4U ±48V DC Industrial PC PS2 ATX Power Supply (140mm length)


4U ±48V DC Industrial PC PS2 ATX Power Supply (140mm length)

Series

Model No.

Output Watts

Input Voltage

Input Voltage range

Polarity reverse protection

48

STC-48650

650 W continuous

±48V DC

±37V ~ ±71V DC

Fuse protected

STC-48500

500 W continuous

Fuse protected

STC-48400

400 W continuous

Max 100V DC

STC-48350

350 W continuous

Max 100V DC

* Optional H version with Black color chassis

ENVIRONMENTAL CONDITIONS: 

● Cooling: Forced Air-cooling,

80x80x25 mm Fan x 1 pc

● Fan type:

DC type, 2 x Ball Bearing, 4000 r.p.m., with 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 Full Load

● Operating Temp.: / H version

-20°C ~ +60°C Full Load

● Operating Humidity:        
20% ~ 85% RH Non condensing
● Operating Humidity: / H version
90% RH Non condensing * optional
● Output Power: 100% @ 50°C, 70% @ 60°C, 50% @ 70°C
● Output Power: / H version 100% @ 60°C, 70% @ 65°C, 50% @ 70°C
● 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 Gold Plated Brass 1.2t/3-Pin Terminal
● Input Current 
11.5A/22.3A(650W) 9A/17A(500W) 7A/14.5A(400W) 6.3A/12.5A(350W)

@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

650W

500W

400W

350W

Min

Max

Min

Max

Min

Max

Min

Max

+5V

±3%

±1%

±5%

1A

30A

1A

30A

0A

40A

0A

40A

50mV

+12V

1A

45A

1A

40A

0A

30A

0A

30A

120mV

+3.3V

0A

22A

0A

22A

0A

30A

0A

30A

50mV

-5V





0A

1A

0A

1A

50mV

-12V

±8%

0A

0.3A

0A

0.3A

0A

1A

0A

1A

120mV

+5VSB

±5%

0A

2.5A

0A

2.5A

0A

3A

0A

3A

50mV

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

200

200

200

200

Watt

Max continuous total DC output power shall not exceed

650

500

400

350

Remark:




OVERALL PERFORMANCE:   
● Efficiency 70% (350W, 400W), 73% (500W, 650W) typical @48V 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 (shutdows 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): >100 000 hours @max. Load, 48V DC & 25°C ambient
● Safety Standards Meet IEC60950-1, EN60950-1, EN62368-1
● 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 DC for 60 seconds
● Dielectric Withstand: INPUT to FRAME GROUND: 2000V DC for 60 seconds
● Leakage Current: <0.005μA @ 48V DC


Output Connector specific:
● ATX 24 Pin x 1: Molex 29-01-2240 or equivalent
● +12V(P4) 4 pin x 1: Molex 39-01-2040 or equivalent / STC-48350, STC-48400
● HDD, DVD 4 pin x 2: Molex 8981-04P or equivalent
● FDD 4 pin x 1: AMP171822-4 or equivalent
● Serial ATA x 4:
Molex 675820000 or equivalent
● CPU EPS 8 Pins x 1 Molex 39-01-2080 or equivalent / STC-48350, STC-48400
● CPU EPS 8(4+4) Pins x 2 Molex 39-01-2080 or equivalent / STC-48500, STC-48650
● PCIe (6+2) x 1

● PCIe (6+2) x 2
STC-48650


Standard Output Cable Length:
● 550 mm / 21.65 inches

PCB specific:
● 2 layer 1.6 mm / STC-48350, STC-48400
● 4 layer 1.6 mm / STC-48500, STC-48650
● Copper: 3 Oz each layer
● Material: FR4
● PCB material origin: Taiwan

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:
● 2 kg / 4.4 lbs / STC-48350, STC-48400
● 2.3 kg / 5.07 lbs / STC-48500, STC-48650

Gross Weight:
● 2.5 kg / 5.51 lbs / STC-48350, STC-48400
● 2.8 kg / 6.17 lbs / STC-48500, STC-48650


Packing Detail
● 8 pcs

Measurement of Carton
● 0.054 m3 / 1.92 Cuft

DOWNLOAD_specification_4UATX_STC_48650_140mm
DOWNLOAD_CHASSIS_CABLE_STC-PS2-140-20180116.pdf
DOWNLOAD optional Input connector specification_62GB-12E14-04PN-s.pdf