F080942 Ferraz Shawmut - Fuse

F080942 Description

Rated at 250 V and 50 A, the Mersen F080942 is a semiconductor 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 F080942 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) F080942 is a Protistor BS88-4 semiconductor protection fuse, size 36x27, 50 A, 250 VAC, class gR, with built-in trip indicator (designation URGG 36T50; catalog number BS36UG25V50T). Source: Mersen Protistor BS88-4 semiconductor fuses 36x27 / 2x36x27, 250 VAC datasheet (SCAC206-207).

Parameter	Value
Catalog number	BS36UG25V50T
Reference number	F080942
Designation	URGG 36T50
Standard	BS 88-4 / IEC 60269-4, VDE 636-23
Rated voltage	250 VAC
Rated current	50 A
Utilization class	gR
Size	36x27
Breaking capacity	100 kA at 250 V
Pre-arcing I²t (1 ms)	120 A²s
Total clearing I²t at 250 V	500 A²s
Watts loss at 0.8 IN / IN	4.75 W / 9.5 W
Trip indicator	with built-in trip indicator
Matching microswitch	MC 36 GR 2.5, ref. P092496
Minimum operating voltage for trip indicator	20 V
Weight (approx.)	170 g

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