PAS250-4 Tamura, PAS250-4 Datasheet
PAS250-4
Manufacturer Part Number
PAS250-4
Description
POWER SUPPLY 12VDC 250 WATT
Manufacturer
Tamura
Series
PAS250r
Datasheet
1.PAS250-9.pdf
(2 pages)
Specifications of PAS250-4
Voltage - Output
12V
Number Of Outputs
1
Power (watts)
250W
Applications
Commercial
Power Supply Type
Switching (Open Frame)
Voltage - Input
85 ~ 132VAC, 180 ~ 264VAC
Mounting Type
Chassis Mount
1st Output
12 VDC @ 21A
Size / Dimension
7" L x 4" W x 1.5" H (177.8mm x 100mm x 40mm)
Power (watts) - Rated
250W
Operating Temperature
0°C ~ 70°C
Efficiency
85%
Approvals
CB, CE, CSA, EN, IEC, UL
Line Regulation
±0.3%
Load Regulation
±0.5%
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
3rd Output
-
2nd Output
-
4th Output
-
Other names
MT7331
PAS250
250 Watts
Power Factor Correction
Single Output
Electrical Specifications
Available Voltage
Input Voltage:
Input Current:
Inrush Current:
Harmonic Distortion:
EMI Filtering:
Input Protection:
Surge Withstand:
Output Power:
Line Regulation:
Load Regulation:
PARD:
Hold-up Time:
Output Polarity:
Minimum Load:
Transient Response:
Output Rise Time:
Current Limit:
Remote Sense:
Remote On/Off:
* Consult factory for other voltages and OEM quantities.
Model
Note: Standard models are shown
PART # STRUCTURE:
Example: Part Number PAS250-7-GS= 250W Power Factor Corrected, 28V @ 9A with Field Configuable Options (Droop Share,
Single Wire Share and Square Current Limit) and Remote On/Off Invert.
CLICK HERE TO SEE THE PAS250 CODE TABLE AND AVAILABLE OPTIONS.
max
PAS250
Voltage
Codes
MODEL
-4
-5
-6
-7
-8
-9
output power
85-132/180-264 VAC, 47-63 Hz, 1 phase
<6A RMS @ 115 VAC @ full load
<35A, pk @ 265 VAC @ cold start
Meets EN61000-3-2 for Class A
Meets CISPR 11 and 22 and FCC Part 15
Internal AC line fuse; 250 VAC, 8A
Meets EN61000-4-5 Level 3
250W with 25CFM air; 130W Convection
± 0.3%
± 0.5%
<1% or 50mV;
16 ms @ full load (120 VAC)
Output is floating
0% of rated load
3% for 25% load change @ 1A/µs;
<100 ms (10% to 90%)
105-130% of rated current; Hiccup
Compensates for up to 250mV of total cable
Optional
<3A RMS @ 230 VAC @ full load
<75A, pk @ 132 VAC @ cold start
Class B (conducted)
20MHz bandwidth
50% duty cycle 50/60 Hz
drop
Outputs*
-
-
-
bold
VOLTAGE CODE
V1
X
-
-
-
OPTION CODES
Switch Mode Power Supply
Voltages
(Volts)
12.0
15.0
24.0
48.0
28.0
36.0
ABC....
Thermal Shutdown
DC OK:
Turn-on Delay:
Stability:
Isolation:
AC Power Fail:
Overvoltage Protect:
Reverse Voltage:
Efficiency:
MTBF:
H.A.L.T.
(See sheet 2)
TESTED
Standard
Standard; Open Collector
<1 second after application of AC Input
<0.1% for 8 hours
>20 MΩ @ 100 VDC between output
TTL
Factory set, 125% ±5%,
Output has reverse voltage protection;
Up to 85%
MIL-STD-HDBK 217E
after 1/2-hour warm up
terminals and chassis ground
output drops 5%; Open Collector
cycle AC to reset
Reverse current limited to 100% of output
rating
>200,000 hours @ 25°C
Highly Accelerated Life Testing
LOW
logic “0” at least 2 ms before
Continuous
Highly
Accelerated
Life
Testing
Current
(Amps)
10.5
5.5
21
17
9.0
7.2
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PAS250-4 Summary of contents
Page 1
... PAS250 - Example: Part Number PAS250-7-GS= 250W Power Factor Corrected, 28V @ 9A with Field Configuable Options (Droop Share, Single Wire Share and Square Current Limit) and Remote On/Off Invert. CLICK HERE TO SEE THE PAS250 CODE TABLE AND AVAILABLE OPTIONS. Switch Mode Power Supply H ...
Page 2
... Model PAS250 Options 12V@0.5A Aux./Fan Drive (A) Droop Current Share ±10% (B) Fan Assembly ( Invert (E) PF Invert (F) Field-Configurable (G) Single Wire Current Share ±5% (I) Square Current Limit (J) Molex Connector (K) Metric Mounting (M) OR-ing Diode (O) Remote On/Off (R) Remote On/Off Invert (S) Certifications NRTL Recognition to UL60950-1 CSA C22.2 No. 609501-03 ...