HP LaserJet 3055 - Manual (Page 397)

Power consumption
Table C-3 Power consumption (average, in watts) 1
Product model Printing 2 Copying 2 Ready 2 PowerSave Off
HP LaserJet 3050
all-in-one 380 W 380 W 7 W 5 W 0 W
HP LaserJet 3052
all-in-one 380 W 380 W 14 W 9 W 0 W
HP LaserJet 3055
all-in-one 380 W 380 W 14 W 9 W 0 W
HP LaserJet 3390
all-in-one 351 W 339 W 15 W 13 W 0 W
HP LaserJet 3392
all-in-one 351 W 339 W 15 W 13 W 0 W
1 Values subject to change. See the appropriate Web site listed in HP Customer Care .
2 Power reported is highest values measured for monochrome printing/copying using all standard voltages.
3 Default time from Ready mode to PowerSave mode = 15 minutes.
4 Recovery time from PowerSave mode to start of printing = 5 seconds.
5 Maximum heat dissipation for all models in Ready mode = 51.2 BTU/hour.
6 HP LaserJet 3050/3052/3055 all-in-one speed is 19 ppm letter-size and 18 ppm A4-size. HP LaserJet 3390/3392 all-in-one
speed is 22 ppm letter-size and 21 ppm A4-size.
Environmental specifications
Table C-4 Environmental specifications
Recommended 1 Operating 1 Storage 1
(all-in-one and print cartridge)
Temperature
20° to 27° C
(68° to 81° F)
15° to 32.5° C
(59° to 90.5° F)
0° to 40° C
(32° to 104° F)
Relative humidity 20% to 70% 10% to 80% 95% or less
1 Values are subject to change. See the support Web sites listed in HP Customer Care for current information.
ENWW Power consumption 379