H075539 Ferraz Shawmut - Fuse

H075539 Description

Mersen makes the H075539, a 250 V, 450 A semiconductor fuse. It protects power semiconductors such as diodes, thyristors and IGBTs from short-circuit damage in drives, rectifiers and UPS systems.

USComponent (Young & New Century LLC) supplies power modules, thyristors, diodes and other industrial components, including legacy parts. Contact us for a quote on the H075539, and please confirm ratings against the datasheet before ordering.

Summary of Features

Target Applications

Ferraz Shawmut H075539 is used for protection of power semiconductors (diodes, thyristors, IGBT modules) in rectifiers, AC drives, soft starters, UPS systems and other power electronic equipment with AC supply up to 250 V.

Key Specifications

Mersen (Ferraz Shawmut) H075539 is a Protistor BS88-4 semiconductor protection fuse, size 36x27, 450 A, 250 VAC, class aR, without trip indicator (designation URGG 36/450; catalog number BS36UG25V450). Source: Mersen Protistor BS88-4 semiconductor fuses 36x27 / 2x36x27, 250 VAC datasheet (SCAC206-207).

Parameter	Value
Catalog number	BS36UG25V450
Reference number	H075539
Designation	URGG 36/450
Standard	BS 88-4 / IEC 60269-4, VDE 636-23
Rated voltage	250 VAC
Rated current	450 A
Utilization class	aR
Size	36x27
Breaking capacity	100 kA at 250 V
Pre-arcing I²t (1 ms)	33500 A²s
Total clearing I²t at 250 V	170000 A²s
Watts loss at 0.8 IN / IN	27.1 W / 54.1 W
Trip indicator	without trip indicator
Minimum operating voltage for trip indicator	20 V
Weight (approx.)	170 g

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