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https://www.se.com/th/en/faqs/FA309793/ What's the frequency of blinking function of XVU? | Schneider Electric Thailand The frequency is 1Hz (ON: 500ms, OFF: 500ms). the frequency schneider electric https://somatelec.com/boutique/harmony-xvu-socle-de-montage-direct-2-vis-noir Somatelec - Harmony XVU - socle de montage direct - 2 vis - noir de montage harmony xvu socle direct