A30QS700-128 Ferraz Shawmut - Fuse

A30QS700-128 Description

Rated at 300 V and 700 A, the Mersen A30QS700-128 is a high speed fuse. Fast-acting fuses like this are used to protect rectifiers, inverters and other power-electronic circuits against short circuits.

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Summary of Features

Target Applications

Ferraz Shawmut A30QS700-128 is used for protection of power semiconductors (diodes, phase control SCRs and other devices) in heavy duty rectifiers, power supplies and DC equipment of 300 V or less.

Key Specifications

Mersen (Ferraz Shawmut) A30QS700-128 is an Amp-Trap Form 101 A30QS high speed fuse, 700 A, 300 VAC/DC, hockey puck, bolt-in mounting. Source: Mersen A30QS Amp-Trap Form 101 high speed fuses datasheet (HS 10-11).

Parameter	Value
Series	A30QS Amp-Trap Form 101 high speed fuse
Rated current	700 A
Rated voltage	300 VAC / 300 VDC
Interrupting rating	200 kA AC / 100 kA DC (L/R 10 ms)
Mounting type	128: hockey puck, bolt-in
Characteristics	Fast acting, current limiting, low I²t, controlled arc voltage, superior DC capability
Approvals	UL Recognized Component (file E60314), AC: guide JFHR2
Main dimensions (see datasheet figure)	A 2.59 in (66 mm), B 2.875 in (73 mm)
Terminal taps	3/8-24 tap, 1/2 in deep (2 taps)

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