PS2446 Martek Power, PS2446 Datasheet

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PS2446

Manufacturer Part Number
PS2446
Description
Total Power Input Voltages Outputs 9000 Watts 352-528 Vac Line To Line 270v @ 33a Max 28v @ 2a Max
Manufacturer
Martek Power
Datasheet
Total Power
Input Voltages
Outputs
SPECIAL FEATURES
ENVIRONMENTAL
Ambient Operating Temperature: 0 to +50 C, full rating.
Humidity: Up to 95% non-condensing
Temperature coefficient:
Storage Temperature: -40 to +70 C
Cooling: 24V, 60 CFM and 104 CFM fans. Air flow front to back
PS2446
Power factor >0.98
352-528 VAC Line to Line per MIL-STD-1399, Section 300A
AC input under voltage protection
Efficiency >80%
N+1 Redundancy for LRU
Microcontroller interface
Primary power limiting for PFC Boost and Down Converters
Self-restarting type OVP on 400Vdc Bus
Hold-Up time 100ms
Elapse Time Meter (0-99999 hrs)
for each LRU.
270V @ 33A Max
28V @ 2A Max
352-528 VAC
Line to Line
9000 Watts
0.01% / C
ELECTRICAL SPECIFICATIONS
Input
Input………440 VAC per MIL-STD-1399, section 300A, Type I
Inrush Current …………<86 Amps peak per phase
Isolation………………..4242VDC (Input to Output)
Electromagnetic / Efficiency specifications:
MIL-STD-461E, CE102, CS101, CS114, CS115, CS 116
DOD-STD-1399, section 70 for DC Magnetics
Efficiency………………> 80% typical at full load
Output
DC Outputs: 270V and 28V, Maximum continuous output power
>4500W with internal cooling. See Voltage/Current Rating
Chart.
Load Regulation…….. 3% for 270V output
Ripple and Noise < 900mV typical
Transient Response……2% Maximum deviation;
Current Sharing; Droop method
MECHANICAL
24” L X 12.22” H X 19” W (609.6 mm X 310.3 mm X 482.6 mm)
Status signals and indicators
Visual LED indicators identify power supply status.
The indicators are:
AC Power Present
270V Enable/Disable
Battleshort Activate
270V Status
28V Status
PS Module Fault
Comm. Activity
Temp Status
Elapse Time Meter (0-99999 hrs.)
RE101, RE102, RS101, RS103
58.2 – 61.8Hz; Power Factor 0.98
Rev A

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PS2446 Summary of contents

Page 1

... PS2446 Total Power 9000 Watts 352-528 VAC Input Voltages Line to Line 270V @ 33A Max Outputs 28V @ 2A Max SPECIAL FEATURES Power factor >0.98 352-528 VAC Line to Line per MIL-STD-1399, Section 300A AC input under voltage protection Efficiency >80% N+1 Redundancy for LRU Microcontroller interface Primary power limiting for PFC Boost and Down Converters ...

Page 2

Output Over voltage protection – (Latching) Over current protection – (Non-Latching) Over temperature protection – (Non-Latching) Short Circuit Protection…..Will withstand a continuous short without damage. Minimum Load Rqmt……0% of full load for both outputs. No Load Operation………No damage to supply ...

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J4 Description PIN N.U. 1,2,3,4,5,6 270V Forced Enable RTN 7 270V Forced Enable 8 28VDC RTN 9 28VDC 10 28VDC RTN 11 28VDC 12 28VDC RTN 13 28VDC 14 Crtl-PS Diff Ctrl 15 Crtl-PS Diff Ctrl-N 16 PS-Crtl Diff Ctrl ...

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LRU Output Connector PIN Assignment Description PIN 270V 270V 3,4,5,6,9,21,22, N.U. 23,24,25,27 Enable Battle Short 28V RTN Data 0 Data 1 SEL 0 SEL 1 SEL LRU 28V RTN Sec GND/Enable RTN Lamp Test 28V 19,20 Chassis GND 270V RTN ...

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LRU Mechanical Outline Rev A ...

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PSA Mechanical Outline Rev A ...

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