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Electrification & OHE


Electrification & OHE

 

▪PCEE’s statutory Inspection & Authorization of New Lines / Gauge Conversion for commercial service at 25 KV in section: -

·PCEE's Authorization issued for electric traction on new lines / Gauge Conversion (FY 2025-26)

 
                   

SN

Rly

Div

Line / Section

TKM

Authorization Issue date

Inspection date

   

1

ECR

DNR

Biharsharif (Excl.) - Asthawan - Barbigha(Incl.)

31.500

20.09.2025

16.09.2025

   

2

DNR

Sheikhpura (Excl) to Barbigha (Excl)

17.800

20.09.2025

16.09.2025

   

3

DNR

Jatdumri (Excl.) to Daniyawan (Excl.)

28.846

21.10.2025

14.10.2025

   

4

SPJ

Supaul (Incl.) –Triveniganj (Incl.) (new line)

39.000

08.01.2026

26.12.2025

   

5

SPJ

New Jhajha(Incl.) to BaijnathpurAndouli (Incl.)

12.540

08.01.2026

02.01.2026

   

6

 

DHN

Kathautia–Duari (Only Goods Line)

19.432

--

--

   

 

 

 

Total

149.118

 

 

   

·PCEE's Authorization for electric traction on doubling / 3rd line (FY 2025-26)

 
                 

SN

Rly

Div

Line / Section

TKM

Authorization Issue date

Inspection date

 

1

ECR

DHN

Bendi Yard (Excl.) - Kumandi Yard (Incl.)

8.00

09.07.2025

25.06.2025

 

2

DDU

Untari Road (URD) (Excl.) to Satbahini (SZF) (Incl.) to Mohammad Ganj (MDJ) (Excl.)

11.965

09.07.2025

25.06.2025

 

3

DHN

Sindri Marshaling Yard to Sindri Town

11.000

30.08.2025

27.07.2025

 

4

SPJ

Bettiah–Kumarbagh

10.928

08.01.2026

22.12.2025

 

 

 

 

Total

41.893

 

 

 
                               

·Electrification of Sidings (FY 2025-26)

 

S.N

Name of Siding

Owner

TKM

EIG date

1

North Urimari Pvt. Siding

Private

7.45

09.04.2025

2

RKTC Pvt. Siding

Private

3.08

14.05.2025

3

Tori - Biratoli

Private

30.904

31.05.2025

4

Pasraha Station Goods Siding

Private

1.631

10.09.2025

5

PEH Coal washery  Pvt. Siding

Private

12.371

23.10.2025

6

Hazaribagh Town(Excl.) – Banadag Goods Shed (Excl) (from KM01/26 to KM-BNDG/1001)

Private

6.23

05.03.2026

 

 Total

 

61.666

 

·Traction Distribution: -

 

·Maintenance of TRD asset is achieved to the tune of 13497.77 ETKM (DHN –4137.41 ETKM, DDU-2911    ETKM, DNR-2622 ETKM, SEE-1838 ETM, and SPJ-1988.78 ETKM) during 2025-26 against target of 15395.83 ETKM i.e. 87.67% of annual target.

·55 Nos. OHE mast (having less than 2.36 m implantation) have been shifted in DDU Division & DHN Division, to improve implantation, so as to eliminate mast hitting by open doors of wagons. 83 no left out of 138.

·157.967 KM Aluminum Catenary wire has been replaced by 65 sq.mm cadmium copper Catenary wire during 2025-26 as under-

Division

Total Scope

Cumulative Progress March’26

Balance

DHN

178 KM

136.797 KM

41.203 KM

DDU

87 KM

21.17 KM

65.83 KM

·Maintenance of 219 Nos. Gantry has been done during the Year-2025-26.

·Total 97.558 KM overage Catenary wire (DHN-53.728 km & DDU-43.83 km) has been replaced during the Year2025-26.

·Total 49 set batteries have been replaced by new battery sets at different switching post i.e. SSP, SP, TSS and RC Centre in all Division to improve the SCADA performance during the Year-2025-26.

·Total 122 nos. steel anti-creep wire has been replaced by Cadmium Cu Catenary wire during the Year-2025-26.

·1937 nos. Anti bird disk have been provided during the Year-2025-26.

·196 nos. Monkey menace arrangement provided for the compliance of RDSO SMI no TI/MI/0056 rev. 2 to prevent the monkey to climb on the mast.

·316 nos. Anti-falling arrangement in modified three pulley ATD has been provided in RE to avoid the seriousbreakdown in case of breaking of SS wire rope and clevis during the year-2025-26.

·46.2 km Replacement of worn out contact wire during the Year-2025-26.

S.N.

Asset failure-2024-25

Asset failure-2025-26

Improvement/Deterioration

01.

296

297

-0.33%

02.

LOP cases-2024-25

LOP cases-2025-26

 

77

103

-33.76%

·Electrification work of-

(1)Bendi Yard (Excl.) - Kumandi Yard (Incl.)- 6.737 km

(2)Untari Road (URD) (Excl.) to Satbahini (SZF) (Incl.) to Mohammad Ganj (MDJ) (Excl.) -9.794 km

(3)(Sindri Marshaling Yard to Sindri Town-3.23 Km

(4)Biharsarif (Excl) to Asthawan-26.050 km

(5)Shekhpura (Excl) to Barbgha-16.80 km

(6)Jatdumri (Exclusive)-Daniyawan (Exclu)-21.541 Km

(7)Supaul (Incl.) - Triveniganj (Incl.)- 32.00 Km

(8)New Jhajha-BaijnathpurAndauli – 4.95 KM

(9)Kathautia (Excl.)-Duari (Incl.) – 13.603 KM

(Total-134.705 RKM/191.011 TKM & Siding line – 61.66 TKM).

·41.893 TKM (04 locations/sections) has been electrified and commissioned as double/3rd line year-2025-26.

·6 Nos. Non electrified siding with 61.666 TKM has been electrified during the year-2025-26.

·03 consumer mod TSS has been included under Open Access in DVC Command area from 01.04.2025.

·8 MW Solar power has been availed from RUMSL through Open Access in DVC Command area from march 2025.

·NOC (No Objection Certificate) obtained from BSPTCL on 01.03.2025 for 70 MW power through exchange. Another NOC was obtained from BSPTCL on 03.03.2025 for an additional 70 MW power through Long-Term Open Access.19 TSSs are availing traction power supply through Open Access from 17.05.2025, which is save approximately Rs. 15-16 crore per month in traction energy bills.

·Rebate of Rs.2.58 crores in FY2025-26 for timely payment regarding availing power through open access. 

 

 

INNOVATION – SMART OHE

 

ALL PARAMETERS OF OHE ARE MAINTAINED AS PER ACTM (AC TRACTION MANNUAL) AND RDSO GUIDELINE. INNOVATIVE MAINTENANCE STRATEGY BASED ON LATEST TECHNOLOGY ARE BEING ADOPTED FOR BETTER MAINTENANCE STRATEGY, REDUCED FAILURES,, SPEED,EFFICIENCY & ECONOMY . TO MAKE OHE SMART AND ECONOMIC, SYSTEM LIKE TDMS, TEMS,OPEN ACCESS, TRACKSIDE SOLAR AND 2x25 KV SYSTEM etc ARE BEING INTRODUCED BY ELECTRICAL DEPARTMENT.

TRACTION DISTRIBUTION MANAGEMENT SYSTEM (TDMS App)

•GPS based tracking of Patrol man and OHE assets.

•Real time capturing of OHE defects and provision of taking photographs.

•Exception generation and alerts through SMS to depot in-charge and officers.

•Efficient analysis and decision making through real time reporting and images.

TDMS- INNOVATIVE MAINTENANCE STRATEGY

 

 

Existing System

Foot patrolling by TRD staff/ supervisor for capturing defects in OHE.

Entry of defects in foot patrolling form and register.

Expectation

Real time defects capturing.

Tracking of foot patrolmen.

Digitalformandreport generation.

Categorization of defects for better understanding.

 

 

 

 

 

TDMS APPLICATION FOR FOOT PATROLMEN

Need for an software/application for Patrolling activity

 

 

           

 

 

MONITORINGTHROUGH TDMS

•Masters- 44 Point Reliability Action Plan.

•Reports-

•Inspection register- (i) OHE Breakdown (ii) One Page Report

•Asset Register- Cantilever Assembly, Catenary wire , Contact wire, Earth Resistance, HT crossing, Isolator Switch, Jumper, Level Crossing Gauge, Mast/Portal, OHE Gantry, Over line Structure, Overlap, PTFE, Regulating Equipment, Section Insulators, Turn Out X-over.

•Asset Maintenance Register- Details of items as per Asset Register.

•Daily Progress Register-Daily progress report should be upload on TDMS by Depot In charge (SSE) of Divisions.

•Master Defects Register-Defects should be entered in format –

•        (I) Location (ii) Asset Type  (iii) Items needing attention (iv) Defective value/condition (v) Compliance date (vi) Compliance by

•Thermography Report-OHE/PSI components are checked by Thermal Vision Camera for its healthiness.

•Asset status Report-This report is up load by In charge of Depots/SSE.

•Maintenance due overdue Report-

•Foot Patrol Report- Foot patrolling is done with mobile app.

•Current Collection Report- Current Collection is conducted by OLIVIR G.

 

ADVANTAGES OF TDMS

•Patrolling monitoring and issue logging simplified.

•Audit & Tracking of reported issues streamlined.

•Faster resolution of issue with available data and images.

    •Performance reporting.

 

TRACTION ENERGY MANAGEMENT SYSTEM (TEMS)

▪ Availing Open Access &migrating from consumer mode.

▪ Close Load Scheduling of TSSs for open access.

▪Aggregation of Instantaneous and block-wise load profiles.

▪Report generation for -analysis -improved forecasting and scheduling of load.

▪Comparison of actual drawl against scheduled drawl.

▪Load schedule violation prediction alarm generation when schedule violates.

▪Real-time monitoring of TSS’s Energy & Line parameters.

▪Data visualization and report generation.

▪Alarm generation when meter parameter’s limit violates.

GREEN & LOW COST POWER FOR OHE

Ø Installation of Solar Panel along the track (5 m apart from track), produced power will be feed to OHE. Survey of Land for Installation of Solar Panel is under progress.

• Solar power will be feed to OHE through Power Banking System.

 Advantage  Of Installation of Solar Pane  

This will reduce energy cost.

Green Energy, suitable for environment.

Use of un- utilized land.

 

 Open Access in E C Railway

In terms of Electricity Act, 2003 , Power for Traction is availed through Open Access as it provides Non-discriminatory sale/purchase of electric power/energy between two parties utilizing the system of an in-between (third party), and not blocking it on unreasonable grounds.

To ensure consumers receive adequate supply from alternate competitive sources and enabling the captive generators to sell their surplus capacities while the distribution licensee improves performance.

Railways as deemed distribution licensee taking power from generators for zonal railway from BRBCL, RGPPL, JIPTL as follows:

From BRBCL/NTPP : ECR, ECR, ER, SER, NR, NER, NFR, NCR, WCR, CR, WR

From RGPPL : CR, SER

From JIPTL : NR

Open Access with BRBCL :Joint venture of Railway and NTPC

BRBCL is Joint venture of Railway and NTPC for setting up 4x250MW Power Project at Nabinagar, Bihar. In which 90% generated power is utilized by Railway.

East Central Railway is Nodal for BRBCL. All bills regarding BRBCL is raised by firm to ECR and

•Distribution powerto Railway as allotted by Railway board:

•CR-120 MW

•WCR-60 MW

•NCR-55 MW

•NR-185 MW

•SWR-10 MW

•DVC Command Area-110 MW

•ECR(Bihar)-100 MW

Savings from Open Access

•Saving as a result of availing power through Open access/BRBCL-

•The Average Cost in Consumer mode = Rs.12.06/Unit

•The Average Cost in Open Access mode = Rs.7.22/Unit

•Saving in Average Cost = Rs.4.84/Unit

•Consumption in Open Access = 187.73 Million Unit

•Total saving in Open Access in (April’20 to August’20) = Rs.90.86 Crores

•Saving as a result of availing power through Open access/DVC is about Rs 70 crores

2x25 KV OHE

will be introduced on GC (PKA- DDU)for operation of train at high speed i.e. 160 kmph Estimate has been got sanctioned recently, Tender to be invited shortly.

Ø Advantage of 2x25 KV OHE

•Abolition ofTractions bonds completely. There will be no need to deputethe TRD staff during maintenance of Track by Machine for safety of bonds

•Overcome the problem oflow voltage in section, this will be beneficial to Electric loco having latest Technology.

•System is designed forhigh speed i.e. 160 kmph

•Return Current through Track will be abolished. This will be advantageousfor S&T department.

Problem of Burning of signal bond at Glued Joint will be solved.

•No of TSS/SP and SSP will be reduced.

 

 

OHE Modification Work related with 160 KMPH Up gradation

Sl. No

Items

DDU Div.DHN Div.ECR (DDU+DHN)

1

Feeder wire Work on separate mast for Up and Dn line separately (In TKM)

578 TKM404 TKM982 TKM

2

Replacement of ATD for 2400 kgf tension(Nos.)

1500 Nos.680 Nos.2180 Nos.

3

Dropping work (TKM)

450 TKM425 TKM875 TKM

4

Replacement of Masts (TKM)

(i)due to realignment of track by engg.

(ii)due to unsuitability for higher tension

(i) Flattering of curve (i) (a) Flattening of (i) Flattering of

95 TKM curve-200 TKMcurve- 295 TKM

(ii) 3200 nos. mast (b) Ghat section-44 (ii) 7280 nos. mast will change under (*)will replace. work OHE replacement for 2400 (ii) 4080 nos. kgf tension .

(*) AEC of 578 TKM required. In earlier estimate it was not taken

5

Adjustment of T/O and X/O ( Nos)

172 nos.

T/O=207 Nos. X/O=60

439 nos.

6

Replacement of single Pole isolator by double pole (Nos)

221 nos.

106 Nos.

327 nos.

7

Work of AEC and BEC (TKM)

AEC- 578TKM(*) BEC- 578 TKM

425 TKM Each

1003 TKM

(*) AEC of 578 TKM required. In earlier estimate it was not taken

 

Source : East Central Railway Last Reviewed : 27-05-2026