PSR SERIES HIGH-SPEED SQUARE BODY

2022-01-20
●Description
■Littelfuse PSR series high-speed square body fuses are specially designed for protection of power semiconductor devices such as diodes, triacs, IGBTs, SCRs, MOSFETs, and other solid-state devices that are typically designed into power conversion and power conditioning equipment. Variable frequency drives, inverters, UPS, rectifiers, and soft-starters are examples of typical equipment designed with sensitive power semiconductor devices that cannot withstand any line surge or overcurrent conditions and require high-speed protection.
■The PSR series with bolted blades is designed and testedto IEC 60269-4.
■Littelfuse POWR-SPEED® PSR series products offer optimized circuit protection at the extremely fast speed required to protect modern day power conversion devices. Available in bolted blade style termination (typical in North American market) with visual blown fuse indication standard on all fuses and optional micro-switch for external indication
●Features/Benefits
■Best in class dc performance
■Extremely current limiting
■Superior cycling capability
■Visual and optional microswitch fuse blown indication
■Low watt-loss design
■Compliance with US and Canadian requirements
■Fast-acting Class aR performance

Littelfuse

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POWR-SPEED® Fuse

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Power conversion devices ]UPS ]inverter ]rectifiers ]drives ]Dc systems ]dc common bus ]dc injection braking ]Battery protection application ]energy storage systems ]Electric vehicle charging stations ]Heaters ]power supplies ]

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112421

Rev: 112421

3.2 MB

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