PSM275-909 PHIHONG [Phihong USA Inc.], PSM275-909 Datasheet - Page 2

• Manufacturer Part Number: PSM275-909
• Description: 275-Watt Power-Over-Ethernet Power Supply
• Manufacturer: PHIHONG [Phihong USA Inc.]

INPUT:
AC Input Voltage Rating
100 to 240VAC
AC Input Voltage Range
90 to 264VAC
AC Input Current
4A(RMS) max. for 115VAC/60Hz at max. load
2A(RMS) max. for 230VAC/50Hz at max. load
AC Input Line Fuse
5A
Leakage Current
3.5mA max. @ 254VAC 60Hz
AC Input Frequency
47-63Hz
AC Inrush Current
20A(RMS) max. for 115VAC/60Hz at max. load
40A(RMS) max. for 230VAC/50Hz at max. load
OUTPUT:
Input Source
Efficiency
80% min. @ 90VAC≤Vin≤264VAC
Total Output Power
275Watts with a min. of 12CFM airflow
Hold-up Time
20ms
Power Factor Correction
Meet EN61000-3-2
Over Voltage Protection
59.5V max. latching-reset of input voltage required
Over Temperature Protection
Automatically shut down by over temperature shutdown
circuit
PSM275-909 Characteristics
AC
DC
Output
Max. Watt
(PoE)
200W
370W
(12V Switch)
Max. Watt
75W
75W
Short Circuit Protection
No fire, shock hazard or damage to power supply by
short circuit. Power supply continues to operate after
short circuit is removed.
ENVIRONMENTAL:
Temperature
Operation
Non-operation
Humidity
Operation
Non-Operation
Altitude
Operation
Non-Operation
EMC
Conduction:
Radiation:
FCC/CISPR22 Class A for overall EMI rating
Isolation Test
Input to earth ground—1500VAC or 2200VDC for 1
minute, less than 10mA leakage current
Immunity EN50082-1
ESD:
EFT/Burst:
Line Transient:
Voltage Dips
Harmonic:
FEATURE:
Input AC Connector
Molex p/n 09-65-2029 or equivalent
Isolated RPS DC in Connector
Molex p/n 39-31-0120 or equivalent
Power-Over-Ethernet Output Connector
Molex p/n 90325-0018 or equivalent
FCC Part 15 Class A
EN55022 (CISPR22) Class A
Support customer in passing
EN61000-4-2. Level 4
EN61000-4-4. Level 3
EN61000-4-5. Level 3
EN61000-4-11
EN61000-3-2
WWW.PHIHONG.COM
0 to +55°C
-20 to +70°C
10 to 95%
10 to 95%
up to 3km (10K feet)
up to 12.2km (40K feet)