NFPW442-10

Description

NFPW442-10 is a high-reliability power supply module from Yokogawa, designed for industrial control systems requiring regulated DC output. It operates on a 220–240 V AC input and delivers stable 5.1 V DC output with integrated protection features.

Input Specifications

• Rated Input Voltage: 220 to 240 V AC

• Input Voltage Range: 170 to 264 V AC (rms)

• Input Frequency: 47 to 66 Hz (Rated: 50/60 Hz)

• Maximum Input Current: 0.7 A

• Fuse Rating: 3.15 A

• Inrush Current: Max. 90 A (≤5 ms)

• Leakage Current: Max. 1 mA

• Withstanding Voltage: 3000 V AC for 1 minute

• Insulation Resistance: 50 MΩ at 500 V DC

• Momentary Power-Failure Tolerance: 10 ms (maintains ≥80% output)

Output Specifications

• Rated Output Voltage: +5.1 V DC

• Rated Output Current: 0 to 7.8 A

• Peak Output Current: 11.8 A

• Total Output Power: 40 W (60 W peak)

• Startup Time After Power-On: Max. 300 ms

• Recovery Time After Power Failure (200 ms): Max. 100 ms

• Overvoltage Protection: Max. 7 V

• Overcurrent Protection: Shutdown at ≥105% load (after 4–14 seconds)

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