S220954 Ferraz Shawmut - Fuse

Category: Fuses & Circuit Protection

Specifications: 750V, 500A

S220954 Ferraz Shawmut Fuse

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S220954 Description

Mersen makes the S220954, a 750 V, 500 A DC high speed 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 S220954, and please confirm ratings against the datasheet before ordering.

Summary of Features

Mersen (Ferraz Shawmut) S220954 is a Protistor size 122 gR square body high speed fuse for DC protection, 500 A, 750 VDC (IEC), M10 threaded terminals (TTF), with striker (catalog number D122GD75V500TF).

Target Applications

Ferraz Shawmut S220954 is used for DC protection of inverters, motor drives, UPS systems, railway traction power and auxiliary circuits and similar equipment of 750 VDC or less.

Key Specifications

Mersen (Ferraz Shawmut) S220954 is a Protistor size 122 gR square body high speed fuse for DC protection, 500 A, 750 VDC (IEC), M10 threaded terminals (TTF), with striker (catalog number D122GD75V500TF). Source: Mersen Protistor size 122 gR 750 VDC datasheet (DS-PFSA12GD2-06-1224-EN).

ParameterValue
Catalog numberD122GD75V500TF
Item numberS220954
Rated voltage750 VDC (IEC 60269-4)
Rated current500 A
CharacteristicgR, size 122
TerminalsM10 threaded terminals (TTF)
Breaking capacity100 kA DC
Pre-arcing I²t103 kA²s
Max. I²t at 900 V, L/R = 40 ms, Ip = 50 In1200 kA²s
Max. I²t at 900 V, L/R = 40 ms, Ip = 10 In6200 kA²s
Power dissipation at In / 0.8 In95 W / 52 W
IndicationStriker; microswitch options MC 3E, MCR 3E, MC2R 3E
Weight1.43 kg

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1800(V) / 200(A)		S200MND16
1600(V) / 200(A)
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