L082373 Ferraz Shawmut - Fuse

L082373 Description

The L082373 from Mersen is a semiconductor fuse with a 250 V / 500 A rating. 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 L082373 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) L082373 is a Protistor BS88-4 semiconductor protection fuse, size 2x36x27 (double body), 500 A, 250 VAC, class gR, with built-in trip indicator (designation URGH 236T500; catalog number BS236UH25V500T). Source: Mersen Protistor BS88-4 semiconductor fuses 36x27 / 2x36x27, 250 VAC datasheet (SCAC206-207).

Parameter	Value
Catalog number	BS236UH25V500T
Reference number	L082373
Designation	URGH 236T500
Standard	BS 88-4 / IEC 60269-4, VDE 636-23
Rated voltage	250 VAC
Rated current	500 A
Utilization class	gR
Size	2x36x27 (double body)
Breaking capacity	100 kA at 250 V
Pre-arcing I²t (1 ms)	29100 A²s
Total clearing I²t at 250 V	120000 A²s
Watts loss at 0.8 IN / IN	32.6 W / 65.2 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.)	290 g

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