POE75U Characteristics
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INPUT:
AC Input Voltage Range
90 to 264VAC
AC Input Voltage Rating
100 to 240VAC, 47-63Hz
AC Input Current
2.0A (RMS) maximum for 90VAC
1.2A (RMS) maximum for 240VAC
Leakage Current
3.5mA maximum @ 254VAC 60Hz
AC Inrush Current
30A (RMS) maximum for 115VAC
60A (RMS) maximum for 230VAC
OUTPUT:
Total Output Power
75W
Ripple and Regulation
250mV maximum
DC Offset
No data degradation with DC imbalance 18mA per min.
Efficiency
80% (typical) at maximum load, and 120VAC 60Hz
Hold-up Time
10mS min. 120VAC and maximum load
Transient O/P Voltage Protection
60V maximum
ENVIRONMENTAL:
Temperature
Operation -20 to +40°C
Non-operation -25 to +65°C
Humidity
Operation 5 to 90%
EMC
FCC Part 15 Class B
EN55022 Class B
Warranty
1 Year
Isolation Test
Primary to Secondary: 4242VDC for 1 minute 10mA
Primary to Field Ground: 2121VDC for 1 minute
Output to Field Ground: 2121VDC
Immunity
ESD: EN61000-4-2. Level 3
RS: EN61000-4-3. Level 3
EFT: EN61000-4-4. Level 2
Surge: EN61000-4-5. Level 3
CS: EN61000-4-6. Level 2
Voltage Dips EN61000-4-11
Harmonic: EN61000-3-2 Class A
Insulation Resistance
Primary to Secondary: >10M OHM 500VDC
Primary to Field Ground: >10M OHM 500VDC
IEEE 802.3af/at Interoperability
If 25kohm is detected the unit operates in “IEEE802.3at
mode” 33.6W 2 pair powering. 12.5k detection
resistance required for full power
UNH Interoperability report available upon request
FEATURE:
Cisco Legacy detection
No extern parts required for Legacy devices:
VoIP Phones:
7910,7912,7940,7960
Access Points:
350,1100,1200,1250
Over Voltage/Current, Short Circuit Protection
Outputs equipped with short circuit protection and
overload protection as per 802.3af specifications except
max average current is 1.34A
The output can be shorted permanently without damage
Indicators
Green LED 1: DC Power “OK”
Red LED: Fault detected
Solid Green LED 2: Power detected “CONNECT” at
75W
Flashing Green LED 2: IEEE802.3at detected
“CONNECT” at 30W
Input Connector
IEC320 inlet 3 pin
Output Connection
4-pair powering for full power
Pins 3,6, 4,5(+) Pins 1,2, 7,8 (-)
2-pair powering for IEEE802.3at mode
Pins 3,6(+) Pins 1,2 (-)
