Telecommunication DC Contactors

Standard 1NO/1NC

Standard Specification: IS 13947 ( Part 4/Sec1) DC1 Duty
Rating: Up to 3000 AMPS @ 60 V DC
Configuration: Single Pole Normally Open Single Pole Normally Close
Design feature: Silver Alloy Contacts for low contact resistance Powerful Electromagnet For High Contact Pressure. Bus Bar Mounting Epoxy Encapsulated Coil

Magnetic Latching

Standard Specification:IS 13947 ( Part 4/Sec1) DC1 Duty
Rating:Up to 3000 AMPS @ 60 V DC
1000 AMPS @ 220 V DC
Configuration: Single Pole ON/OFF
Design feature:
* Silver Alloy Contacts for low contact resistance
* Compact & Powerful Electromagnet For High Contact Pressure.
* Bus Bar Mounting
* Epoxy Encapsulated Magnet Coil
* Conactor Coil does not need Contineous Power

Battery Operated Vehicle Contractors

Manual Battery Disconnecting Switch

Standard Specification: IS 13947 ( Part 4/Sec1) DC 22b Duty
Rating:Up to 500 Amps @ 48 V DC
Configuration: Single and Two Pole ON/OFF & Change Over
Design feature: *Emergency Stop Switch *Contact Opens with A Snap Action *On-load Breaking Design

DC Contactors

Standard Specification:IS 13947 ( Part 4/Sec1) DC 3 Duty
Rating:Up to 300 @ 48 V DC
Configuration: Single, Double Pole ON/OFF & Change Over
Application:
*Fork-Lift Trucks
*Battery Powered Vehicles
*Fighting Defence Vehicles
Design feature:
* Fire Retardant DMC Contact Holder
* Arc Quenching Magnetic Blow-Out System.
* High Interrupting ability
* Aux Contacts Upto 2 NO + 2NC
* Stainless Steel Spring for long Life

Dynamic Braking Contactors

Standard Specification: Dynamic Braking Contactors
Rating:Up to 5000 AMPS for 20 sec @ 1000V DC
Configuration: Single Pole Normally Closed
Design feature:
*Continuous Duty Coil
*DC Electromagnet with Rectifier Pack for AC Coil Input
*Epoxy Encapsulated magnet Coil
*Aux, Contact upto 2NO + 2NC

Railway Contractors

Integral Coach Factory

Rating:Upto 300 AMPS @110 V DC
Application: AC Rail Coach for Integral Coach Factory (ICF)
Design feature:
*Fire Retardant DMC Contact Holder
*Arc Quenching Magnetic Blow-Out System
*High Interrupting ability
*AUX Contact 2NO + 2NC

Railway Earthing Switch

Rating:Four Pole 400 AMPS @ 3 KV DC Peak
Application: Delhi Metro Train Bombardier India
Design feature:
*Vaccum Epoxy Moulded Insulator
*Operating Mechanism Hard Anodised Aluminium
*Stainless Steel Housing
*High Conductivity Copper Contacts

Isolation and Test Switch Bombardier US

Rating: 400 AMPS @110 V DC
Application:
They are intended for switching high power circuits in Application including Power Stations, Electric Trains and Locomotives
Design feature:
*Manual Drive with Snap Action
*Silver Nickel Contact Tips on Fixed and Moving Contacts
*These parts can be assembled in a variety of ways to produce the various switching types.

DC-Electromagnet - Linear and Rotary Actuators

Rating: 1mm to 50 mm Stroke Upto 200Kg Push-Pull Force
Configuration: 1mm to 50 mm Stroke Upto 200Kg Push-Pull Force
Design feature:
*Two Coil with Power Economizer
*Sintered Bush Bearings,
*Din Plug Coil Connection
*Built in rectifier for AC Input Supply
*Energize to lock or Unlock
*Low Noise
*High Speed Operation
*Long Stroke, High Push/Pull

HT Earthing Switch

Rating: Up to 120 KV DC Peak
Application:
*Electrostatic Precipitator
*Thermal Power Plant
*Iron & Steel Industry
*Cement & Coal Industry
Configuration:
*Two Way Three Pole
*Three way Four Pole Design feature:
*Manual Drive, Solenoid & Motor Operated
*High Dielectric & Mechanical Strengths,
*Vacuum Epoxy Moulded Insulators
*Aux. Switch for Position Indication

Insulators (Vacuum Epoxy Moulded)

Rating: Up to 120 KV DC Peak
Application:
*Electrostatic Precipitator
*Soft Discharge
*Thermal Power
*Iron and Steel Industry
*Cement and Coal Industry
Design feature:
*Electrical, Mechanical & Chemical Resistant Material
*Cured at high temperatures
*Long Creepage distance
*High dielectric & Mechanical strengths
*Insulators Tested at CPRI Banglore & Elpro International Ltd. Pune