Train encountered power fault at Rear M1 (1675) car while arriving
station. Reset at KAL - ok.


CE checked 1675 recurring power fault.
To follow up and investigate. ~~~~~ carried out limited shunt on car 1675-ok.
Swapped K1 with K2 and carried out limited shunt again-ok.
charging resistors check-ok.
OP20 raised.

fault code-108.143.820.821

N.A/teh am/sharif/07.11.22

 

Carried out depot shunting - fault unable to duplicate.
Checked charging resistor, K1, K2, L1, L2 and CCD fuse ok.
Performed VVVF no power test - ok.
For monitoring, swapped the following:
1675 L2 (S/N : 1042842*10.1/14) with 2675  (S/N:  1042842*10.1/16)
1675 VVVF Controller Set)(S/N: J150200301-045) with 2676  (S/N: J150200301-047)
1675 Relay Panel (S/N: 6003RB000-3H) with 1676 (S/N: 6003RB000-1H)
After swaps, conducted limited movement and depot shunt - no fault occured.

Pls monitor 675/676 for power fault recurrance.

L2
1675-1042842-10.1/14
2675-1042842-10.1/16

VVVF controller
-1675-J150200301-045
-2676-J150200301-047

1675-6003RB000-3H
1676-6003RB000-1H

N.A/lai mk/arun/azli/07.11.22