bala rampur

7/21/2019 Bala Rampur

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SAFETY IN ELECTRICALSYSTEM

Safety SeminarBalarampur 33/11 KV Substation

WBSEDCL

WESTBENGAL STATE E

LECTRICITY DISTRIBUTION COMPANYLIMITED

ESTD

2007


2/23

Safetyis The condition of being safe, freedomfrom danger, harm or risk. In simple it is the

technique of avoiding ccident.

ccidentis an unplanned and une!pected event"hich causes o# li$ely to cause an in%u#y&even death

to human 'eing( animal(damage to equipment o#

envi#onment.

)*T IS S+ET,-


3/23

#inciple of accident p#evention

ccident do not %ust happened( it is caused.


4/23

Root Causes of accident

Attitude problems:-

Lack of discipline

Overcondence

Carelessness

Abscent-mindedness

Lack of interest


5/23

Identified causes of accidents

Improper Maintenance

* Non-observance of Safety Rules.


6/23

Improper Maintenance

i) Snappin of conductor

ii) Loose- sa conductor

ii)!art"in failure

iii) !#uipment failure iv) Insu$cient

clearance

Cause of Accident


7/23

Identified Causes of Accident

* Non-observance of Safety Rules

Fall from heiht Shut !o"n failure

Failure to maintain safe clearance from

ad#acent live line $n"illin to use %%&s


8/23

Measures to avoid such accidents :

Replacement of aged conductors, insulators, bracketsand other line materials is to be ensured.

Standard span and proper stringing and sagging bothfor L.T. and H.T. installation is to be maintained.

G.I. wires to be replaced by !SR conductor."eriodical Trimming of trees and tree branches.Regular inspection and super#ision during construction,

repair and maintenance work.

"eriodical checking $maintenance of trippingsystems%functioning of relay & for '' k# (.H. Systems.Rated fuse in H.T. ) L.T. is to be maintained.*i+ing of !radle Guards under HT lines .

*i+ing of L.T. Spacers throughout the LT line.


9/23

The following are the ro!a!le reasons forwhich such accidents are occurred"

&' S"utdo(n and breakdo(n procedures are notproperl follo(ed * permit to (ork card notproperl used

+' Inorance reardin disc"arin of line *e#uipments before startin of maintenance (ork'

,' n-(illin to use .ersonal .rotective!#uipments/..!)

0' !1ecution of (ork b mentall*p"sicall untperson

2' !1ecution of (ork b un-licensed*un-trained *

un-aut"orised person'3' 4ailure to maintain safe clearance from ad%acent

live line*e#uipment'5' Lack of kno(lede about electrical sstem *

laout'6' 7i8erent circuit not properl marked *labeled'

on (bser#ance of Safety Rules


10/23

The following measures are to be adopted

&';rainin and a(areness prorams are to beorani


11/23

The following are the remedial measures

to a#oid such accident&';o ensure availabilit > use of safet belt >

ladder'+';o ensure t"e deploment of trained

(orkmen for doin %ob in "ei"t',' =o (orkmen s"ould be allo(ed to (ork in

"ei"t in into1icated* p"sicall or mentall

unt condition'0'An (ork above t"e round level s"ould be

carried out under t"e supervision of ane1perienced person'

2' ?ork s"ould be done steadil '


12/23

'&S( )&NA+ S(A(& &+&C(RICI(, !IS(RI)$(IN C. +(!.

E/IT1T3 )/4 5/D6. Date o.333333

2. To )hom Issued

8i9 ame of the competent pe#son

8ii9 Designation

8iii9 lace of osting

:. atu#e of )o#$ to 'e pe#fo#med

;. Details of s"itching ope#ation(


13/23

Shutdown For#at

Ser ia l no $ %ated$Na#e of the

!rea&down'shutdown feeder

Nature of wor&to !e erfor#ed

Shutdown given !( )on %ut( oerator*+hether ,er#it

to wor&issued'not$

Shutdown ta&en !( %et$E#$'Cont$E#$

Method of

ta&ingshutdown

Shutdownwithdrawn)Clearance*%et$E#$'Cont$ E#$

Ch ar ged ! ()o n %u t( o erat or* Re #a r&s

Na#e . %esig$

Signature. date

Ti#e Yes'No Na#e . %esig$

Signature.date

Ti#e/0F' or,erson

Na#e . %esig$

Signatur.date

Ti#e Na#e . %esig$

Signature. date

Ti#e

&

+

,

0

2

3

5

6

9

&

&&

&+


14/23


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20/23

')S&!C+ /

Initiative to 'e ta$en

0 Bive equal p#io#ity

to Safety "ith othe#'usiness.


21/23

F3R +4SE%CL

Se#ial

oame of the Equipment Specification 1uantity

Safety Aelt along "ith 'ac$ #est

8full 'ody ha#ness2 >0C of total=inesman

Steel snap hoo$( st#ength 322 $n(

IS3:.< 4gs

IS - 2?7?&D#y 5hemical o"de#

type(5apacity < 4gs. IS -267692 Fire &:tinuisher nos

ne 'ottle3otassium pe#


22/23

;2 First-Aid bo:

ne 'ottle3otassium pe#

anganet c#ystal(62nos #olle#

F t#iangula# 'andageSte#iliGed

cotton "ool( oneAottle

mic#och#ome82C9

sol. in "ate#( aspi#in ta'let(

Au#n %ell "ith 'u#n3d#essing

3 set

Remote sensorv rade IS-877

as per site re?uirement

3/2 5eat proof Apron@ ac>et nos----

332 Safety oles

3 nos

nos

32 FR% Safety ladder Self@'all supported

----


23/23

Thank You

')S&!C+

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