Forced Cooled Roof Mounted DBR
( For WAG7 Electric Locomotives DU110118001) |
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It has two units i.e. two Mounting Frames. Each
frame consists of Resistor Unit for (3RF i.e. for three
Traction Motors) and one Blower Motor Assembly.
Advantages of this system are: |
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Low temperature rise i.e. 300°C to 400°C.
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Better insulating material used i.e. Thermoset
Moulding Compound which possess good IR
and results in better life of DBR. |
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Gives smooth intake of air for cooling of grids
and through hot air from the top.
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Easy maintenance as the grid is fitted on the
top/roof of the Locomotive.
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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 equipments.
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Technical Details |
Continuous Braking current |
900 Amps |
Power Dissipation |
2430 kW |
Average Operating Temperature |
250OC |
Motor Blower Speed |
1650 rpm |
Blower Motor |
D.C. series |
Description |
DR Part No. |
Dynamic Brake Assembly
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DU110118001 |
Dynamic Brake Fan Assembly |
DU120118010 |
Dynamic Brake Motor |
DR120033034 |
Grid Box |
DU130118007 |
Grid Box |
DU130118008 |
Grid Box |
DU130118009 |
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