NewTrend · Cylindrical photovoltaic fuse
Product overview
The NewTrend FPV1451 is a 14x51mm cylindrical gPV fuse link for photovoltaic DC protection assemblies. It combines a ceramic insulating body, copper fuse element, quartz silica filling and end-cap contacts.
Technical selection summary
| Model | FPV1451 |
|---|---|
| Product type | Cylindrical photovoltaic fuse link |
| Nominal fuse size | 14x51mm |
| Class of operation | gPV |
| Illustrated current | 32A |
| Rated-voltage options | 1000V / 1500V DC |
| Breaking capacity | 20kA at 1000V DC; 20kA at 1500V DC |
| Standard marking | IEC 60269 |
Electrical configurations
| Current range | Voltage | Class | Breaking capacity |
|---|---|---|---|
| 15-50A | 1000V DC | gPV | 20kA |
| 15-32A | 1500V DC | gPV | 20kA |
Select rated voltage together with its corresponding breaking capacity.
Materials and construction
- Brass end-cap contact construction.
- High-purity copper fuse-element material.
- High-grade quartz silica arc-extinguishing medium.
- High-performance ceramic insulating body.
Typical applications
- Photovoltaic array DC protection assemblies
- Photovoltaic inverter assemblies
- PV transformer protection assemblies
Dimensions in millimetres
| Nominal fuse size | 14x51mm |
|---|---|
| Overall length | 51mm |
| End-cap length | 13.8mm |
| Body / end-cap diameter | 14.3mm |
Fuse-holder selection
Use a 14x51mm cylindrical fuse holder rated for the selected DC system voltage and fuse current. Confirm the contact geometry and installation envelope against the dimension drawing.
