Conveyor belt emergency pull cord

  • Category: Conveyor Safety Switches and Devices

Description

Function :

These Switches are designed for Man and Machine Safety, to avoid accidents, and for stopping the Machine in case of Emergency.

Pull Cord Switches are useful for emergency stopping of conveyors from any point by pulling the rope connected to the switch. Pull Cord Switch is mounted on both sides of belt conveyors preferably every 15 to 20 meters.

  •  Product Features
  •  Technical Specifications
  •  Applications


  Standardized design and moulded construction allows interchangeability of parts.
  Switches are protected against accidental over travel of the operating lever.
  Special rubber ‘O’ ring on the shaft for better ingress protection.
  2NO+2NC contacts are available.
  Output contacts are rated for 10A at 240V AC on resistive load.
  Snap action, stayput type switches with Manual Reset Mechanism.
  Moderate operating torque ensures instant tripping in emergency.
  Metallic operating lever with Stainless Steel Rings for fixing the wire rope.
  Standard operating position: (1 – 0).


Optional Features

  Mechanical Flag (Indicator) for identifying the operated switch.
  Cluster LED lamp indication for identifying the operated switch.


Output Contacts Contact Rating Termination Housing
: 2NO+2NC
: 10 Amp at 240V AC on resistive load
: Suitable to accept 2.5 mm sq conductors. Separate earthing studs are provided
: DMC or Cast Aluminium, Dust and Water tight to IP – 65 grade.
Cast Iron Enclosure available optionally


Pull Cord Switches are used for Belt Conveyors, Automatic Assembly Line, Emergency Stopping Device for any other application.

Related Products


Pull Cord Switch manufactured and exported by SMARTsaa is designed to stop the conveyor belt in the case of an emergency. It is a safety device for stopping the conveyor in case of an emergency. It provides contact operation which can be used for conveyor stopping as well as audio visual alarm. 2 NO+ 2 NC contact is provided by Pull Cord Switch.

Heavy Duty Pull Cord Switch is housed in dust and weatherproof cast aluminum enclosure with IP 65 Grade of protection. Sturdy & heavy duty cam-switch with robust contacts is used to give longer service life. Handle fitted with spring steel rings at both ends is provided for fixing the rope. The design of the  rings gives maximum flexibility in operating condition.Enclosure is epoxy painted to give high corrosion resistance.The switch is designed with manual reset type of mechanism.Pull  Cord  switch  is mounted on the walkway side  of  the  conveyor  belt preferably  at about every 30 meters of the length. Rope is tied to the end rings of the handle. When the rope is pulled from any side, the switch is operated. Unless and until the handle is reset to normal position manually, the switch remains in operated condition. Hence reliable operation is ensured by Pull Cord Switch.

Following models are available:

PC 101: Pull Cord Switch with 1 NO + 1 NC contact

PC 202: Pull Cord Switch with 2 NO + 2 NC contact

PC HR: Pull Code Switch with Reset Button for Small Conveyors in automobile plants

SMARTsaa offers Pull Cord Switch equivalent to:

Schmersal Pull Cord Switch

Telemecanique Pull Cord Switch

Allen Bradley Pull Cord Switch

Schneider Pull Cord Switch

Jayashree Pull Cord Switch

Protocontrol Pull Cord Switch

We offer Best Price for Pull Cord Switch with fast delivery

All above Pull Cord Switches are field mounting having IP 65 enclosure, available in various other enclosures materials to suite site conditions:

C: Pull Cord Switch in Cast Aluminum enclosure

D: Pull Cord Switch in FRP Enclosure

CI: Pull Cord Switch in Cast Iron Enclosure

F:  Pull Cord Switch in Flameproof Enclosure for use in hazardous area

Available Accessories:

PCW: Pull Cord Switch Rope

TS:   Pull Cord Switch with Terminal Strip inside the switch

JB:   Pull Cord Switch with Junction Box for ease of wiring

MF:  Pull Cord Switch with Mechanical Indication

IL:  Pull Cord Switch with Neon Indicator / with LED Indicating Lamp for location indicator of operated switch

CG:    Cable Gland for Pull Cord Switch

BP:     Pull Cord Switch with Base Plate

PCA : Addressable Pull Cord Switch

SMARTsaa Pull Cord Switch Price is affordable and economical.

What is the maximum distance between 2 pull cord switches on a conveyor belt?

The 'pull cord switch' with LED indicator should be used and distance between two pull cord switches to be maximum 30 mtr. If length of the belt is less than 30 mtr., it should be 15 mtr.

What is the pull cord system?

These pull cords are part of a communication system where, when pulled, a light outside the bathroom flashes, which notifies a nurse or someone who is around to help the person in need. In addition to the flashing light, a buzzer or tone can be heard.

What is a rope switch?

Rope pull switches RPS are emergency stop devices for protecting large, expansive machine or installation areas that cannot be protected by an enclosing housing or cover. Areas of an installation or machine can be shut down immediately from any point in the working area in the event of danger.

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