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Circuit structure / Specifications Super DKX
S System
Super DKX
M System
Basic cabinet Basic + Expansion cabinet Basic + Expansion cabinet X 2
Circuit CO Line + Station Lines (Ultimate) 28 36 72 108
CO Lines (Initial / Ultimate) 0/8 0/16 0/32 0/48
ISDN Lines (Initial / Ultimate) 0/4(2B+D) 0/8 0/16 0/16
Key telephone (Initial / Ultimate) 6/26 0/32 00/64 0/96
Single-line telephone (Initial / Ultimate) 2/22 0/20 0/52 0/84
Key service unit Dimension (mm) W X D X H 467x142x302 549x203x384 549x203x641 549x203x898
Net weight (KG) 6.5 16.5 29.0 41.5
Power supply Commericial AC Power Supply
Power consumption (Max.) (W) 120 149 298 447
Key telephone Dimension (mm)
W X D X H / Net weight (KG)
Standard : 175x227x99 / 0.8
Large LCD Model : 175x227x99 / 0.9
Environmental conditions 0 - 40 C degree (Ambient temperature) 20 - 85% (Relative humidity)
Wiring 1 pair (2 wires) Star connection
Station line resitance Key telephone : Max. 40 ohms in loop and within 300m
Single line telephone : Max. 500 ohms in loop