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VTA98013-01
500W AC/DC Multi-Output Power Drawer
 
FEATURES
           
-      Up to 500 Watts Output Power
-      DOD-STD-1399, Section 300A, Type I Power compliant
-      High Input/Output Isolation
-      Low Output Ripple
-      Continuous Short Circuit Protection
-      Thermal Protection
-      DC Test Points / Output Status Signals
 
This Power Drawer, used in Submarine Ship Control applications, features a low profile package of 12.0Ó L x 5.5Ó W x 3.3Ó H or 1.84Watt/in3. It has excellent load regulation, input filtering, and low output ripple as well as current limiting/thermal shutdown protection.
 
Input Specifications:
Steady State Voltage................................................ 107 to 123 VAC
Surge Voltage.......................................................... 92 and 138 VAC for 0.1s
Frequency............................................................... 58.2 to 61.8 Hz
Isolation Resistance................................................. 10 M½ L1 or L2 to chassis @ 500 Vdc
Input Capacitive Loading ........................................  < 0.1 mF L1 or L2 to chassis
Harmonic Distortion............................................... per MIL-STD-1399 Section 300A
Power Factor (full load).......................................... 0.95
 
Output Specifications:
Nominal             Nominal             DC                     Ripple             Max.             Current  
Voltage               Current               Regulation          & Noise          Power           Limiting
+28 VDC            5.0 A                  ±1.4 Vdc             <.280 Vp-p        Note 1         18.2 A min
+28 VDC            2.0 A                  ±1.4 Vdc             <.280 Vp-p        112W          4.0A min
+15 VDC            5.0 A                  ±0.8 Vdc             <.015 Vp-p        150W          10.2 A min
Ð15 VDC            5.0 A                  ±0.8 Vdc             <.015 Vp-p        150W          10.2 A min
Note 1: Maximum total output power is 500W 
Raw Battery............................................................. 24Vdc @ 10 A hour
Battery Charger....................................................... 24 ± 4 Vdc @ 1 to 2 A (adj. float charge)
Over-voltage Protection........................................... < 120% of Rated O/P Voltage, any channel
Over-current Protection ..........................................   < 125% of Full Rated Load, any channel
Efficiency (at full load)............................................   > 70%
Output Status .........................................................   Available on each channel. Provide Òoutput
                                                                                   statusÓ when voltages are not within ±5% of nominal values.
AC Ð OK LED .......................................................  Indicates AC I/P Power is ON and within specifications.
Thermal Detection................................................... Base-plate temp @ 80 ± 2¡C (closes
                                                                                  ÒÒOver-tempÓÓ contacts rated for 28V @ 0.5A
Test Points  ............................................................ Available for each DC output voltage
 
Physical Specifications:
Weight.................................................................... < 9 lbs or 4.1 kgs
Case........................................................................ Aluminum alloys
Finish...................................................................... Black Anodized.
Mounting Position.................................................. 19Ó Horizontal Rack
Connections............................................................   I/P: DAMMY 3W3P
................................................................................  O/P: DAMMY 24W7S
Cooling................................................................... Forced Convection cooled
 
Environmental Specifications: 
Shock...................................................................... 50gÕs, half sine, 11msec, 3 axes.
Temperature............................................................ Operating: 0¡C to +70¡C,  Storage: -10¡C to +70¡C                                                                               
Electromagnetic Susceptibility/Emissions............... MIL-STD-461D
Altitude.................................................................... 15,000 ft @ 25¡C or less
Humidity................................................................. Operating: 20% to 80% non-condensing
                                                                                  Storage: 20% to 80% non-condensing
 Reliability: 
Reliability Prediction (MIL-HDBK-217F)............. >114000 hrs 50¡C, Naval Sheltered
SPACE & DEFENSE

Less than 400W

from 400W to 499W

from 500W AND UP

VCD 98013-01 Rev. 01