Products Description
| Company Information | |||
| [email protected] | |||
| Mobile | +8613666033393 | ||
| +8613666033393 | |||
| 13666033393 |
Technical Specifications
| Item | Specification |
|---|---|
| Model | NFPW442-50 |
| Input Type | AC 220–240V |
| Input Voltage Range | 170–264 V AC (rms) |
| Input Frequency | 47–66 Hz (Rated: 50/60 Hz) |
| Max Input Current | 0.7 A |
| Fuse Rating | 3.15 A |
| Inrush Current | Max. 90 A (≤ 5 ms) |
| Leakage Current | Max. 1 mA |
| Dielectric Strength | 3000 V AC for 1 min |
| Insulation Resistance | ≥ 50 MΩ at 500 V DC |
| Momentary Power Failure | 2 ms (maintains ≥ 90% output) |
| Output Voltage | +5.1 V DC (rated) |
| Rated Output Current | 0–7.8 A (rated), 11.8 A (peak) |
| Total Output Power | 40 W (rated), 60 W (peak) |
| Startup Time | Max. 300 ms |
| Overvoltage Protection | Max. 7 V |
| Overcurrent Protection | ≥ 105% (shutdown in 4–14 seconds) |
| Analog Field Power Input | 24 V DC ±10% |
| Analog Field Input Current | Max. 4 A |
| Analog Field Output Voltage | Input minus diode drop |
| Analog Field Output Current | 4 A (rated) |
| Overvoltage Protection (Field) | Max. 35 V |
| Redundancy Configuration | Supported (only on NFBU200 base) |
| Dimensions (W x H x D) | 49.7 x 130 x 146.5 mm |
| Weight | 0.6 kg |
| Indicators | SYS-POWER (5V), FLD-POWER (24V), green LED |
FAQ
Frequently Asked Questions (FAQ)
Q1: What voltage range does the NFPW442-50 support?
A1: It supports AC input from 220–240V, with a range of 170–264V AC.
Q2: Can this module be used in redundant configurations?
A2: Yes, it supports redundancy when mounted on an NFBU200 base unit.
Q3: Does the NFPW442-50 provide field power output?
A3: Yes, it supplies 24V DC analog field power for I/O modules and field devices.
Q4: What is the peak output current?
A4: Peak current is 11.8 A, with a rated current of 0–7.8 A.
Q5: How long does it take to stabilize after power-on?
A5: The maximum startup time is 300 milliseconds.
Q6: What triggers overcurrent protection?
A6: If output current exceeds 105%, the module shuts down after 4–14 seconds.
Q7: What are the module’s dimensions?
A7: The dimensions are 49.7 mm (W) x 130 mm (H) x 146.5 mm (D).
Q8: Are there restrictions on where this module can be installed?
A8: Yes, it can only be installed on an NFBU200 base and requires appropriate slot placement.
Tags
Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
