इ टरन ट म नक Disclosure to Promote the Right To Information Whereas the Parliament of India has set out to provide a practical regime of right to information for citizens to secure access to information under the control of public authorities, in order to promote transparency and accountability in the working of every public authority, and whereas the attached publication of the Bureau of Indian Standards is of particular interest to the public, particularly disadvantaged communities and those engaged in the pursuit of education and knowledge, the attached public safety standard is made available to promote the timely dissemination of this information in an accurate manner to the public. ज न1 क अ+धक र, ज 1 क अ+धक र Mazdoor Kisan Shakti Sangathan The Right to Information, The Right to Live प0र 1 क छ ड न' 5 तरफ Jawaharlal Nehru Step Out From the Old to the New IS 8923 (1978): Warning symbol for dangerous voltages [ETD 20: Electrical Installation]! न $ एक न' भ रत क +नम-ण Satyanarayan Gangaram Pitroda Invent a New India Using Knowledge! न एक ऐस खज न > ज कभ च0र य नहB ज सकत ह ह Bhartṛhari Nītiśatakam Knowledge is such a treasure which cannot be stolen
IS:8923-1978 Indiun Standard WARNING SYMBOL FOR DANGEROUS VOLTAGES ( First Reprint JULY 1991 ) UDC 614.8.013:003.fj2:621.31.027.3 @ Copyriiht 1979 BUREAU OF INDI AN STANDARDS MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG NEW DELHI 110002 Gr 1 January 1979
IS:8923-1978
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IS:8923-1978 Indian Standard WARNING SYMBOL FOR DANGEROUS VOLTAGES 0. F 0 11. E W 0 K D 0.1 l%is liicli;lli SL ~II~.LL.~ wits adopted by tlic Intlixn Standards Institution on 25 Scpt<hnbcl l!j7:1, :tftcr the draft finalized by the Code of Practice lbr l owc~. I tlstallation a11tl M:~intcnance Sectional (I;ommittee had been approvt~l IJ~ the Electrotcchnical Division Council. 0.2 This sl;in~l;ii.(l 11;is 1 xxri ~wcp;i~~i with a view to sland;.lrcliz.c the 0 ~rr.~phical syml~ol 1 01, indication on the clcctrical rquipments ofthe hazard arising out of tl~ing~~~ous voltages. 0.3 1 11~ sy~llbol p~ olx~ d in this standard is in ;iddition to thu sign of hun~u~ skull and cross-bones, already recommended in LS : 2551-l 963*. LVllilc~ the lightning syml~ol of this standard can bc used OIL the cnclobtlrc s of cquipinc.nls wllicll arc normally hnndlctl by persons, such as operators, wirt.1m.n 01 cnginec*rs; the human skull and cross-bones, are to lx utilized li)r w;wliilkg. the general public against electrical hazards on supports ot clc:c:tric:,tl t~aus~uissiun and distribution pillars, pole nlountcd substations, ( I(. 0.4 In the: pr(.pr;ttioll of thib standa~cl lefcwncc IUS been n~adc to 1EC Pub : 41 7B (I!)731 Cr.tphic;~l symbols for use on equipment, pulaishecl hy the Illtcrnxtional Elcctrotcchnical Commission. 1. SCOPE 1.1 I his slar~l,ircl cuvc rs the symbol to be applied to electrical cpuipment to indicate: l~z,trtls arising out front dangerous voltages. 2. SYMBOL 3. APPLICATION
IS 8 8923-1978 3.2 All enclosures and all comlx~rtrncuts which do not cl~~lrl~~ show th;lt they contain electrical apparatus shall be marked with this symbol. 3.3 Location - It shall be located in a conspicuous place autl il necessary at niort than one ~&ICC. 3.4 The s)nlbol shall 1~ in signal IXX~ colour conl ornling to 1S : 5-19GI*. I- f z 50 63 80 100 I25 160 a 0.c; 0.8 1.0 1.2 l.ti 2 0 2.5 3.2 4.0 5.0 b 0
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