PSM275-909 PHIHONG | Alldatasheet

Document overview

  • Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
  • PDF pages: 3

Technical content

Features

  • 12V for Switch plus PoE • Power Management
  • 8-24 Ports PoE • Full Protection OVP, OTP, OCP, UVP
  • RS232 with Windows GUI • 1U
  • EMI Class B • Operate from AC or Single Voltage 48V RPS Source

Applications

  • 10/100 Base T Ethernet switches • VoIP Phone systems
  • Security Systems • Blades Safety Approvals
  • cUL/UL • TUV
  • CE Mechanical Characteristics
  • Length: 197.5mm (7.78in) • Height: 40mm (1.57in)
  • Width: 105mm (4.13in) • Weight: 1kg (2.5lb.) Output Specifications Note: (1) Noise is measured with resistor load (not as electronic load). The output is decoupled with 10uF bulk electrolytic and 0.1uF ceramic capacitor. Measurement is made with a high impedance probe connected across the decoupling capacitance. Band width limited to 100mHz. (2) The sum of total powered ports cannot exceed 200W. Phihong reserves the right to make changes without further notice. Please consult Phihong USA and visit www.phihong.com for the most up-to-date specifications. Model DC Output Load (2) Ripple (1) Regulation Voltage Min. Max. P-P (max) Line Load 50V (per port) 0A 0.35A ±2% ±5% PSM275-909 12V 0.75A 6.25A ≤20KHz 300mVp-p >20KHz 50mVp-p ±2% ±5%

PSM275-909 Characteristics WWW.PHIHONG.COM 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 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: Output Input Source Max. Watt (PoE) Max. Watt (12V Switch) AC 200W 75W DC 370W 75W 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 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 0 to +55°C Non-operation -20 to +70°C Humidity Operation 10 to 95% Non-Operation 10 to 95% Altitude Operation up to 3km (10K feet) Non-Operation up to 12.2km (40K feet) EMC Conduction: FCC Part 15 Class A EN55022 (CISPR22) Class A Radiation: Support customer in passing 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: EN61000-4-2. Level 4 EFT/Burst: EN61000-4-4. Level 3 Line Transient: EN61000-4-5. Level 3 Voltage Dips EN61000-4-11 Harmonic: EN61000-3-2 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

Dimension Diagram Unit: mm