Indication: BCA shows Discharge side & AG
Fail lamp glows
|
Reasons
|
Remedies
|
|
Mcp fault Message
|
Trouble shoot /
contact shed
|
|
AGFB tripped / OFF
(Medha)
|
Reset/Switch ON
|
|
AFCB / CCB / LCCB
tripped / OFF (GE)
|
|
|
F7/F3 tripped/OFF
(Siemens)
|
|
|
AG Protection Relay
not energized (AGPR/AGFR)
|
Check terminals,
mechanical binding, coil & I/Ls
|
|
Cranking contactor
welded
|
Separate it
|
|
CKR2 I/Ls defective
|
Ensure Relay de
energized. Attend I/Ls
|
|
Mcp / Sensor defects
|
Contact shed
|
Note: Loco can be worked with Battery
power for 4 to 5 hours duly informing shed with minimum lighting usage
Trouble
shooting for Miscellaneous Troubles
|
Indication
|
Reason
/ Remedies
|
|
BCA showing more
than 30 Amps charging side
|
Due to weak battery
Open BS and work
with AG supply.
Do not shut down the
loco & inform shed / PRC
|
|
BCA overcharging on
notches
|
AG excitation system
malfunction
Switch Off AGFB /
AFCB / F7 & wok with BA supply
Do not shut down the
loco & inform shed / PRC
|
|
BCA showing Zero
|
Ensure BS closed,
MB1 ON
Check Battery cables
Inform shed / PRC
|
