| Brand | Switchgear parts |
| Numero ng Modelo | PV Fuse DNR Series Battery Fuse Link Supplie Serye ng PV Fuse DNR na Battery Fuse Link Supplier |
| Rated Current | 400A |
| Serye | DNR |
Ang DNR PV fuse ay isang mataas na klaseng fuse na disenyo para sa DC proteksyon sa solar at energy storage applications. Ang mga bolt-mount fuses (klase aR para sa proteksyon ng semiconductor) na ito ay may rating hanggang AC 690V / DC 500V at kasalukuyan mula sa ilang amps hanggang 400A, kaya ideyal ito para sa proteksyon ng inverters, converters, battery systems, at iba pang power electronics.
Nagbibigay sila ng mabilis na short-circuit at backup proteksyon para sa sensitibong semiconductor devices sa renewable energy systems – halimbawa, frequency converters, rectifiers, inverters, at iba pang power supplies – at batteries, motors, capacitors, at wiring. Ito ang nangangahulugan na ang DNR fuse ay maaaring hawakan ang mga pagkakamali sa on-grid o off-grid PV arrays, battery storage banks, EV drive systems, at motor drives.
| Specification | Details |
| Rated Voltage | AC 690 V / DC 500 V |
| Rated Current | 4 A – 400 A (series models cover this range) |
| Interrupt Capacity | AC 100 kA / DC 50 kA |
| Time Constant (DC) | 10–15 ms at 50 kA (L/R ≤ 15 ms) |
| Operating Temperature | –40 °C to +80 °C |
| Humidity (non-cond.) | ≤50% at 40 °C; ≤90% at 20 °C (non-condensing) |
| Protection Class | aR (for semiconductor devices) |
| Mounting | Bolted (M5, M6, or M10 screws) |
| Recommended Torque
|
M5: 4 N·m (DNR10 models) |
| M6: 8 N·m (DNR18 models) | |
| M10: 21 N·m (DNR30/DNR38 models) | |
| Flame Rating | UL94 V-0 (self-extinguishing) |
| Certifications | CCC |
| Standards | IEC 60269-4, GB/T 13539.4 |