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Chapter 3 Specifications
This chapter provides the technical data for the OfficeServ500 hybrid/key telephone system
as follows.
Electrical Specifications (PSU-B)
Dimensions and Weights
Environmental Limits
Cable Requirements
Reserve Power Duration Estimates
System Tones
Keyset LED Indications
Electrical Specifications (PSU-B)
AC INPUT
POWER CONSUMPTION (MAX)
DC OUTPUT
* The maximum power consumption for a shelf containing two PSU-Bs is 270 Watts.
You must use only PSU-B power supplies with your OfficeServ500 system.
Dimensions and Weights
SINGLE CABINET*
EXPANDED SYSTEM: TWO CABINETS*
EXPANDED SYSTEM: THREE CABINETS*
DOOR PHONE
* Without legs/castors
Environmental Limits
OPERATING TEMPERATURE
STORAGE TEMPERATURE
HUMIDITY
100–120 (88–132) VAC (48–63 Hz)
220–240 (180–260) VAC (48–63 Hz)
150 WATTS PER PSU FUSE RATING 5 AMP*
+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
BASIC SYSTEM
32–104 °F/0–40 °C
-13–158 °F/-25–70 °C
10%–90% non-condensing
Warning
HEIGHT
WIDTH
(mm)
(mm)
438
563
875
563
1313
563
125
97
3-1
DEPTH
WEIGHT
(mm)
(kg)
300
15.5
300
31
300
47.7
31
0.2
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