Electronic switching actuator, Busch installation bus KNX, REG actuators HKL, Electronic switching actuator 8-way 8 electronic outputs (silent) For connecting at least 4 thermoelectric actuators 6164/10-102 or 6164/11-102. With manual operation. The bus connection is made via the enclosed bus terminal. Connections: KNX line: bus connection terminal Outputs: 8x electronic output, non-floating, 24 V-/~ - 230 V~ Nominal current: 1 A Protection class device: IP 20 Temperature range device: -5 °C to 45 °C Dimensions (H x W x D): 90 mm x 144 mm x 64 mm Installation depth: 68 mm Division unit: 8 TE