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Skynet Electronic
AC to DC Series

AC to DC Series

AC to DC Series

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AC to DC Series

Product catalog summary

General Specifications:

Power range: 300W to 400W, designed for industrial PCs and workstations.
Dimensions: 150 x 140 x 86.2 mm with a tolerance of ±0.8 mm.
Cooling: Forced air convection.
Operating temperature: 0°C to 70°C, with derating of 2% per °C above 50°C.
Storage temperature: -40°C to +75°C.
Humidity: Up to 95% non-condensing.
Efficiency: Greater than 75% at rated load.
Safety and EMI/EMS compliance: Meets UL 60950, CSA C22.2 No. 60950, EN60950-1, FCC "B", EN55022 "B", and EN61000 standards.

Mechanical Specifications:

AC Connector: Meets IEC 320/CEE 22 standards.
DC Connectors: Various connectors for ATX main power, auxiliary power, disk driver, floppy driver, and +12V power.
Net weight: SNP-AT30 is 1760 g per unit; SNP-AX40 is 2040 g per unit.
Carton size: 530 x 530 x 270 mm, containing 8 units per carton.

Output Specifications:

Each output can provide up to the maximum load separately at startup, but continuous operation beyond max output is not allowed.
Line and load regulation are defined with specific conditions for input voltage and output load changes.
Ripple and noise are measured with a 15MHz bandwidth limited oscilloscope.
Hold up time is measured from the last charging pulse to the main output drop.

Performance for SNP-AX40:

Hold up time and output turn-on waveform specifications are detailed.
Step response for +5V and +12V outputs is provided, with specific trip points for over-voltage protection.

Features:

High efficiency (>75%) and power factor correction (PFC > 0.95) meeting EN61000-3-2 class "D".
Can start up at -20°C.
PS2 size mounting and compliance with UL, CSA, and TUV safety agencies.

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