Phihong POE21-120 Fascicule
POE21 Characteristics
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INPUT
Input Voltage Range
Input Voltage Range
Receives power from either data or spare pairs
45-57V DC
45-57V DC
Input Current
0.6A (RMS) maximum
OUTPUT
Regulation
Line and Load ±4%
Ripple
12V 120mVp-p
24V 240mVp-p
24V 240mVp-p
Efficiency
80% (typical) at maximum load 48V DC
O/P Voltage Protection
In case of output voltage overload, crowbar will
short
short
ENVIRONMENTAL
Temperature
Operation
0 to +40°C
Non-operation
-20 to +65°C
Humidity
Operation
5 to 90%
Immunity
ESD:
ESD:
EN61000-4-2 Level 3
RS:
EN61000-4-3 Level 2
EMC
EN55022 Class A
FCC Part 15, Class A
Dielectric withstand (HI-POT) Test
Primary to secondary: 2121VDC for 1 minute 10mA
Insulation Resistance
Primary to secondary: >10M Ohm 500VDC
Indicators
GREEN LED – Output Good
Indicators
GREEN LED – Output Good
Short Circuit Protection
Output can be shorted permanently without damage
Input and Output Data Connector
RJ45
Output Connector
Center Positive Barrel 12mm x 2.1mm x 5.5mm
Tip is user changeable for other sizes
Input and Output Data Connector
RJ45
Output Connector
Center Positive Barrel 12mm x 2.1mm x 5.5mm
Tip is user changeable for other sizes
Dimension Diagram Unit: mm