Arke Position limit switches

Cross limit switch with a robust and reliable design
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New cross limit switch designed for controlling the movement of overhead cranes, hoists, and industrial machines. Robust and reliable, the Arke position limit switch is particularly suitable for use in harsh operating conditions.

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Features

  • Position limit switch designed to guarantee excellent performance in the most challenging operating conditions.
  • 2 fixing holes.
  • Positive opening NC contacts for safety functions.
  • Mechanical life of switches: 2 million operations.
  • IP protection degree: Arke is classified IP 65 / IP 66 / IP 67 with dedicated cable gland M20.
  • NEMA protection degree: Arke is classified Type 1.
  • Extreme temperature resistance: -53°C to +80°C.
  • Aluminium or stainless steel AISI 304 rods with 6x8 mm section, enclosure and head in thermoplastic material.
  • All materials and components used are wear resistant and guarantee protection of the unit against water and dust.

Options

  • Cross rods with 4 maintained positions every 90°, cross or T rods with 3 maintained position every 90°, single rod or rod with roller with 65° movements and spring return.
  • 2 slow action switches with 1NC+1NC staggered contacts, 2 slow action switches with 1NO+1NC contacts, or snap action switches with 1NC+1NC contacts.
  • 3 outputs for cable glands to reduce installation time and make wiring easier.

Certifications

  • CE marking, cULus marking.

GENERAL TECHNICAL SPECIFICATIONS

Ambient temperature Storage -53°C/+80°C
Operational -53°C/+80°C
IP protection degree IP 65 / IP 66 / IP 67 with dedicated cable gland M20
NEMA protection degree Type 1
Insulation category Class II
Maximum operation speed 3 m/s
Mechanical life 1.5x106 operations
Cable entry Cable gland M20

TECHNICAL SPECIFICATIONS OF THE SWITCHES  

Utilisation category AC 15
Rated operational current 250 Vac
Rated operational voltage 6 A
Rated thermal current 10 A
Rated insulation voltage 500 Vac
Mechanical life 2x106 operations @ 2 A / 240 Vac
Connections Screw-type terminals

Applications

Compenenti di comando e sicurezza per argani e paranchi
Winches - Hoists
Compenenti di comando e sicurezza per carroponti
Overhead travelling cranes - Gantry cranes