DFJ

Eaton Bussmann DFJ Series Class J High-Speed Fuse 600V

The DFJ series is a Bussmann Class J high-speed, fast-blow fuse, rated at 600Vac/450Vdc, with a current range of 1~600A, a breaking capacity of 200kA (AC)/100kA (DC), compliant with UL 248-8 certification, and sized compatible with Class J fuse holders. It is suitable for power semiconductor protection.

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Price Information

Pricing varies depending on specifications. Please see the specifications options below for detailed pricing (starting from NT$360).

Product Description

Eaton Bussmann DFJ series high-speed fuses: Voltage: 600 Vac or less, 450 Vdc or less; Current: 20A~60A; Short-circuit capacity: 200 kAIC at 600Vac, 100 kAIC at 450 Vdc; Non-indicating high-speed fuse rating: J; Type: DFJ-20, DFJ-30, DFJ-60

Specifications Data Sheet

Product Introduction

Product Positioning

The DFJ series is a family of Bussmann Class J high-speed, fast-blow fuses, rated at 600Vac/450Vdc, designed to provide fast short-circuit protection for AC/DC inverters and equipment using power semiconductor components such as diodes, GTOs, and SCRs.

Core Product Advantages and Features

High-speed, fast-break design

Fast response speed, suitable for short circuit protection of power semiconductor components

Class J standard size

Compatible with existing Class J fuse holders and clamps

High breaking capacity

200kA(AC)/100kA(DC), suitable for high short-circuit current applications.

Suitable for both AC and DC power

Rated 600Vac and 450Vdc, suitable for AC/DC inverter systems.

Fully Certified International

UL 248-8, CSA C22.2 No.248.8, CE marking, RoHS

project	Specification
Current range	1~600 A (20~60A for this model)
Rated voltage	600 Vac / 450 Vdc
Circuit Breaker Level	Class J (High-speed, fast-break type)
Applicable Standards	UL 248-8, CSA C22.2 No. 248.8
Breaking capacity	200 kA RMS (AC), 100 kA (DC)

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