DIESEL LOCO – Speedo Meter

05-01-2021

It is also called as speed, time, and distance recorder. It is an important safety fitting. Its importance is as following – 1. Due to use of computer, authenticity of speed and distance graph is increased. 2. It can also sense accurate speed below 1 km/h. 3. The watch fitted in it, is battery operated and it can work up to 2 years without fail. 4. It is more reliable and requires less maintenance due to use of computer and stepper motor. 5. It gives audio - visual indication on over speeding. 6. Auto electronic speed signal generator (pulse generator) is provided to sense speed. 7. Its design is such as that it co-ordinate with wheel dia. In This System

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ACT (RS) ABB Loco (English) (22. BANKING MODE )
January 10, 2021

Banking Mode When it is required to use loco as a banker i.e use of TE / BE without charging BP, at that time loco should be operate in banking mode. Procedure: 1) Trip the VCB and Set switch “ZBAN” “to position “ON” (Panel A). 2) Close coc 70 & 136 provided on Pn panel. 3) Set up the loco in the normal manner. 4)

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ACT (RS) ABB Loco (English) (19. FAILURE MODE OPERATION)
January 10, 2021

Failure Mode Operation  This mode allows the locomotive to operate even if the angle transmitter of the TE/BE throttle has failed. In this mode, driving and electrical braking are controlled by the auxiliary contacts on the TE/BE throttle. Driving in failure mode  Driving in failure mode becomes necessary if the difference between

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ACT (RS) ABB Loco (English) (17. DRIVING / BRAKING)
January 10, 2021

Driving 1.After creating MR pressure above 6.4 kg/cm2 and node information no. 570. 2.Move the reverser into desired position. 3.Release the parking brake if applied 4.Put A9 to ‘RUN’ position & ensure BP 5 kg/cm2 5.Check AFI is not deviating. 6.Set the TE/BE throttle to desire position. 7.Put SA9 handle to

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ACT (RS) ABB Loco (English) (18. OPERATION OF THROTTLE)
January 10, 2021

Operation Of Throttle TE/BE Throttle  The TE/BE throttle controls traction and the electric braking effort of the locomotive with angle transmitter and auxiliary contacts. The TE/BE throttle has the following three end positions:  For Traction  Position 1/3                                 33% tractive

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ACT (RS) ABB Loco (English) (16. OPERATION OF REVERSER)
January 10, 2021

Operation Of Reverser  Reverser has following 3 positions. Position ‘F’ = Forward Position ‘O’ = Neutral Position ‘R’ = Reverse Throttle and reverser are interlocked

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ACT (RS) ABB Loco (English) (15. OPERATION OF BL KEY)
January 10, 2021

Operation Of BL Key BL key is operated for following mode: 1. DRIVING MODE :- ( Off - D ) 2. SELF HOLD MODE .- ( D - Off ) 3. Switching OFF control electronics: ( D - Off - C - Off ) 4. COOLING MODE:-- ( D - Off - C - Off - C ) Driving Mode: This mode is used to drive the loco. To achieve this mode driver has to: 1) Insert BL key

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