Description

H22F07 aR Semiconductor Fuse – 25A-100A 690V/700V Fast-Acting Semiconductor Protection

Product Introduction of H22F07 aR Semiconductor Fuse

The H22F07 series is a professional aR class high-speed semiconductor fuse, specially designed for short-circuit protection of sensitive power electronic components. With rated current ranging from 25A to 100A and rated voltage of 690V (IEC standard) / 700V (UL standard), it features ultra-fast breaking performance and high breaking capacity, perfectly matching the protection needs of modern power electronic equipment.

This aR semiconductor fuse adopts high-strength ceramic shell and precision fusion element, which can quickly cut off short-circuit current in milliseconds, effectively avoiding irreversible damage to IGBT, MOSFET, rectifier bridge and other core semiconductor devices, ensuring the stable operation of power systems.

Key Specifications of H22F07 25A-100A 690V/700V Fuse

Model Series: H22F07 (full specifications: 25A, 32A, 40A, 50A, 63A, 80A, 100A)
Protection Class: aR (semiconductor special short-circuit protection)
Voltage Rating: 690V AC (IEC), 700V AC (UL), 600V DC
Breaking Capacity: 80kA AC, 50kA DC
Standards Compliance: IEC 60269-4, UL 248-1, UL 248-13, GB 13539-4
Operating Temperature: -40℃ to +125℃
Appearance Size: 22×58mm ceramic ferrule type, compact structure for easy installation

Core Advantages of H22F07 High-Speed Semiconductor Fuse

Ultra-Fast aR Protection Performance

As a dedicated aR semiconductor fuse, H22F07 has extremely low I²t value, which can quickly clear short-circuit faults without delay, realizing precise protection for vulnerable semiconductor components, far superior to general-purpose fuses in protection efficiency.

Wide Voltage & Current Range

Covering 25A-100A current specifications and 690V/700V dual voltage standards, H22F07 can meet the application requirements of different regions and different power equipment, with strong universality and strong replacement compatibility.

High Reliability & Harsh Environment Adaptability

Adopting high-quality ceramic shell and built-in professional arc extinguishing structure, H22F07 has excellent shock resistance, heat resistance and insulation performance, stable operation in harsh industrial environments, long service life and high safety.

International Certification & Global Application

Complying with IEC, UL and other international mainstream safety certifications, H22F07 semiconductor fuse can be smoothly applied to global power electronic equipment, meeting export and local installation standards.

Main Applications of H22F07 aR Semiconductor Fuse

H22F07 25A-100A 690V/700V semiconductor fuses are widely used in key power scenarios such as:

Frequency converters & variable frequency drives (VFD)
Uninterruptible power supply (UPS)
Solar photovoltaic inverters and combiner boxes
Energy storage systems (ESS/BESS)
Electric vehicle charging piles
Industrial power supplies, rectifiers and inverters
Power transmission and distribution semiconductor equipment

FAQ About H22F07 Semiconductor Fuse

Q: What is the difference between aR class and general gG class fuses?

A: aR class fuses are special for semiconductor short-circuit protection, with ultra-fast breaking speed, only for short-circuit fault protection; gG class fuses are general distribution fuses, mainly for overload and line protection, and cannot replace aR fuses for semiconductor equipment protection.

Q: Is H22F07 suitable for DC circuit protection?

A: Yes, H22F07 supports 600V DC circuit protection, which is very suitable for DC systems such as energy storage and solar photovoltaic.

Q: Can H22F07 be customized for special specifications?

A: We support targeted customization of partial specifications, and can provide corresponding solutions according to your equipment protection needs.

Choose EssFuse H22F07 Semiconductor Fuse

EssFuse focuses on the R&D and production of high-performance semiconductor fuses. The H22F07 series strictly follows international standards for production and testing, with stable quality and complete models. It is an ideal choice for semiconductor power equipment short-circuit protection.

H22F07 Semiconductor Fast Fuse

1. Use and use

This series of fuses is suitable for circuits with rated AC voltage IEC (690V) UL (700V), DC 600V and rated current 25A-100A. The 80KA (AC) and 50KA (DC) segmented capabilities are mainly used for line overload and short circuit protection in electrical equipment, UPS system protection for small inverters, variable speed drive protection, and other similar 700V protection. The product complies with the provisions of the national standard GB13539-4, the International Power Commission standard IEC60269-4, and UL248-1/248-13.

2. Operational condition

The upper limit of ambient air temperature shall not exceed 125℃; the lower limit of ambient air temperature shall not be lower than -40℃; the altitude of the installation site shall not exceed 2000m (if exceeding this 2000m, the requirements shall be indicated, and the Company can design and develop according to customer requirements).

3. Usage category

“aR” indicates the fuse used to protect the line overload and short circuit in the electrical device.

4. Structural characteristics

The variable cross-section melt made of 99.99% pure silver is encapsulated in a melt tube made of high-strength ceramics. The melt tube is filled with chemically treated high-purity quartz sand and specially treated chemicals as arc extinguishing media, and both ends of the melt are firmly electrically connected to the contacts.

5. Main technical parameters

NO	Rated current (A)	I²T (A²S)		Power Loss (W)	Rated voltage (V)	Model
1	25	32.4	300	8.5	690V/700V	H22F07025
2	32	60.3	650	10.5	690V/700V	H22F07032
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

Can be customized according to customer requirements. The test data was conducted at a constant temperature of 23.5°C.

H22F07 aR Semiconductor Fuse | 25A–100A 690V/700V Fast Fuse