MAIN CHARACTERISTICS range of product UNICA range UNICA device application SIGNALLING product or component type ELECTRONIC BELL aesthetic name UNICA TOP-UNICA CLASS device presentation MECHANISM [Ue] rated operational voltage 230 V AC 5060 HZ number of modules 2 MODULES fixing mode CLIP-IN cover plate colour tint GRAPHITE market segment RESIDENTIAL COMPLEMETARY CHARACTERISTICS current consumption 14 MA type of setting 5 PROGRAMMABLE MELODIES connections - terminals SCREW TERMINALS acoustic level 70 DB 1M cable cross section