1、 - COVER SHEET ISSUE: First - 1981-01-23 EUROPEAN COMHITTEE FOR ELECTHOTECHNICAL . STANDARD1 ZATION . CENELEC HARMONIZATION DOCUIIENT HD 408 I IEC 129 (1975 - 2na edition) Alternating current disconnectors (Isolators) and earthing switches (with common CEJELEC modification) l I This Harmonization Do
2、cument was adoptedby CENELEC on 1979-09-17. The National Electrotechnical Committees, members of CENELXC, in ,- A- : : Austria B : Belgium CH : Switzerland D : Germany DK : Denmark E. : Spain F : France . I : Italy .IRL : Ireland . .L : Luxemburg -: N : Norway- NL : Netherlands . P - : Portugal Ei -
3、 .: Gweden . UK . : United Kingdom . : Finland . . . . SF Reference of the relevant National Harmonized Standards Over lea f. are obliged, in accordance with the CENELEC .Internal Regulations, to implement this Harmonization Document-in their respective country by - Issuing harmonized national stand
4、ard(s1 and/or - Vitharawing conflicting nalional standard(s) Latest date of implementation 1980-09-01 3404583 0005637 B A OVE-S 12/1971, B NBN C 64-111 (1978) . / CH. SEV 3371 0 1979 D DK : DS/IEC 129 (1976) .E F I IRL : NOS L : NOS N NL P S SF. : NOS UK : NF C 64-160 (1978) - BS 5253 : 1975 A dev A
5、 dev NOS No nntioml standard corresponding to the Harmonization SP Standard in preparation m Standard under revision A dev National deviation due to regulations B dev National deviation due to particular technical requirements Document for a transitional period q- “HARMONIZATION DOCUF3Nf 3OCUHENT D
6、I BARMONISATION HD 408 AUGGST 1980 RkRMONISIE4UNGSDOKUIT Date of- approva: 1379-09-17 _- u.- 1 UDC together with the indication of cornnon CEF;ELEC iiiodifj catfon - - _I- .- -“-_I-.-_F alish version ALTERNATIKG CURRENT DISCOMNECTO2S (ISOLATORS) AND EARTEI XG SVITCiIES . SECTIONNEURS A COU2ANT ALTr;
7、9I1,4TIF ET SECTIONF!URS DZ TERRE WE C 1 SEI; S TR OHTRE NNS CHAL TER U ND El? DE EGS S C BAL TER The CEiELEC Technical, Cornitlittee TC 17A confirmed at the meeting in Rom on 22th April, the IEC Publication 129 (19751, which bears the above title, as i: Harmonization Document, with the foll.c;wing
8、 modification its decision to endorse - Clause 1 - Table I - Add: - IOo C for oil filled outdoor disconneclor“ EUROPEAN CONMITTEE FOI: ELECTNOTECHNICAL STANDiRDIZATION COMITE EUROPEEhT DE NORHALISA-YIOB ELECTROTXCIZNTQUE EUROPA IS c HE s KOMI TEE FR ELE rmn OTE CHIJI s CIIE imm NG GENERAL SECRETIL?TAT : 2, rue Br h t O ;eserreci to national- nismber organisations
