Model: STC-481200

Output Watts: 1200W continuous

Input Voltage - ±48V

DC Input range - ±36V ~ ±72V DC

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: 70dBA @ Full Load
● Fan brand: SUNON, DELTA, ADDA, NMB. Specifications are equivalent
● Operating Temperature: 0°C ~ +50°C (-20°C~+60°C, H version is optional) Full Load
● Output Power: 100% @ 50°C
● Output Power: 70% @ 60°C
● Output Power: 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 220A thickness 1.0mm/ 1port for Positive terminal/ 1port for Negative Terminal
● Input Current 19A/38A(1200W) @Full Load High Line & Low Line
● Inrush Current Less than 90A Cold start @25°C ambient

DC OUTPUT CHARACTERISTICS:

OVERALL PERFORMANCE:
● Efficiency 75% typical @48V 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) +3.3V@4.5V, +5V@6V, +12V@15.6V

RELIABILITY:
● MTBF (Mean Time Between Failure): >90,000 hours @max. Load, 48V 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:
● INPUT and OUTPUT are isolated by transformers and optical couplers
● Dielectric Withstand: INPUT to OUTPUT: 1000V DC for 60 seconds
● Dielectric Withstand: INPUT to frame GROUND: 1000V DC for 60 seconds
● Leakage Current: <0.005μA @ 48V DC

Output Connector specific:
● ATX 24 Pin x1: Molex29-01-2240 or equivalent
● +12V(P4) 4 pin x1: Molex 39-01-2040 or equivalent
● HDD, DVD 4 pin x2: Molex 8981-04P or equivalent
● FDD 4 pin x2: AMP171822-4 or equivalent
● Serial ATA x8: Molex 675820000 or equivalent
● Process EPS 8 Pins x 1 Molex 39-01-2080 or equivalent
● PCIe x 4

Standard Output Cable Length:
● 610 mm / 24 inches

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

Power chassis Dimension:
● 270(L) x 150(W) x 86(H) mm / 10.63(L) x 5.9(W) x 3.39(H) Inches

Net Weight:
● 4.7 kg / 10.36 lbs

Gross Weight:
● 5.3 kg / 11.68 lbs

Packing Detail
● 2 PCs / Carton
● N.W. 10.8 kg / 23.8 lbs
● G.W. 11.8 kg / 26.0 lbs

Measurement of Carton
● 0.045 m3 / 1.58 Cu.Ft