| 摘要 |
FIELD: personal use articles. ^ SUBSTANCE: electrical device (1), in particular, terminal facility (1) for household intercommunication system, comprises a housing (2) of the device with a base mounting element (26) and with a front part (28) of the housing containing the functional elements of the housing and the connector (62) attached to the base element (26). The connector (62) is with an ability of electrical connection with the functional elements with springy clamping contact elements (70), and contains two connecting clamps (66) for two-wire bus and for outer floor call buttons, respectively, as well as two additional connecting clamps (66) for additional power supply; also the means for automatic recognition of an additional power supply is provided and for implementation of additional functions in case of recognised existence of an additional power supply. ^ EFFECT: simplifying and speeding up of installation. ^ 15 cl, 5 dwg |
