6- CABLE-1-Model

230V AC

110V DC

110V DC

VOLTAGE

230 V AC

14

13

AC DISTRIBUTION BOARD

LT SUPPLY TRANSFORMAR TO

15A DC FUSE BOX TO

TERMINAL BOARD

SUPPLY

AC POWER

-DO-

12

11

6

4,5

1,2,3

REFNo

110 V BATTERYCHARGER

AC DISTRIBUTION BOARD

FROM 110 V BATTERY SET TO

15A DC DISTRIBUTION BOARD

FUSE BOX AND FUSE BOX TO

TO 110V BATTERY

FROM INTREUPTOR TO

SUPPLYDC POWER

-DO-

-DO-

FROM INTERRUPTOR

FROM INTERRUPTOR TO INTERRUPTOR

TO TERMINAL BOARD

RUN OF CABLE

CONTROL

SUPPLYHEATER

INDICATION&

PURPOSE

2CORE 25 sqmm ARMOURED CABLE WITH ALUMINIUM CONDUCTORSPVC INSULATED AND SHEATED.(1100 V GRADE)

-DO- -DO-

-do-16m

-do- 6m

(1100V GRADE)

-DO-

2CORE 2.5 sqmm UNARMOURED

PVC INSULATED AND SHEATED.CABLE WITH COPPER CONDUCTORS

(1100V GRADE)

-DO-

-DO-

-DO-

TWO RUN OF CABLE

PVC INSULATED AND SHEATED.WITH ALUMINIUM CONDUCTORS2 CORE 4.0 sqmm UNARMOURED CABLE

DETAILS OF CABLE

CABLE WITH COPPER CONDUCTORSPVC INSULATED AND SHEATED.

7 CORE 2.5 sqmm UNARMOURED

(1100V GRADE)

-do-

-do-

5m

6m

-do-

58.50mIS1554

-do-

(PT-1)1976

24m

SPEC . LENGTHIN METERS

APPROX

FROM PT TYPE-1

TO TERMINAL BOARD.

2 CORE, 2.5 sqmm UNARMOUREDCABLE WITH COPPER CONDUCTORSPVC INSULATED AND SHEATHED(1100V GRADE)

100V ACCATENARYVOLTAGE

INDICATION7,8,9,1032m-do-

1. ALL DIMENSIONS ARE IN mm UNLESS OTHERWISE SPECIFIED.

2. WHEREVER 50X6 EARTHING FLATS ARE WELDED, THE MS. SURFACES OF JUNCTIONS SHALL BE SCRAPPED OUT

BEFORE WELDING AND SHALL BE TREATED FOR ANTICORROSION AS PER STANDARD PRACTICE.3. RESISTANCE OF HT EARTH CIRCUITS SHALL BE LESSTHAN 2 OHMS.4. THE MS FLATS FORMING THE HT EARTH BUS SHALL BE BURRIED AT A DEPTH OF 300 mm BELOW GROUND LEVEL

AND LT EARTH BUS SHALL BE FIXEDTO WALL INSIDE THE CUBICLE AT THE HEIGHT OF 300 mm FROM FLOOR LEVEL

5. RESISTANCE OF LT EARTH CIRCUIT SHALL BE LESSTHAN 2 OHMS.6. FOR ARRANGEMENT OF SINGLE &MULTIPLE EARTHING STATIONS REFER STY NO 01&02 OF DRG NO ETI OHE/P/7020. 7. IF NECESSERY, EARTHINGSTATIONS SHALL BE ADDED IN PARALLEL TO BRING DOWN THE EARTH RESISTANCE

9. IF NECESSARY EARTHING STATIONS SHALL BE ADDED IN PARALLEL TO BRINGDOWN THE EARTH RESISTANCE

8. THE MS FLATS SHALL BE PAINTED WITH TWO COATS OF REDOXIDE ZINC CHROMATE PRIMER AND FINISHED WITH

MEANS OF 2 Nos.OF 8 SWG GI WIRES.

NOTES

WITH SUITABLE SUPPORTING ON TEAK WOOD BLOCKS

LESS THAN 2 OHMS

TWO COATS OF BITUMEN.

TO LESS THAN 2 OHMS10. EARTHING OF BATTERY CHARGER, RC PANEL AND L.T. DISTRIBUTION BOARD SHALL BE DONE BY

REINDIAN RAILWAYS

15 TERMINAL BOARD 1 unit