EUCHNER – More than safety.
EUCHNER – More than safety.

NZ1HS-3131-MC1779 (Rend. sz. 079996)

Safety switch NZ.HS, lever arm with steel roller

  • Steel roller ø 18 mm
  • Roller mounted on inside of lever
  • Cable entry M20 x 1.5
NZ1HS-3131-MC1779 (Rend. sz. 079996)


Approach direction




switching direction

  • Right, left or both sides

Switching element

3131HSlow-action switching contact 2 NC + 2 NO
Dimension drawing
Dimension drawing
Travel diagram
Travel diagram
Electro-mechanical safety switches

Dimension drawing

Dimension drawing



Travel diagram

Travel diagram
Contacts closed
Contacts open
Contacts positively driven

Műszaki adatok


Zulassung EACZulassung DNV GLZulassung DGUVZulassung c_UL_us LISTEDZulassung CCC

Mechanikai értékek és környezet

Housing material
Housing Anodized die-cast alloy
Net 0,3 kg
Ambient temperature -25 ... 80 °C
Degree of protection IP67
Mechanical life 30 x 106
Contact material Silver alloy, gold flashed
Switching principle Slow-action switching contact
Installation orientation Any
Number of door position positively driven contacts 2
Number of NO contacts 2
1 x M20 x 1.5
Approach speed 0,1 ... 60 m/min
Actuating element
Plain bearing metal Lever arm (d roller = 18 mm length 32 mm)
Actuating force min.15 N

Elektromos csatlakoztatási értékek

Thermal rated current Ith 4 A
Utilization category acc. to EN 60947-5-1
AC-15 4A 230V
DC-13 4A 24V
Short circuit protection according to IEC 60269-1 4A gG
Rated insulation voltage Ui 250 V
Rated impulse withstand voltage Uimp 2,5 kV
Switching current
Min. at DC 24V 1 mA
Connection cross-section 0,34 ... 1,5 mm²

Megbízhatósági értékek az EN ISO 13849-1 szerint

Monitoring of the safety guard position
B10D 20 x 106


Műszaki támogatás

Műszaki támogatás
Do you have technical questions about our products, their possible use or applications? Our experts will be happy to help.

EUCHNER Magyarország Kft.
+36 1919 0855