Overview
The Yokogawa NFPW442-51 power supply module delivers regulated DC output for industrial automation systems. It supports duplex configuration when installed on the base module NFBU200, ensuring reliable operation under varying conditions. The module handles high input voltages and protects against overcurrent and overvoltage events.
Key Features
- Operates on 220–240 V AC input with wide tolerance (170–264 V AC).
- Provides a +5.1 V DC output with a maximum current of 7.8 A and 60 W peak power.
- Peak current reaches 11.8 A for temporary loads.
- Supports duplex configuration on NFBU200 base module.
- Analog field power supply input: 24 V DC ±10%, maximum 4 A.
- Compact design weighs 0.6 kg, dimensions 49.7 × 130 × 146.5 mm.
- Built-in overcurrent and overvoltage protections enhance system safety.
- Insulation resistance measures 50 MΩ at 500 V DC, withstanding voltage up to 3000 V AC for 1 minute.
Technical Specifications
| Specification | Value |
|---|---|
| Model | NFPW442-51 |
| Manufacturer | Yokogawa |
| Input Voltage | 220–240 V AC (range 170–264 V AC) |
| Input Frequency | 47–66 Hz (50/60 Hz rating) |
| Input Current | Max. 0.7 A |
| Fuse Rating | 3.15 A |
| Inrush Current | Max. 90 A (<5 ms) |
| Output Voltage | +5.1 V DC |
| Output Current | 0–7.8 A (peak 11.8 A) |
| Total Output Power | 40 W (60 W peak) |
| Startup Time | Max. 300 ms; max. 100 ms after 200 ms power failure |
| Analog Field Power Input | 24 V DC ±10%, max. 4 A |
| Analog Field Power Output | Input minus diode drop, 4 A |
| Weight | 0.6 kg |
| Dimensions (W×H×D) | 49.7 × 130 × 146.5 mm |
| Duplex Configuration | Supported on base module NFBU200 |
Model and Suffix Codes
- Model: NFPW442-51 – Power Supply Module for industrial control systems
- Suffix Codes:
- -5: Standard type without explosion protection
- 1: With ISA Standard G3 option for enhanced environmental durability
Installation Notes
- Ensure input voltage is within 170–264 V AC for stable operation.
- Duplex configuration requires installation on NFBU200 base module.
- Fuse and overcurrent protection prevent damage during high current events.
- Use in industrial automation systems requiring precise and reliable DC output.
Details
| Weight | 0.6 kg |
|---|---|
| Dimensions | 1262 × 3302 × 3721 mm |
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