 
TRACTION DISTRIBUTION
Eastern Railway
Sealdah Division
ABOUT ORGANIZATION
TRACTION DISTRIBUTION DEPARTMENT of SEALDAH DIVISION is responsible for maintenance & operation of Overhead equipment’s, Power supply installations, Substation Installations & remote control to supply necessary electric power to Electric Locomotive/EMU in the jurisdiction of Sealdah Division of Eastern Railway.
qElectric Traction with 25KV ac was first commissioned on Sealdah Division in 1963 between Sealdah – Naihati. Now the total electrified TKM in Sealdah Division is 1752.02.
qTraction power supplied from various Feeding post and traction sub-station is controlled by Traction Power Controller (TPC) from Remote Control Centre situated at Sealdah control room.
qThe total number of switching station in this division is 73 including Feeding Post/Traction sub-station. All the operations of these switching posts are controlled by TPC from RCC at Sealdah i.e. remotely operated from RCC at Sealdah.
qThe Remote control system is completely microprocessor based SCADA system where data is logged along with supervisory control. In Sealdah Division SCADA communication is done through OFC.
qThe OHE is maintained by 12 Nos. OHE depots located at Narikeldanga (Sealdah), Barrackpore, Halisahar, Ranaghat, Debagram, Cossimbazar, Barasat, Basirhat in Sealdah North & Central Section and Sealdah (South), Sonarpur, Baruipur&Lakshmikantapur in South Section.
qPower supply installations are maintained by 3 nos. depots located at Narkeldanga (Sealdah), Naihati, Sonarpur and one sub depot at Debgram.
Besides this, Division has a Central Store Depot located at Sealdah, a Tower Wagon Maintenance Depot located at Narkeldanga. Also one Construction Depot located at Sealdah is looking after different Construction activities executed by this division.
q25 KV, 50 Hz Single Phase supply for electric traction to feed OHE in SDAH Division is taken from West Bengal State Electricity Distribution Co. Ltd. Sealdah Division receives Power at two levels – 25 KV Single Phase supply derived from 4 Grid sub-station owned by WBSEDCL and feed to OHE though 4 feeding post viz. Titagarh, Ranaghat and Ashoknagar in SDAH/North Section and Sonarpur in SDAH/South Section and 132KV supply taken from WBSETCL through Railway owned Traction Transformer (21.6 MVA) at Barasat Traction Sub-station, Debagram. Traction Sub-station &Cossimbazar Traction Sub-station, Lakshmikantapur Traction Sub-station 132KV supply taken from M/s CESC through Railway owned Traction Transformer (21.6 MVA) at Chitpore.
Diagram of electrified section of Sealdah Division
ELECTRICAL – TRD FEATURES OF DIVISION
ORGANIZATION CHART
ASSET
|
Sl.
No.
|
Items
|
Present Status of SDAH Division
|
|
1
|
Electrified Track (Km)
|
1794.303
|
|
2
|
132 KV Traction Sub Station
|
05 (Chitpore, Barasat, Debagram ,Cossimbazar, Lakshmikantapur, Hotor)
|
|
3
|
Feeding Posts
|
04
(TGH, RHA, ASKR, & SPR)
|
|
4
|
Switching Station
|
64
|
|
5
|
Staff Strength (S/S)
|
850
|
|
6
|
Total on Roll Staff
|
746
|
|
7
|
OHE Maintenance Depots
|
12
|
|
8
|
PSI Maintenance Depot
|
3
|
|
9
|
Tower Wagons
|
14 (8 Wheeler – 07 nos., 4-Wheeler – 07 nos.)
|
Particulars of TSS/Feeding Posts of Sealdah
|
Sl.
No.
|
LOCATION OF
TSS /GSS/FP
|
Transformer
with capacity
|
Power supply authority
|
|
1
|
TGH/FP
|
02 nos. each 20 MVA
|
WBSEDCL
|
|
2
|
SPR/FP
|
02 nos. each 20 MVA
|
WBSEDCL
|
|
3
|
ASKR/FP
|
02 nos. each 7.5 MVA
|
WBSEDCL
|
|
4
|
RHA/FP
|
02 nos. each 12.5 MVA
|
WBSEDCL
|
|
5
|
CP/TSS
|
01 nos. each 21.6/30.24 MVA
|
CESC
|
|
6
|
LKPR/TSS
|
02 nos. each 21.6/30.24 MVA
|
WBSEDCL
|
|
7
|
BT/TSS
|
02 nos. each 21.6 MVA
|
WBSEDCL
|
|
8
|
DEB/TSS
|
01nos. 21.6 MVA,01 nos. 21.6/30.24 MVA
|
WBSEDCL
|
|
9
|
CSZ/TSS
|
01nos. 21.6 MVA ,01 nos. 21.6/30.24 MVA
|
WBSEDCL
|
|
|
Accessibility Controls
