(19)

(11)

EP 1 243 012 A1

(12)

(43) Date of publication: 25.09.2002 Bulletin 2002/39 (21) Application number: 00977536.2 (22) Date of filing: 03.11.2000

(51) International Patent Classification (IPC)7: H01H 83/14 (86) International application number: PCT/EP0011/231 (87) International publication number: WO 0104/5128 (21.06.2001 Gazette 2001/25)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL MK RO SI (30) Priority: 16.12.1999 IT MI992609 (71) Applicant: ABB Service Srl 20135 Milano (IT)	(72) Inventor: DOSMO, Renato I-24040 Brembate di Sopra (IT) (74) Representative: Giavarini, Francesco  GIAVARINI E ASSOCIATI S.R.L.Via XX Settembre, 58/A 24122 Bergamo 24122 Bergamo (IT)