Connector M12x1, 5-pole

Position switch

ES 51


  • Metal enclosure

  • Slow action

  • 1 cable entry M16 x 1.5

Technical data

Applied standards
EN ISO 13849-1, EN 60947-5-1, EN ISO 14119
Enclosure
aluminium die-cast, powder-coated, RAL 7016
Cover
steel, powder-coated, RAL 1003
Switch type
type 1
Coding level
no coding
Degree of protection
IP65 (IEC/EN 60529)
B10d (10 % load)
2 million
TM
max. 20 years
Contact material
silver
Switching system
slow action, positive break NC contacts A; positive break depends on the actuator used
Switching elements
1 NC/1 NO contact, type Zb
Connection
screw connection terminals
Cable cross-section
max. 1.5 mm² (incl. conductor ferrules)
Cable entry
1 x M16 x 1.5 (for cable glands only)
Rated impulse withstand voltage Uimp
4 kV
Rated insulation voltage Ui
400 V
Conventional thermal current Ithe
4 A
Utilisation category
AC-15
Rated operating current/voltage Ie/Ue
4 A/400 VAC
Short-circuit protection
4 A gG fuse
Mechanical life
> 1 million operations
Operation cycles
max. 3600/h
Ambient temperature
–20 °C … +80 °C
Repeat accuracy of switching points
± 0.1 mm
Approvals
a

Downloads

Mounting and wiring instructions – ES 51

German, English, French, Italian, Portuguese

PDF 1 MB 13.03.2026
Please go to the relevant product pages for additional downloads.

Variants / Options

The following variants / options are available on request:

  • Gold-plated contacts

  • Plug-in connector M12 x 1, 5-pole

to your contact persons