VF-S250-48A CUI Inc, VF-S250-48A Datasheet - Page 3

• Manufacturer Part Number: VF-S250-48A
• Description: POWER SUPPLY 250W 48V U-FRAME
• Manufacturer: CUI Inc
• Series: V-Infinityr

Specifications of VF-S250-48A

• Voltage - Output: 48V
• Number Of Outputs: 1
• Power (watts): 250W
• Applications: Commercial
• Power Supply Type: Switching (Open Frame)
• Voltage - Input: 90 ~ 264VAC
• Mounting Type: Chassis Mount
• 1st Output: 48 VDC @ 5.21A
• Size / Dimension: 5.00" L x 3.20" W 1.50" H (127mm x 81.3mm x 38.1mm)
• Power (watts) - Rated: 250W
• Operating Temperature: 0°C ~ 70°C
• Efficiency: 83%
• Approvals: CB, CE, cUL, TUV, UL
• Line Regulation: ±1%
• Load Regulation: ±1%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• 3rd Output: -
• 2nd Output: -
• 4th Output: -
• Other names: 102-2167

PART NUMBER: VF-S250-XXA
GENERAL AND SAFETY
parameter
operating temp.
storage temp.
operating humid.
storage humid.
EMI
safety
leakage Current
vibration
fan drive
isolation voltage
(HI-POT)
grounding test
warranty
MTBF
burn-in
remote on/off
MECHANICAL
parameter
weight
enclosure
LOGIC CONNECTOR - (CN1)
parameter
logic
pin assignments:
20050 SW 112
th
conditions/description
0 to 70ºC ambient, de-rating at 2.5% per degree
from 50ºC to 70ºC.
Non-condensing
Non-condensing
CISPR 22/EN55022 class B, EN61000-3-2, 3,
EN61000-4-2, 3, 4, 5, 6, 8, 11, EN55024 CE marked (LVD)
UL60950-1, CSA C22.2 No. 60950-1, TUV EN60950-1 and CB
Regular type 1.5mA @ 240VAC, (optional for 500uA @ 240VAC
300uA @ 120VAC)
Acceleration ± 7.35 M/(SxS), on X, Y and Z Axis
12 Vdc/300mA is available to drive an external fan.
Applied for 3 seconds at 10 mA max.
Primary to secondary:
Primary to transformer core:
Primary to earth chassis:
Allowable resistance measured when 25 A current is
applied from the ground pin of the three prong plug
to the farthest earthed connection point.
Standard warranty length
According to MIL-HDBK-217 at 30 ºC
Full load, at 45 ± 5 ºC, 230 VAC.
Designated as RMSW on the CN1, requires a low signal
to inhibit ouput. Hiccough mode.
conditions/description
5(L) x 3.2(W) x 1.5(H)
conditions/description
JS B7B-XH-A
Suggested mating connector: JST XHP-3 or equivalent (CHYAO SHIUNN JS-2001-03)
1. Power good
2. Remote switch
3. RTN
Ave. Tualatin, Oregon 97062
phone
phone [phone] fax
DESCRIPTION: switching power supply
fax [phone]
100,000
min
min
-20
5%
5%
0
5
3,000
1,500
1,500
nom
nom
max
90%
95%
max
400
1.5
0.1
www.v-infinity.com
50
85
50
2
1
rev.
page
date
units
ºC
ºC
RH
RH
mA
Hz
V ac
V ac
V ac
Ω
years
hours
hours
units
grams
inches
01/2011
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