A50P200-4TI Ferraz Shawmut - Fuse

A50P200-4TI Description

A50P200-4TI is a 500 V, 200 A high speed fuse made by Mersen. It protects power semiconductors such as diodes, thyristors and IGBTs from short-circuit damage in drives, rectifiers and UPS systems.

USComponent has sourced power semiconductors for maintenance teams and OEMs since 2001. For price and availability of the A50P200-4TI, send us a request for quote. Please confirm the specifications against the manufacturer's datasheet before purchase.

Summary of Features

Target Applications

Ferraz Shawmut A50P200-4TI is used for protection of DC drives, uninterruptible power supplies (UPS) and other power electronic equipment of 500 V or less, including power semiconductor (diode, thyristor, IGBT) protection.

Key Specifications

Mersen (Ferraz Shawmut) A50P200-4TI is an Amp-Trap Form 101 A50P high speed fuse, 200 A, 500 VAC / 450 VDC, blade, bolt-in mounting, with integral trigger indicator (TI). Source: Mersen A50P Amp-Trap Form 101 datasheet (HS 14-15, 2025).

Parameter	Value
Series	A50P Amp-Trap Form 101 high speed fuse
Rated current	200 A
Rated voltage	500 VAC / 450 VDC
Interrupting rating	100 kA AC / 79 kA DC (L/R 10 ms)
Mounting type	4: blade, bolt-in
Indicator	integral trigger indicator (TI)
Characteristics	Very fast acting, current limiting, low I²t, controlled arc voltage
Approvals	UL Recognized Component (JFHR2, file 60314): AC and DC
Overall length (A)	3.63 in (92.2 mm)
Body diameter / width (B)	1.22 in (31.0 mm)
Mounting hole centres (D)	74.7 mm
Matching fuse block	P243E

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