The FUA is a shock-safe fuseholder from SCHURTER. It is rated for 500 VAC and 16 A and is suitable for three-phase applications and applications with rated currents up to 16 A.
The Schurter FUA handbook provides detailed information on the FUA series fuseholders designed for 500 VAC applications. It lists electrical ratings, mechanical dimensions, material specifications, and environmental limits.
The document also includes derating curves, approved standards (IEC, UL, CSA), and part numbers for variants such as Slot Knob and Caps. Packaging options and required accessories are described for easy integration into equipment.
| Rated Voltage | 500 VAC (VDE), 250 VAC (UL/CSA) |
|---|---|
| Rated Current | 16 A (VDE), 30 A (UL/CSA) |
| Rated Power Acceptance | 4 W / 16 A |
| Degree of Protection | IP40 |
| Contact Resistance | < 5 mΩ at 20 mV |
| Dielectric Strength | > 3 kV between L‑N (80 Hz, 1 min) |
| Impulse Withstand Voltage | > 4 kV between L‑N |
| Insulation Resistance | > 10 MΩ between L‑N (500 VDC, 1 min) |
| Socket Material | Thermoset, black, UL 94‑0 |
| Terminal Material | Tin‑Plated Copper Alloy |
| Ambient Temperature Range | -40 °C to 85 °C |
| Unit Weight (Socket/Cap) | 14 g / 14 g |
The FUA fuseholder is rated for 500 VAC under VDE specifications and 250 VAC under UL/CSA specifications.
The FUA series has an IP40 degree of protection.
The fuseholder complies with IEC 60127‑6, UL 512, and CSA C22.2 no. 39.
The device can operate from –40 °C up to 85 °C.