Installation guide

Power Supply Specifications
BlackDiamond 20808 Switch Hardware Installation Guide
127
Power Supply Specifications
Storage & Transportation
Conditions (Packaged)
Transportation temperature: –40° C to 70° C (–40° F to 158° F)
Storage and transportation humidity: 10% to 93% relative humidity, non-
condensing
Packaged shock (half sine):
<50 kg 180 m/s
2
(10 g), 6 ms, 600 shocks, modules
>50 kg 100 m/s
2
(6 g), 11 ms, 600 shocks, chassis
Packaged random vibration: 5 to 20 Hz @ 1.0 ASD w/–3 dB/oct.
from 20 to 200 Hz
Packaged sinusoidal vibration: 5 to 62 Hz, 5 mm/s velocity, 62 to 200 Hz,
0.2 g
Tilt: 22.5 degrees and return to position
14 drops minimum on sides & corners
@ 39.4" <20 lb (9 kg) modules
@ 19.7" <80 lb (36 kg) chassis
Acoustic Sound (BlackDiamond 20808 switch with AC Power Supplies)
Sound power in accordance with
EN 300 753 (10-1997)
Sound power
Normal: 70.6 dBA per ISO 7779
High: 75.1 dBA per ISO 7779
Maximum: 82.4 per ISO 7779
Declared sound power
Normal: 7.2 belsA per ISO 7779 & ISO 9296
High: 7.6 belsA per ISO 7779 & ISO 9296
Sound pressure in accordance
with NEBS GR-63 Issue 2
Bystander sound pressure
Normal: 64 dBA front side @ 0.6m
High: 66 dBA left side @ 0.6m
* Short-term operation is permitted at –5°C to 0°C and 40°C to 55°C, for no
more than 96 consecutive hours and a total of not more than 15 days in 1
year.
Table 12: Specifications for the 2400 W AC Power Supply
Minimum configuration 1 power supply
Maximum configuration 5 power supplies
Input Nominal input: 200 to 240 V , 50/60 Hz, 13 A max
AC voltage input range: 180 to 264 V
Maximum input amperages:
10 A @ 264 V (high-line)
13 A @ 180 V (low-line)
AC line frequency: 47 to 63 Hz
Output DC output: 48 V , 50 A/12 V , 1.2 A
DC output power (W): 2413 W
Power supply cord selection Refer to “Selecting Power Supply Cords” on page 116.
AC power supply input socket IEC 320 C19
Minimum wire size 14 AWG (2.06 mm
2
) copper stranded
(pre-approved cord set for county of use)
Table 11: BlackDiamond 20808 Switch Technical Specifications (Continued)