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Chapter 3 Specifications
This chapter provides the technical data for the OfficeServ500 hybrid/key telephone system
as follows.
y Electrical Specifications (PSU-B)
y Dimensions and Weights
y Environmental Limits
y Cable Requirements
y Reserve Power Duration Estimates
y System Tones
y Keyset LED Indications
Electrical Specifications (PSU-B)
AC INPUT
100–120 (88–132) VAC (48–63 Hz)
220–240 (180–260) VAC (48–63 Hz)
POWER CONSUMPTION (MAX) 150 WATTS PER PSU FUSE RATING 5 AMP*
DC OUTPUT
+5 VOLTS 7.0 AMPS MAX
-5 VOLTS 1.5 AMPS MAX
-48 VOLTS 1.4 AMPS MAXIMUM
-54 VOLTS Charger 0.45 AMPS MAX
* The maximum power consumption for a shelf containing two PSU-Bs is 270 Watts.
Warning
You must use only PSU-B power supplies with your OfficeServ500 system.
Dimensions and Weights
BASIC SYSTEM
HEIGHT
(mm)
WIDTH
(mm)
DEPTH
(mm)
WEIGHT
(kg)
SINGLE CABINET* 438 563 300 15.5
EXPANDED SYSTEM: TWO CABINETS* 875 563 300 31
EXPANDED SYSTEM: THREE CABINETS* 1313 563 300 47.7
DOOR PHONE 125 97 31 0.2
* Without legs/castors
Environmental Limits
OPERATING TEMPERATURE 32–104 °F/0–40 °C
STORAGE TEMPERATURE -13–158 °F/-25–70 °C
HUMIDITY 10%–90% non-condensing