• 550W
  • High Efficiency Redundant Power Supply
  • Cooling by forced air 2 x 40 mm Fan (Each module)
  • PS/2 Size design (mini Redundant)
  • Hot-Swappable & Power Sharing capability
  • ATX 12V / EPS 12V

2U Redundant Power Supply 550W KT-2550FVS Product Description

This is the specification of 2U Redundant Power Supply 550W KT-2550FVS; it is intended to describe the functions and performance of the subject power supply. This 550 watts Redundant Power Supply with Active PFC (Power Factor Correction) capability, meets EN61000-3-2 and equips Full Range Input features.

AC Input
AC Input Voltage : AC Input Voltage, Frequency and Current (Rating: 100V-240Vac, 47-63Hz, 8-4A)
Input Power Factor Correction (Active PFC):
The power factor at full load shall be ≥ 0.98 at 115V input voltage.
The power factor at full load shall be ≥ 0.90 at 230V input voltage.

Power Good Signal: 100ms~500ms, TTL compatible signal
Power Fail Delay: >1msec. ,TTL compatible signal
PS-ON: Power off:PS-ON = 2V min. ;Power on:PS-ON = 0.8V max.

Operating Temperature: 0˚C to 45˚C
Storage Temperature: -20˚C to +70˚C
Operating Humidity: 20% to 90%,non-condensing
Storage Humidity: 5% to 95%, non-condensing

Safety & EMI/RFI
Safety Standards: UL,cUL,TUV,CB
EMI/RFI Standards: CISPR22(EN55022) Class A, FCC Part15 Class A

MTBF: 100,000 hours
Dimensions (mm): 84 (W) x 101 (H) x 290 (D)

DC Output Specification
Output Voltage +5V +3.3V +12V -5V -12V +5VSB
Max. Load 24A 24A 44A 0.5A 0.8A 3A
Min. Load 1A 1A 2A 0A 0A 0.1A
Max. Combined 180W N/A 2.5W 9.6W 15W
Total Output 550W
 DC Voltage Regulation, Ripple and Noise
Output Voltage +5V +3.3V +12V -5V -12V +5VSB
Load Reg. +/-5% +/-5% +/-5% +/-10% +/-5% +/-5%
Cross Reg. +/-5% +/-5% +/-5% +/-10% +/-5% +/-5%
Line Reg. +/-1% +/-1% +/-1% +/-1% +/-1% +/-1%
Ripple & Noise 50mV 50mV 120mV 100mV 120mV 50mV
20 + 4 pin P4 MB peripheral FDD 8-Pin SATA
20+4 Pin P4 MB Peripheral FDD 8-Pin SATA
X 1 X 1 X 4 X 1 X 1 X 2