Juniper EX4400 - Page 287

Table 86: Typical Acousc Noise for EX4400 Switches (Connued)
Switch Model Power Supply or Power Supplies Installed Typical Acousc Noise
in dB(A)
Two 550-W AC power supplies with front-to-back airow 42.87
Two 550-W AC power supplies with back-to-front airow 44.64
Two 550-W DC power supplies with front-to-back airow 42.73
Two 550-W DC power supplies with back-to-front airow 44.72
EX4400-48P One 1600-W AC power supply with front-to-back airow 44.78
Two 1600-W AC power supplies with front-to-back airow 44.68
EX4400-48MP One 1600-W AC power supply with front-to-back airow 44.16
Two 1600-W AC power supplies with front-to-back airow 44.5
EX4400-48F One 550-W AC power supply with front-to-back airow 43.23
One 550-W AC power supply with back-to-front airow 44.91
One 550-W DC power supply with front-to-back airow 43.71
One 550-W DC power supply with back-to-front airow 44.93
Two 550-W AC power supplies with front-to-back airow 43.35
Two 550-W AC power supplies with back-to-front airow 44.79
Two 550-W DC power supplies with front-to-back airow 43.69
279