H22F07 aR Semiconductor Fuse 690V/700V 25‑100A | IEC60269‑4 UL248‑13
H22F07 cylindrical aR semiconductor fuse, AC690V/700V DC600V, 25‑100A, 80kA AC /50kA DC breaking capacity. For UPS, small inverter & variable speed drive, comply with IEC60269‑4, UL248‑13, GB13539‑4. Customizable available.
Get a Quote
H22F07 aR‑Type Cylindrical Semiconductor Fuse 690V/700V 25‑100A
Product Overview
H22F07 series are aR class ultra‑rapid semiconductor fuses, designed for overload and short‑circuit protection of sensitive power semiconductor devices in electrical equipment. Rated at AC IEC 690V, UL 700V and DC 600V, current range from 25A‑100A. It offers high breaking capacity of 80 kA (AC), 50 kA (DC). Widely deployed for small‑size inverter UPS protection, variable‑speed drive (VFD) protection and other 700‑level power electronics circuits.
This fuse series complies with GB13539‑4, IEC 60269‑4 and UL248‑1 / UL248‑13 standards. Custom service is available according to customer requirements. Test data is measured under 23.5 °C constant‑temperature environmentgfefuse.co….
Key Features & Construction
- Utilization category: aR, dedicated for semiconductor device short‑circuit & line‑over‑current backup protection
- Melt element: variable‑cross‑section fusible element made from 99.99% pure silver
- Body tube: high‑strength ceramic fuse tube
- Arc‑quenching medium: chemically‑processed high‑purity quartz sand plus special treatment additives
- Reliable electric contact connection between melt element and end contacts
- Cylindrical cartridge form factor, easy to install with standard fuse holders
- Stable performance under wide temperature range
Operating Conditions
- Ambient air temperature: ‑40 ℃ ~ +125 ℃
- Installation altitude: ≤2000 m. For application above 2000 m, please notify us for altitude‑derating customized design.
Main Technical Specifications
Electrical Rating Table
| No. | Rated Current(A) | Pre‑arcing I²t(A²s) | Total fusing I²t(A²s) | Power Loss(W) | Rated Voltage | Model Number |
|---|---|---|---|---|---|---|
| 1 | 25 | 32.4 | 300 | 8.5 | 690V/700V | H22F07025 |
| 2 | 32 | 60.3 | 650 | 10.5 | 690V/700V | H22F07035 |
| 3 | 40 | 101.8 | 950 | 12 | 690V/700V | H22F07040 |
| 4 | 50 | 217.6 | 1850 | 13.4 | 690V/700V | H22F07050 |
| 5 | 63 | 386.8 | 3100 | 15.5 | 690V/700V | H22F07063 |
| 6 | 80 | 840.1 | 6800 | 16 | 690V/700V | H22F07080 |
| 7 | 100 | 1890 | 13000 | 17.8 | 690V/700V | H22F07100 |
Note: Test environment: 23.5 °C constant‑temperature. Custom parameters acceptable.
Mechanical Dimension
- Outer diameter：Ø22.2 ±0.1 mm
- Overall length：58 (+0.1 /‑2) mm
- End cap length：15.8 mm each side
Insert dimension drawing image here with ALT tag.
Melting Characteristic Curve
Pre‑arcing time vs prospective current curve reflects the time‑current performance for each model of H22F07 series. Please refer to curve diagram for precise fuse selection.
Insert melting‑curve chart image here with ALT tag.
Typical Applications
- UPS power supply system (small inverters)
- Variable‑speed drives / VFD motor drives
- Power conversion electrical equipment
- Rectifier, power module short‑circuit protection
- Other 690‑700V power electronics requiring semiconductor‑grade over‑current protection
- Compliance & Standards
- National Standard: GB13539‑4
- IEC International Standard: IEC 60269‑4
- UL Standard: UL248‑1, UL248‑13
FAQ
1: What does aR utilization category mean?
A: aR means partial‑range semiconductor backup fuse, optimized for ultra‑fast short‑circuit protection for semiconductor devices. Normally it needs to coordinate with separate overload‑protection device in the whole system.
2: Can H22F07 work above altitude 2000 m?
A: Yes. Performance derating will happen over 2000 m. Contact our engineering team for customized solution for high‑altitude projects.
3: Why choose aR semiconductor fuse instead of general‑purpose gG fuse?
A: Standard gG HRC fuses react too slow. Semiconductor chips can get destroyed in microseconds under short‑circuit fault. aR fuses feature low I²t let‑through energy, to cut fault current before semiconductor components get damaged.
Customization & Support
We provide custom development service for special working conditions, special dimensions or special electrical parameters. Please send your technical requirement sheet for quotation. Download Datasheet｜Request Sample｜Contact Us
