ELECTRIC LOCOMOTIVEFORCE COOLED ROOF MOUNTED DBR

For WAG7 Electric Locomotive DU110118001

FORCE COOLED ROOF MOUNTED DBR

It has 2 units i.e. two Mounting Frames. Each frame consists of Resistor Unit for (3RF i.e. for three Traction Motors) & one Blower Motor Assembly.

Advantages of this system are:
  • Low temperature rise i.e. 300°C to 400°C.

  • Better insulating material used i.e. Thermoset Moulding Compound which possesses good IR and results in better life of DBR.

  • Gives smooth intake of air for cooling of grids and throws hot air from the top.

  • Easy maintenance as the grid is fitted on the top/roof of the Locomotive.

  • Free space available as the DBR is fitted on the roof of the locomotive which will be helpful for providing toilet for drivers or for providing any other important equipment.

TECHNICAL SPECIFICATIONS

Technical DescriptionDR Part Number
Dynamic Brake AssemblyDU110118001
Dynamic Brake Fan AssemblyDU120118010
Dynamic Brake MotorDR120033034
Grid BoxDU130118007
Grid BoxDU130118008
Grid BoxDU130118009
Technical Details of DU110118001
Continuous Braking Current900 A
Power Dissipation2430 kW
Average Operating Temperature250°C
Motor Blower Speed1650 rpm
Blower MotorDC Series