(19)

(11)

EP 1 214 727 A2

(12)

(88) Date of publication A3: 07.06.2001 (43) Date of publication: 19.06.2002 Bulletin 2002/25 (21) Application number: 00953001.5 (22) Date of filing: 28.06.2000

(51) International Patent Classification (IPC)7: H01H 33/66 (86) International application number: PCT/EP0006/263 (87) International publication number: WO 0109/912 (08.02.2001 Gazette 2001/06)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: LT LV MK RO SI (30) Priority: 30.07.1999 IT MI991720 (71) Applicant: ABB Service S.r.l. 20135 Milano (IT)	(72) Inventor: DOSMO, Renato I-24040 Brembate di Sopra (IT) (74) Representative: Giavarini, Francesco  ABB Service S.r.l.,Viale Edison, 50 20099 Sesto San Giovanni (MI) 20099 Sesto San Giovanni (MI) (IT)