Table 2. AC power specifications (continued)
Requirement Description
Power factor 0.98 min at full load, low voltage
Heat dissipation (operating maximum) 1.69 x 10
6
J/hr (1604 Btu/hr) max
In-rush current 37.6 A max for ½ line cycle "cold," per line cord at 240 V ac
38 A max for ½ line cycle "hot," per line cord at 240 V ac
Startup surge current 29 A max, prior to HVDC regulation, during startup or after AC interruption
AC protection Flex Optimus, 16 A fuse on the line side of each power supply, both phases
Acbel Optimus, 15A fuse on the line side of each power supply, both phases
AC inlet type IEC320-C14 appliance coupler, per power supply
Ride-through time 12 ms min
Current sharing ± 5% of full load, between power supplies
Dimensions and weight
Table 3. Dimensions and weight
Dimensions Vertical size Weight (see note)
Height: 3.40 in (8.64 cm)
2 NEMA units 80lbs (36.3 kg)Width: 17.50 in (44.45 cm)
Depth: 30.5" in (77.5 cm)
Note: The weight does not include mounting rails. Allow 2.3-4.5 kg (5-10 lb) for a rail set. The weights listed in this table do
n
ot describe enclosures with solid state disk drives with Flash memory (called Flash or SSD drives). These Flash drive modules
weigh 20.8 ounces (1.3 lb) each.
Specifications 7
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