PS2475-YE Martek Power, PS2475-YE Datasheet
PS2475-YE
Manufacturer Part Number
PS2475-YE
Description
Total Power Input Voltage Output 300 Watts -40 To -72 Vdc 12v @ 25a
Manufacturer
Martek Power
Datasheet
1.PS2475-YE.pdf
(3 pages)
PS2475-YE
Total Power
Input Voltage
Output
SPECIAL FEATURES
ENVIRONMENTAL
Ambient Operating Temperature: 0 C to +50 C
Humidity: Up to 95% non-condensing
Temperature coefficient: 0.02% / C
Storage Temperature: -40 C to +85 C
Cooling: One self contained fan
-40 to -72 VDC input
UL, CSA, TUV, BABT Recognized
EN55022 Class A, FCC part 15 Class A
N+1 Redundant with droop sharing
OVP, OCP and OTP at output stage
-40 to -72 VDC
12V @ 25A
300 Watts
ELECTRICAL SPECIFICATIONS
Input
Input…………… -40 to -72 VDC
Inrush Current (-72 Vdc)…………< 15 Amps peak
Isolation………………..2500VDC (Input to Output)
Susceptibility specifications:
Complies with EN55022 & FCC Class A with minimum 5 dB
margin
Efficiency……………… 5% typical at full load and –40VDC
Output
DC Output…………….Maximum continuous output power
300 Watts.
Line / Load Regulation….……..< 5%
Ripple and Noise < 1% typical
Transient Response…4% Maximum deviation;
MECHANICAL
8.5” L x 1.6” H x 4.0” W (216 mm x 40.6 mm x 102 mm)
Input connector: WAGO 231-603/023-000 or
Output connector: Molex P/N 15-06-0240 or
Status signals and Indicators:
I
Two visual LED indicators identify power supply status.
The indicators are:
Input OK – green LED
Output OK – green LED
²
C interface and control
equivalent at front
equivalent at rear
input voltage
Rev A
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PS2475-YE Summary of contents
Page 1
... PS2475-YE Total Power 300 Watts Input Voltage -40 to -72 VDC Output 12V @ 25A SPECIAL FEATURES -40 to -72 VDC input UL, CSA, TUV, BABT Recognized EN55022 Class A, FCC part 15 Class A N+1 Redundant with droop sharing OVP, OCP and OTP at output stage ENVIRONMENTAL Ambient Operating Temperature +50 C Humidity 95% non-condensing Temperature coefficient: 0 ...
Page 2
Output Over voltage protection 108% - 110% (Latching) Over current protection 120% - 130% (Latching) Over temperature protection (lockout) Short Circuit Protection…..Will withstand a continuous short without damage. Minimum Load Rqmt……See Voltage/Current chart. No Load Operation………..No damage to supply when ...
Page 3
Rev A ...