4U ±120V DC Industrial PC PS2 ATX Power Supply (450mm length)


4U ±120V DC Industrial PC PS2 ATX Power Supply (450mm length)

Series Model No.

Output Watts

Input Voltage

Input Voltage range

Polarity reverse protection

120

STC-1202500

2500W continuous

±120V DC

±90V ~ ±144V DC

Not Protected

ENVIRONMENTAL CONDITIONS: 

● Cooling: Forced Air-cooling,

80x80x25 mm Fan x 2 pcs

● Fan type:

DC type, 2 x Ball Bearing, 6200 r.p.m., Optional Fan Control Card

● Fan Noise Level:

40 dBA (DELTA Fan brand Official Data at 4000 r.p.m. 46.62 CFM)
@Full Load

● Fan Noise Level tested:
58 dBA @ Distance 1m (DELTA Fan brand at 4000 r.p.m. 46.62 CFM)
@Full Load
● Fan brand:  
DELTA, NMB, SUNON, SUNON IP68 (for H version)
Specifications are equivalent
● Operating Temperature: 0°C ~ +50°C (-30°C~+60°C, H version is optional) Full Load
● Output Power:          
100% @ 50°C, 70% @ 60°C , 50% @ 70°C
● Operating Humidity: 20%~85% RH. (Non condensing) (95% RH Optional)
● 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 200A/300V UL Approved Gold Plated Brass 2 Pin 12.5mm Screw Terminal
● Input Current   
21A/33A(2500W) @Full Load High Line & Low Line
● Inrush Current Less than 60A Cold start @25°C ambient  


DC OUTPUT CHARACTERISTICS:  

 

Output

Voltage

Regulation

Output Current

Ripple & Noise

Load

Line

Cross

2500W

Min

Max

+5V

±5%

±1%

±5%

1A

35A

50mV

+12V

0.5A

188A

120mV

+3.3V

1A

22A

50mV

-12V

±8%

0A

0.3A

120mV

+5VSB

±5%

0A

4A

50mV

Maximum continuous combined load on +3.3 V & +5V DC output shall not exceed

40

Amps

Maximum continuous total DC output power shall not exceed

2500

Watt

OVERALL PERFORMANCE:   
● Efficiency 80% typical @120V DC Full Load
● 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) +3.3V@4.5V, +5V@6V, +12V@15.6V


RELIABILITY:
● MTBF (Mean Time Between Failure): >90 000 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, EN6100-3-2:2014,

EN6100-3-3:2013, EN55024:2010 +A1:2015


ISOLATION:  

● INPUT and OUTPUT are isolated by transformers and optical couplers  
● Dielectric Withstand: INPUT to OUTPUT: 2000V AC for 60 seconds
● Dielectric Withstand: INPUT to FRAME GROUND: 2000V AC for 60 seconds
● For Production purpose: 100% Tested INPUT to FRAME GROUND: 2000V AC for 1 second
● Leakage Current: <0.005μA @ 120V DC


Output Connector specific:
● ATX 24 Pin x 1: Molex 29-01-2240 or equivalent
● HDD, DVD 4 pin x 2: Molex 8981-04P or equivalent
● FDD 4 pin x 2: AMP171822-4 or equivalent
● Serial ATA x 8 Molex 675820000 or equivalent
● CPU EPS 8 Pins x 2 Molex 39-01-2080 or equivalent
● PCIe x 10 (Max x 16 Optional)


Standard Output Cable Length:  
● 610 mm / 24 inches  

PCB specific:  
● 6 layer  
● Copper: 3 Oz each layer    
● Thickness: 1.6 mm  
● Material: FR4  
● PCB material origin: Taiwan  

Power chassis Dimension:   
● 450(L) x 150(W) x 86(H) mm / 17.71(L) x 5.9(W) x 3.39(H) Inches 

Packing Detail  
● 1 pc / Carton  
● N.W. 12.5 kg  / 27.56 lbs   
● G.W. 13.5 kg  / 29.76 lbs  

Measurement of Carton  
● 77 x 30 x 17 cm / 1.38 Cuft

 Optional connection wire  
● Single wire, 2AWG, UL1015, standard length 3m (optional length is available)

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DOWNLOAD_specification_4UATX_STC-1202500_450mm.pdf
DOWNLOAD_CHASSIS_CABLE_stc-dtd-450-STC-242500_482500_1202500_20211124-DRAFT.pdf