
Cable cross-section
max. 1.5 mm² (incl. conductor ferrules)
Cable entry
1 x M20 x 1.5
Rated impulse withstand voltage Uimp
4 kV
Rated insulation voltage Ui
400 V
Conventional thermal current Ithe
1.5 A
Rated operating current/voltage Ie/Ue
1.5 A/230 VAC; 0.27 A/250 VDC
Utilisation category
AC-15; DC-13
Short-circuit protection
1.5 A gG fuse
Operation cycles
max. 1800/h
Ambient temperature
–20 °C … +80 °C
Mechanical life
> 1 million operations
Approvals
a
Weight
280 g

Dimensional drawing

Further drawings

Contact diagram
Switching diagram

T Positive break travel/angle

Note
Inserted position of actuator = 0 in switching diagram.
The actuator is not included with the switches.

Downloads

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Mounting and wiring instructions – ST 98

German, English, French, Italian, Portuguese, Russian

PDF1 MB 25.02.2026

Variants / Options

The following variants / options are available on request:

  • Actuator head can be repositioned in factory by 4 x 90°

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Safety switch with separate actuator

ST 98-12

Article no.: 1224002

Standard version
contact us