HP 2550L HP Color LaserJet 2550 series - User Guide - Page 148
Electrical specifications, Environmental specifications - color laserjet cartridges
UPC - 829160808703
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CAUTION Electrical specifications Item Power supply 110-volt models 115 to 127 V (+/- 10 %) Power consumption (typical) 50 to 60 Hz (+/- 2 Hz) During printing (color) During printing (black and white) During standby 224 W (average) 400 W (average) 15 W (average) Off mode Heat output 0 W (average) Idle Minimum recommended circuit capacity 51 BTU/hr 12 A 220-volt models 220 to 240 V (+/- 10 %) 50 to 60 Hz (+/- 2 Hz) 217 W (average) 400 W (average) 19 W (average) 0 W (average) 61 BTU/hr 6 A 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 Recommended1 Operating1 Storage1 (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 1Values are subject to change. See http://www.hp.com/support/clj2550 for current information. Acoustic emissions (HP color LaserJet 2550 series) Sound Power Level Declared per ISO 92961 Printing (20 ppm) SPL-Bystander Position LWAd = 6.6 Bels (A) [66 dB (A)] Declared per ISO 92961 Printing (20 ppm) LpAm = 52 dB(A) 1Values are subject to change. See http://www.hp.com/support/clj2550 for current information. 138 Appendix C Specifications ENWW