FNQ slow-speed fuse

Eaton Bussmann FNQ slow-speed auxiliary fuse 10x38mm 500Vac

FNQ is a time-delay auxiliary fuse, measuring 10x38mm, with a rated voltage of 500Vac, a current range of 1/10-30A, and a breaking capacity of 10kA. It can withstand the starting surge of transformer and motor control circuits, making it an economical auxiliary overcurrent protection solution.

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Eaton Bussmann FNQ slow-speed auxiliary fuse 10x38mm 500Vac

Product Positioning

The FNQ series is Eaton Bussmann's economical time-delay auxiliary fuse, suitable for circuit protection of motor control transformers and other circuits with starting surge currents.

Core Product Advantages and Features

Delay characteristics

Featuring a time delay design, it can withstand startup surges in the transformer and motor control circuits.

Standard 10x38mm size

Adopting a universal form factor of 13/32x1-1/2 inches (10x38mm)

UL/CSA Certification

Certified by UL Std. 248-14 and CSA C22.2 No. 248.14

Auxiliary protection

Positioned as a supplementary fuse, used to supplement the protection of branch circuits.

Wide current selection

Rated current ranges from 1/10A to 30A, allowing for precise selection based on load.

project	Specification
Rated voltage	500 Vac
Rated current range	1/10-30 A
size	10 x 38 mm (13/32 x 1-1/2 inch)
Breaking capacity	10 kA
type	Time-delay auxiliary fuse
Applicable Standards	UL Std.248-14, CSA C22.2 No.248.14

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