NCR 7455 Benutzerhandbuch
Site Preparation
23
Power Requirements
Core module contain a three-wire, single-phase, selectable 120/240 volt
AC, 95 Watt power supply. The supply powers the retail terminal,
DynaKey, MSR, some scanner, VFD display, keyboard, USB interface,
cash drawer, and PCMCIA cards.
AC, 95 Watt power supply. The supply powers the retail terminal,
DynaKey, MSR, some scanner, VFD display, keyboard, USB interface,
cash drawer, and PCMCIA cards.
The following tables show operating specifications for the power
supply.
supply.
Maximum Input Power Specifications
120 volt
240 volt
Voltage Ranges
90 - 136 VAC
198 - 257 VAC
Frequency
50/60 Hz
50/60 Hz
Current (A)
1.0
0.5
Power (W)
90
90
Power Factor (typical)
0.48
0.38
Typical Power Requirements
System
Retail Terminal Condition
Amps
Watts
KVA
120 Volt
7455 Soft OFF
0.39
20.9
0.04
7455 Idle (Power ON)
0.59
35.3
0.07
7455 Active with 4x20
display ON
display ON
0.66
38.3
0.08
240 Volt
7455 Soft OFF
0.25
18.5
0.05
7455 Idle (Power ON)
0.38
37.6
0.10
7455 Active with 4x20
display ON
display ON
0.43
40.6
0.11