
Liquidation

In stock
An FDS-32 ceramic fuse rated 15 amps and 1000 volts DC. It fits a DIN-rail fuse holder or an inline MC4 holder at the head of each panel string.
A DC fuse is nothing like a household fuse. In direct current the arc does not extinguish itself at the zero crossing the way it does sixty times a second in AC: the ceramic body and its sand filling have to smother it. That is why a "250 V AC" fuse has no place in a photovoltaic circuit, even at low voltage.
The 15 A rating suits a string whose short-circuit current stays well below it, typically one or two residential modules. The usual rule: pick a fuse above the module’s short-circuit current and below the maximum reverse current printed on its label.
| Model | FDS-32 |
|---|---|
| Rated current | 15 A |
| Maximum voltage | 1000 V DC |
| Body | Ceramic |
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