(19)

(11)

EP 4 179 511 A1

(12)

(43) Date of publication: 17.05.2023 Bulletin 2023/20 (21) Application number: 21948606.5 (22) Date of filing: 29.06.2021

(51) International Patent Classification (IPC):  G08B 21/18(2006.01) G08B 5/36(2006.01) (52) Cooperative Patent Classification (CPC): G08B 5/36 (86) International application number: PCT/SG2021/050379 (87) International publication number: WO 2023/277784 (05.01.2023 Gazette 2023/01)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (71) Applicant: Schneider Electric Asia Pte. Ltd. Singapore 339505 (SG)	(72) Inventor: PRAKASAM, Indira Singapore 339505 (SG) (74) Representative: Vidon Brevets & Stratégie  16B, rue de Jouanet BP 90333 35703 Rennes Cedex 7 35703 Rennes Cedex 7 (FR)