Technical Specifications

400W
Design Features
- Low Input Voltage Cutout
- Compact design
- Convection Cooled
- Electronic Current Limiting
- Common Input/Output Negative Terminal
- Soft start technolog
y
SPECIFICATIONS
SYSTEM BATTERY VOLTAGE 24 VDC
NOMINAL INPUT VOLTAGE 25.5 VDC
INPUT VOLTAGE RANGE 22 to 30 (+/- 0.5) VDC
INPUT CURRENT AT MAX CONTINUOUS POWER 16.5 A
INPUT CURRENT AT NO LOAD 0.30 A when converter is in "ON" state
INPUT CURRENT AT NO LOAD <0.002 A when converter is in "OFF" state
OUTPUT VOLTAGE
13.6 - 13.8 VDC (factory set, internally adjustable)
OUTPUT VOLTAGE REGULATION < 80 mV, NL to Full Load
RATED MAX OUTPUT CURRENT
30 A
OUTPUT POWER, CONTINUOUS (RESISTIVE LOAD) 400 W
OUTPUT RIPPLE & NOISE <50 mV RMS
EFFICIENCY AT MAX CURRENT (30A) 92%
LOW INPUT VOLTAGE SHUTDOWN 19.0 - 21.0 VDC
HIGH INPUT VOLTAGE SHUTDOWN > 32.0 VDC
OVERLOAD CURRENT LIMITING Electronic knee type at power limit
OVER TEMPERATURE SHUTDOWN Yes (Auto reset)
INPUT REVERSE POLARITY PROTECTION Replaceable Input Fuse Externally Accessible
High pass filters allow RF signals in the PLC4 spectrum to pass between
input and output terminals with attenuation <3dB
INPUT CONNECTION Screw Terminal Block, Magum 602-3
OUTPUT CONNECTION Screw Terminal Block, Magum 602-3
REMOTE CONTROL PORT No
AMBIENT AIR OPERATING TEMPERATURE RANGE -40C to +40C no derating
Derate 15% per 10C above 40C to a maximum of 60C
OPERATING HUMIDITY <95%, non condensing
ALTITUDE 6000 meters
DIMENSIONS, INCHES (L x W x H) 7.8 x 6.9 x 3.6
MOUNTING CENTERS, INCHES (L x W x H) 7.30 x 3.38
VIBRATION & SHOCK RESISTANT Internally Encapsulated
WEIGHT (LB/KG) 6.0 / 2.75
NOTE: Specifications are subject to change without notice.
ENVIRONMENT
MECHANICAL
PROTECTIONS
RF
TRANSPARENCY
MODEL 362
DC-DC BUCK CONVERTER
24V to 12V
CONNECTIONS
OUTPUT
INPUT
SE
C
America
,
LL
C
SEC America, LLC www.secamerica.com 1(802)8658388[e-mail]