Secondary signal controller for door calls, suitable for mounting in a 55 junction box, for connection of a secondary signal unit with its own power supply to the HTS/HTC 811-…, with screw-type terminals.Technical dataContact type:changeover contact max. 24 V, 2 AProtection system:IP 20Dimensions (mm) dia. x H:51 x 23Siedle NSC 602-0. Product colour: Black, Brand compatibility: Siedle, Certification: CE. Width: 51 mm, Height: 23 mm
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