Environmental specifications – HP Color LaserJet 2550 Printer series User Manual
Page 148
Electrical specifications
Item
110-volt models
220-volt models
Power supply
115 to 127 V (+/- 10 %)
220 to 240 V (+/- 10 %)
50 to 60 Hz (+/- 2 Hz)
50 to 60 Hz (+/- 2 Hz)
Power consumption (typical)
During printing (color)
224 W (average)
217 W (average)
During printing (black and
white)
400 W (average)
400 W (average)
During standby
15 W (average)
19 W (average)
Off mode
0 W (average)
0 W (average)
Heat output
Idle
51 BTU/hr
61 BTU/hr
Minimum recommended circuit
capacity
12 A
6 A
CAUTION
Power requirements are based on the country/region where the printer is sold. Do not
convert operating voltages. This will damage the printer and void the product warranty.
Environmental specifications
Recommended
1
Operating
1
Storage
1
(printer and print
cartridge)
Temperature
20° to 27° C
(68° to 81° F)
15° to 32.5° C
(59° to 90.5° F)
-20° to 40° C
(-4° to 104° F)
Relative humidity
20 to 70 percent
10 to 80 percent
95 percent or less
1
Values are subject to
for current information.
Acoustic emissions (HP color LaserJet 2550 series)
Sound Power Level
Declared per ISO 9296
1
Printing (20 ppm)
L
WAd
= 6.6 Bels (A) [66 dB (A)]
SPL-Bystander Position
Declared per ISO 9296
1
Printing (20 ppm)
L
pAm
= 52 dB(A)
1
Values are subject to
for current information.
138
Appendix C Specifications
ENWW