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Model Name : YH8451-1BxR
1U Redundant Series 450 watts
● 106.0(W) x 41.5(H) x 355.0(L) mm
● Ultra compact Design (1U Size)
● Very High Power Density - 4.72 W/in³
● Efficiency：≧ 80% at Max load of 115 ~ 230VAC
● low noise design <50dB @ full load
● Remote On/Off Control
● Current share with ORing diodes
● I2C Serial Bus Interface
● Tylersburg compliant
● RoHS compliant for all six substances
● Download |
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Input Voltage
Input Frequency
Input Current
Inrush Current
Power Factor
Earth Leakage Current |
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90 - 264VAC
47 - 63 Hz
8A max at 115V
4A max at 230V
40A max at 115V
60A max at 230V
> 0.98 at 115V / 60Hz
> 0.94 at 230V / 50Hz
3.0mA max at 264V / 50Hz | |
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Efficiency
Power Density
Signals
MTBF
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4.72 W/in³
Power good, TTL compatible
100 kHrs per Bellcore SR-332 ISSUE1 at 25°C ambient
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Output Voltage
Minimum Load
Start Up Delay
Start Up Rise Time
Hold Up Time
Over / Undershoot
Transient Response
Over Voltage Protection
Over Temperature Protection
Over Current Protection
Short Circuit Protection
Temperature Coefficient
Remote On/Off
Current Share |
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See table
See table
< 500mSec maximum
< 50mSec measured at 10% to 90%
14 mS/110V
< 10% max at turn on/off
< 4% max piation, recovery to within
1% in 1mSec for 25% load change
+3.3V：3.9V ~ 4.5V
+5V：5.7V ~ 6.5V
+12V1-3：13.3V ~ 14.5V
Primary & secondary protection with
auto recovery
+3.3V：19.8A ~ 27A
+5V：19.8A ~ 27A
+12V1-3：17.6A ~ 24A
No damage, resistance ≦ 0.01Ω
≦0.05% per °C after 30min. operating
On = PSON ≦ 0.8V, low
Off = PSON ≦ 2.4V, high, open
2 supplies to share within ± 10% | |
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Operating Temperature
Operating Humidity
Storage Temperature
Operating Altitude
Shock Operating
Non-Operating
Vibration Operating
Non-Operating |
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0 to 40°C
5 - 90%, Non-condensing
-40°C to +70°C
Sea level to 7000 feet
5G, 11mSec, half sine 3 axes
30G, 11mSec, half sine 3 axes
0.5G, 10 Hz to 500 Hz, 3 axes
2G, 10 Hz to 500 Hz, 3 axes | |
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Emissions
Harmonic Currents
Voltage Flicker
EFT/Burst
Surge
Conducted Immunity
Safety Approvals |
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EN55022, class B Conducted
EN55022, class B Radiated
EN61000-3-2, class D
EN61000-3-3
EN61000-4-4, level 3 Perf Criteria B
EN61000-4-5, level 3 Pref Criteria B
EN61000-4-6, 10Vrms, Pref Criteria A
UL/cUL60950-1, TUV, CB, CE
FCC Report | |
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| Application |
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Broadcasting |
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Industrial |
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Server |
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Storage |
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Networking |
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Workstation |
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| Output |
Minimum Load |
Maximum Load |
Condition |
Ripple & Noise |
| +3.3V |
1.5A |
18A |
Combined +3.3V & +5V power ≤ 140W.
Combined 12V1~3 current ≤ 32A.
Maximum continuous total DC output power should not exceed 450W. | |
50mV p-p |
| +5V |
1A |
18A |
50mV p-p |
| +12V1 |
1A |
16A |
120mV p-p |
| +12V2 |
1A |
16A |
120mV p-p |
| +12V3 |
0A |
16A |
120mV p-p |
| -12V |
0A |
0.5A |
120mV p-p |
| +5VSB |
0.1A |
3A |
50mV p-p | |
