Limitex AP Explosion proof cross position limit switches

atex cross position limit switch
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Explosion Proof cross position limit switch. Sturdy and reliable, the Limitex AP limit switch is designed for controlling the movement of overhead cranes, hoists and complex industrial machines in potentially explosive areas.

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Features

  • Positive opening NC contacts for safety functions.
  • Mechanical life of switches: 1 million operations.
  • Operation frequency: 3600 operations/hour max.
  • IP protection degree: Limitex AP is classified IP 65 / IP 66.
  • Extreme temperature resistance: -50°C to +60°C.
  • It features rugged external enclosure made of G20 cast iron and cross rod support made of zinc alloy. Internal components are made of materials which guarantee long mechanical life and continuous performance.
  • All materials and components used are wear resistant and guarantee protection of the unit against water and dust.

Options

  • 2 or 4 snap action switches with 1NO+1NC change-over contacts.
  • Cross rods move to 3 or 4 maintained positions, with movement every 90°.
  • Modular adapter with fixing points.

Certifications

  • CE marking.
  • Atex certification EN 60079-0:2009, EN 60079-1:2007, EN 60079-31:2009.
  • Conformity to Standards IECEx IEC 60079-0:2011, IEC 60079-1:2007-04 and IEC 60079-31:2008.

Manufactured by COEL Motori srl – Distributed by TER Tecno Elettrica Ravasi srl a socio unico.

GENERAL TECHNICAL SPECIFICATIONS

Operational ambient temperature -50°C/+60°C
IP protection degree IP 65 / IP 66
Operation frequency 3600 operations/hour max
Cable entry N° 2 M20x1.5 (standard)
N° 2 M25x1.5 (available on request)
N° 2 ½ NPT (available on request)

GENERAL SAFETY SPECIFICATIONS

Maximum supply voltage 250 Vac
Maximum current intensity 3 A
Maximum dissipated power 2 Watt
Rated frequency 50 / 60 Hz

TECHNICAL SPECIFICATIONS OF THE SWITCHES  

Utilisation category AC 15
Rated operational current 250 Vac
Rated operational voltage 3 A
Rated thermal current 10 A
Rated insulation voltage 300 Vac
Mechanical life 1x106 operations
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
Silos
Oil & gas