GFHEV1-K Series High Speed Fuse | 200A-450A 250V DC Fuse
Kategorya: Square High Speed Fuse
GFHEV1‑K Series square‑body high‑speed aR fast‑acting DC fuse,200‑450A 250Vdc,50kA breaking capacity for industrial ESS semiconductor protection. Available K(with indicator) / KN(without indicator). UL248.13 & RoHS compliant.
Kailangan mo ba ng Fuse para sa Proyekto Mo?
Ibahagi sa amin ang iyong mga kinakailangan para sa gabay sa produkto at isang sipi.
GFHEV1‑K Series High Speed Fuse is a square‑body aR fast‑acting DC fuse designed for industrial energy storage system overcurrent and short‑circuit protection.
Dimensions (mm)

GFHEV1-xxxK

| Series Model | GFHEV1‑K Series High‑Speed Fuse |
| Rated Boltahe | 250 V DC |
| Rated Current Range | 200A‑450A |
| Utilization Class | aR (Fast‑acting for semiconductor protection) |
| Interrupting Capacity | 50 kA @250Vdc (L/R ≤5ms); Minimum breaking current ≥5In |
| Body Size | Size #1 Square‑body fuse‑link |
| Indicator Version | K‑version: with fuse indicator; KN‑version: without indicator |
| Standards & Compliance | Refer to UL 248.13, RoHS Compliant |
| Operating Ambient Temperature | ‑40 °C ~ +85 °C |
| Typical Application | Industrial ESS, DC power system, semiconductor device over‑current protection |
| Part Number | Rated Current (A) | Body Size | Melting A²s | Clearing A²t | 100% Power Loss(W) |
|---|---|---|---|---|---|
| GFHEV1‑200K | 200 | #1 | 11,590 | 138,180 | 18 |
| GFHEV1‑250K | 250 | #1 | 19,850 | 233,940 | 20 |
| GFHEV1‑275K | 275 | #1 | 28,450 | 335,580 | 23 |
| GFHEV1‑315K | 315 | #1 | 39,490 | 478,690 | 25 |
| GFHEV1‑350K | 350 | #1 | 50,540 | 616,350 | 26 |
| GFHEV1‑400K | 400 | #1 | 68,980 | 848,350 | 28 |
| GFHEV1‑450K | 450 | #1 | 101,600 | 1,290,200 | 39 |
Mga Madalas Itanong
Q: What is difference between K and KN suffix for GFHEV1‑K series?
A: Suffix K means built‑in fuse blow indicator; KN means without indicator function. Both share identical electrical performance.
Q: What application for GFHEV1‑K square‑body fuse‑link?
A: This aR fast‑acting fuse‑link is mainly designed for industrial ESS energy‑storage cabinets and semiconductor DC‑circuit short‑circuit protection under 250 V DC.
Q: What is interrupting rating of GFHEV1‑K series?
A: Max interrupting capacity is 50 kA at 250 V DC under L/R ≤5ms condition; minimum breaking current ≥5In.
Q: What standards comply with GFHEV1‑K fuse?
A: It refers to UL 248.13 standard and fully meets RoHS environmental‑compliance requirements.




