कोशी की जीवन रेखा — मानसी सहरसा रेलखंड - Prabhat Sharan

#locopedia #technical
POH, IOH MOH and AOH of various electrical locomotives in Indian Railways
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WAP-1/WAM-4/WCAM-1, 2, 3/WCAG-1/WCG-2/WCM-6
Trip Inspection: 3000kms or 1trip (whichever later)
AOH:...
more...

12 months + 15 days ( duration is
6 working days)
IOH: 36 months + 1 month or 4 lakh kms (6 lakh for WAP-1 loco) whichever is earlier.(duration is 9 working days)
POH:6 years + 3 months or 8 lakh kms (12 lakh for WAP-1 loco) whichever earlier (duration is 24 days)
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WAP4
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Trip inspection :After 3000 kms or one trip whichever later.
AOH: 18 months + 15 days (duration is 6 days)
IOH: 36 months + 1 month or 6 lakh kms whichever earlier.(duration is 9 days)
POH: 6 years + 3 months or 12 lakh kms whichever is earlier. (24 working days)
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WAG5 (fit with TAO traction motors)
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Trip inspection: 15 days
AOH: 18 months + 10 days (Duration 6 days)
IOH: 54 months + 1 month or 6 lakh kms whichever earlier. (duration is 9 days)
POH: 9 years + 3 months or 12 lakh kms whichever is earlier. (duration is 28 days)
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WAG-5 (TAOchi variant), WAG-5H & WAG-7 locos
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Trip inspection: 20 days
AOH: 18 months + 10 days ( duration 6 days
IOH: 54 months + 1 month or 6 lakh kms whichever is earlier.(duration 9 days)
POH: 9 years + 3 months or 12 lakh kms whichever is earlier(duration is 28 days)
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3phasers:
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WAP5/WAP7 locos
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Trip inspection: 3000 kms or one trip, whichever is later
MOH:18 months (Duration 6 days)
IOH: 4.5 years + 6 months or 12 lakh kms. whichever earlier.
duration
WAP-7 - 11 days
WAP-5 - 20 days
POH: 9 years + 6 months or 24 lakh kms. whichever earlier.
Duration 28 days
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WAG 9/9H (including i variants)
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Trip inspection: 45 days
MOH: 18 months( Duration 6 working days / 8 working days for 2nd MOH)
IOH:6 years + 6 months or 12 lakh kms. whichever is earlier.(duration 11 days)
POH: 12 years + 6 months or 24 lakh kms. whichever is earlier. (Duration 28 days)
AOH:Annual Over Haul
IOH:Intermediate Over Haul
MOH:Maintenance Over Haul
POH:Periodic Over Haul
2nd MOH takes more time because additional tasks are performed in 2nd MOH
Suggest corrections if needed
Source:
RDSO Page