| Product: ±120V DC Input PS2 AT Form Factor Switching Mode Power Supply |
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Series
| Model No.
| Output Watts
| Input Voltage | Input range
| Polarity Protection
| 120
| STC-120450AT | 450W continuous | ±120V DC | ±95V ~ ±150V DC | Protected (max 200V)
| 120
| STC-120400AT | 400W continuous | ±120V DC | ±95V ~ ±150V DC | Protected (max 200V) | 120
| STC-120350AT | 350W continuous | ±120V DC | ±95V ~ ±150V DC | Protected (max 200V) | 120
| STC-120300AT
*** EOL End of 2022 *** | 300W continuous | ±120V DC | ±95V ~ ±150V DC | Protected (max 200V) |
ENVIRONMENTAL CONDITIONS:
● Cooling: Forced Air-cooling, 80x80x25 mm Fan x 1 (With Two Ball Bearing)
● Fan brand: SUNON, DELTA, ADDA, NMB. Specifications are equivalent
● Operating Temperature: 0°C ~ +50°C (-20°C~+60°C optional) Full Load
● Operating Humidity: 20%~85% RH. (Non condensing)
● Storage Temperature: -20°C~+80°C
● Storage Humidity: 10%~90% RH. (Non condensing)
● Operating Altitude: 10M Below Sea level and 3000M Above Sea level
DC INPUT CHARACTERISTICS:
● Input connector type 25A/ 300V UL Approved 3-Pin Terminal
● Input connection Make sure to plug the power source according to the label instruction
● Input Current 4A/6A(450W) 3.5A/5.5A(400W) 3A/5A(350W) 2.5A/4A(300W)
@Full Load High Line & Low Line
● Inrush Current Less than 15A Cold start @25°C ambient
DC OUTPUT CHARACTERISTICS:
| Output Voltage | Regulation | Output Current | Ripple & Noise | | Load | Line | Cross | 450W | 400W | 350W | 300W | | Min. | Max. | Min. | Max. | Min. | Max. | Min. | Max. | | +5V | ±5% | ±1% | ±5% | 0A | 45A | 0A | 40A | 0A | 35A | 0A | 30A | 50mV | | +12V | 0A | 17.5A | 0A | 15A | 0A | 13A | 0A | 11A | 120mV | | -5V | 0A | 1A | 0A | 1A | 0A | 1A | 0A | 1A | 50mV | | -12V | ±8% | 0A | 1A | 0A | 1A | 0A | 1A | 0A | 1A | 120mV | | Maximum continuous total DC output power shall not exceed | 450 | 400 | 350 | 300 |
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OVERALL PERFORMANCE:
● Efficiency 75% typical @120V DC Full Load
● Rise time
● Power Good Signal TTL Compatible signal, on delay 100~500ms, off delay 1ms min
● Short Circuit Protection (SCP) All output equipped with SCP (shutdown and latch off)
● Over Power Protection (OPP) Peak power protected to 130%±10% of
continuous rated power (shutdown and latch off)
● Over Voltage Protection (OVP) +5V, +12V DC
RELIABILITY:
● MTBF (Mean Time Between Failure): 100 000 hours @max. Load, 120V DC & 25°C ambient
● Safety Standards: Meet IEC60950-1, EN60950-1
● Safety Approved:
● EMI Compatibility (EMC) Standard: EN55032:2015/AC:2016, CISPR32:2015, EN61000-3-2:2014,
EN61000-3-3:2013, EN55024:2010 +A1:2015
ISOLATION:
● The primary and secondary are isolated by transformers and optical couplers
● Dielectric Withstand: Input to Output: 2000V DC for 60 seconds
● Dielectric Withstand: Input to frame ground: 2000V DC for 60 seconds
● Leakage Current: <0.005μA @120V DC
Output Connector specific:
● P8 & P9 Motherboard 6 pin
● HDD, DVD 4 pin x6 Molex 8981-04P or equivalent
● FDD 4 pin x1: AMP171822-4 or equivalent
Standard Output Cable Length:
● 530 mm / 20.87 Inches
Power chassis Dimension:
● 140(L) x 150(W) x 86(H) mm / 5.51(L) x 5.9(W) x 3.39(H) Inches
Net Weight:
● 1.8 kg / 3.97 lbs
Gross Weight:
● 2.0 kg / 4.4 lbs
Packing Detail
● 8 PCs
Measurement of Carton
● 0.042 m3 / 1.49 Cuft
Optional Input Connector pictures:
 
 DOWNLOAD_specification_4UAT_STC-120450AT.pdf
 DOWNLOAD optional Input connector specification |
| Dealer: Synoceantech |
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