Digital Equipment DECconcentrator 500, Installation Manual, Page: 80 / 98

Specifications A–3
Table A–4: Shipping Environment
Parameter Value
Temperature
-40
°
C (-40
°
F) to 66
°
C (151
°
F)
Relative humidity 10% to 95% (noncondensing)
Altitude Sea level to 9.1 km (30,000 ft)
A.3 Electrical Specifications
The DECconcentrator 500 unit has power-cord options for all major Digital markets.
Table A–5 lists the DECconcentrator 500 electrical specifications for a fully confi-
gured concentrator.
Table A–5: Electrical Specifications
Parameter 120 Vac Operation 240 Vac Operation
Line voltage 110 V 220 V
Voltage tolerance 88 Vac to 132 Vac 176 Vac to 264 Vac
Power source phasing Single Single
Frequency 50/60 Hz 50/60 Hz
Line frequency tolerance 47 Hz to 63 Hz 47 Hz to 63 Hz
Input current (maximum) 2.3 ARMS at 88 VRMS line 1.2 ARMS at 176 VRMS line
Input current (typical) 1.6 ARMS at 88 VRMS line 0.92 ARMS at 176 VRMS line
Input power (maximum) 120 W
(input VA 200 maximum) 120 W
(input VA 200 maximum)
Input power (typical) 105 W
(input VA 155) 105 W
(input VA 177)
Over voltage condition 150 VRMS for 1 second
maximum 300 VRMS for 1 second
maximum
Cold start inrush current Low range: 35 A peak
High range: 35 A peak Low range: 35 A peak
High range: 35 A peak
Heat dissipation (maximum) 120 W 120 W
Heat dissipation (typical) 105 W 105 W