PWR-C2-640WDC=

PWR-C2-640 WDC= Specification

Power Supply Rated Maximum

640W

Total Output BTU (Note: 1000 BTU per hr = 293 W)

2188 BTU/hr, 640W

Input-Voltage Range and Frequency

(Note: ±10% of “Input-Voltage Range”)

-36VDC to -72VDC

Input Current

21 – 10.5 A

Output Ratings

12V @ 20.83A

-54V @ 7.36A

Output Holdup Time

> 2ms@-48VDC

Power-Supply Input Receptacles

Terminal strip

Power Cord Rating

20A @ 100VDC

Physical Specifications

(H x W x D): 1.58 X 3.75 X 11.75 in (4.0 x 9.5 x 29.8 cm)

Weight: 2.75 lb

(1.25 kg)

Operating Temperature

For the operating temperature ranges at various altitudes of AC and DC power supply module powered switches, see Table 1.

Storage Temperature

-40 to 158°F (-40 to 70°C)

Relative Humidity Operating and Nonoperating Noncondensing

5 to 96% noncondensing

Altitude

16,400 ft. (5,000 meters)

MTBF

Calculated MTBF must be greater than 300,000 using Telcordia SR-332, Method 1, Issue 3. Demonstrated MTBF is 500,000 hr (with 90% confidence level).

EMI and EMC Compliance

“AC OK”: Input power to the power supply is OK

“PS OK”: Output power from the power supply is OK

Safety Compliance

For the operating temperature ranges at various altitudes of AC and DC power supply module powered switches, see Table 1.

LED Indicators

-40 to 158°F (-40 to 70°C)