170M-Square §size 000 to 3, DIN 43620, dual indicator fuses 690 Vac (IEC), 700 Vac (UL), 10 to 1600 A

Bussmann 170M DIN43620 Double Indicator Square High-Speed Fuse

The square high-speed fuse adopts the DIN43620 external dimensions, with a size of 000 to 3,690Vac rated and a current range of 10 to 1600A. It features a dual fuse indication design, which can be read simultaneously by the body and the end plate after activation, making it convenient for maintenance personnel to quickly check the circuit status. It is widely used for short circuit protection in semiconductor and power conversion equipment.

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Bussmann 170M DIN43620 Double Indicator Square High-Speed Fuse

Product Positioning

The 170M dual-indicator square high-speed fuse is designed in accordance with the DIN43620 installation dimension standard. Through the dual indication mechanism, field personnel can quickly determine whether the fuse has been activated, making it suitable for power electronic systems with high maintainability requirements.

Core Product Advantages and Features

Dual indicator system

Each of the fuse element and the metal end plate is equipped with a set of indicators, and the status can be confirmed at two points after the action, improving the efficiency of on-site inspection.

DIN43620 Appearance

It conforms to the European standard square blade shape and is interchangeable with existing DIN43620 high-speed fuse systems.

High breaking capacity

With a rated breaking capacity of 200kA RMS symmetry value, it can withstand high fault currents in semiconductor circuits.

Wide current coverage

Available in five sizes from 000 to 3, with current ranging from 10A to 1600A, suitable for inverters and rectifiers of different capacities.

project	Specification
Installation Standards	DIN 43620
size	Size 000, 00, 1, 2, 3
Rated voltage	690 Vac (IEC) / 700 Vac (UL)
Rated current range	10 A – 1600 A
Breaking capacity	200 kA RMS Sym
Action Level	Size 000/00: gR; Other sizes: aR
Applicable Standards	IEC 60269-4
Special features	Dual indicators (body + end plate)

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Bussmann 170M DIN43620 gR Full-range square high-speed fuse

170M - Square, size 00 to 3, DIN 43620, full range (gR) 690 Vac (IEC), 10 to 800 A

gR full-range square high-speed fuses are designed according to DIN43620 dimensions, with sizes from 00 to 3,690Vac rated and currents ranging from 10 to 800A. They can handle both overload and short-circuit faults, have low energy let-through and excellent heat dissipation, and are suitable for high-power applications such as DC drives, rectifiers and power conversions.

Bussmann 170M DIN43653 High Voltage Square High-Speed Fuse

170M - Square § Size 1 to 3, DIN 43653 1250 Vac (IEC), 1300 Vac (UL), 50 to 1400 A

The 170M square high-speed fuse is manufactured according to DIN43653 bolt terminal dimensions, size 1 to 3, rated voltage 1250Vac (IEC)/1300Vac (UL), current range 50 to 1400A, suitable for high-voltage semiconductor components and rectifier circuits, providing fast-acting short-circuit protection.