Position Limit Switches For Hazardous Areas, Explosion Proof Cross Position Limit Switch

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Long travel limit switch for Hazardous area

Flameproof position limit switch.
Rugged and reliable, Limitex is designed to control the movement of overhead travelling cranes, hoists and complex machine tools operating in potentially explosive areas.

YOUR CONTACT

GBCRANES

0086-157 3711 5726

inquiry@gbcranes.com

Online Consultation

MAIN FEATURES

Positive opening NC contacts for safety functions.
1. Mechanical life of switches: 1 million operations.
2. Operation frequency: 3600 operations/hour max.
3. Protection degree: IP66.
4. Ambient temperature range: -40°C to +60°C.
5. 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.
6. Full Body Stainless Steel Version Available.

GENERAL SAFETY SPECIFICATIONS

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

GENERAL TECHNICAL SPECIFICATIONS

Operation frequency	3600 operations/hour max
Cable entry	Nr. 1 M20x1,5 - Nr. 1 M25x1,5 - Nr. 1 ½ NPT (cable glands not supplied)

OPTIONS

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

LIMITEX WITH 4 CONTACTS

Rated operational current	16 A at 250 Vac
Rated operational voltage	500 Vac
Rated thermal current	10 A
Rated insulation voltage	300 Vac
Mechanical life	10x106 operations
Connections	Screw-type terminals
Wires	1x2.5 mm² , 2x1.5 mm²
Microswitch type	Snap actions
Contacts	4 Microswitches 1NO+1NC
Scheme

OPERATION ANGLES

0 - Reset position
A - Microswitch working angle: 65°
1 - Maximum left handed operation: 90°
2 - Maximum right handed operation: 90°
The end of round of the “cross bar” limit switches have no limit stop (i.e. they can rotate around 360°).

OVERALL DIMENSIONS (mm)

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PARTS AND SERVICES

We are the equipment manufacturing factory of CLESCRANE. Our services are completed in cooperation with CLESCRANE. As a factory, our most responsible behavior to customers is to strictly follow the process requirements for equipment processing, assembly, testing and quality control. Our CLESCRANE can provide a complete maintenance manual. We can ensure a stable supply of spare parts. Manufacturing is our strength. Please feel free to choose GBCRANES products.