User Manual

DC MegaPAC Operator’s Manual
Rev. 3/04 Vicor 800-735-6200 Mission Power Solutions [phone] (phone) or [phone] (fax) Pg. 15
Specifications
Input Characteristics
Input Voltage 12 Vdc (10-20), 24 Vdc (18-36), 36 Vdc (21-56),
48 Vdc (36-76),
72 Vdc (55-100)
Power Factor 1.0
Line Regulation 0.2% max. from 10% to full load
Inrush Current 5A peak @ 48 Vdc input
Conducted EMI BTR 2511
Issue 4
Transient Surge EN/IEC 1000-4-2 Level 4
Output Characteristics
Load Regulation 0.2% max. from 10% to 100% load
0.5% max. from 0% to 10% load
Setpoint Accuracy 1% for standard voltages
2% for special or adjustable voltages
Ripple and Noise Std. outputs: 2% or 100 mV p-p max., whichever is greater, 10% min. load
VXI options (
<
24V outputs): 50 mV p-p max for outputs
<
15 Vdc;
150 mV p-p max. for 24 Vdc outputs
QPAC, DualQPAC, JuniorPAC, RAMPAC: <10mV p-p max.
Overcurrent Protection 105-130% > 5V outputs & DualPACs, JuniorPACs, RAMPACs, DualQPACS,
JuniorQPACs
30-125%
<
5V outputs
Overvoltage Protection ModuPACs and QPACs: 115-135%
N/A to DualPACs, JuniorPACs, BatPACs, RAMPACs, DualQPACs and
JuniorQPACs
Efficiency 83% typical
Output Power 1600W @ 45°C (Output power dependent upon Input voltage)
Environmental Characteristics
Storage Temperature -40°C to +65°C
Operating Temperature C-grade: 0°C to +45°C full power, 0°C to +65°C half power
I-grade: -20°C to +45°C, -20°C to +65°C half power
See temperature derating curves.
Safety Approvals UL 1950 (2nd), CSA C22.2 No. 234, IEC 950, EN 60 950
Product Weights 9.25 lbs (4,2 kg) fully configured
0.7 s (0,32 kg) ConverterPAC
Warranty 1 year
Humidity 0-95% noncondensing
Altitude 15,000 feet maximum. Derates linearly.