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LITTELFUSE Semiconductor Fuse: PSR Series, Very-Fast-Acting, 350 A, 1,300 V AC - Very-Fast-Acting Threaded Flush-End Square Fuses
LITTELFUSEVery-Fast-Acting Threaded Flush-End Square Fuses

LITTELFUSE Semiconductor Fuse: PSR Series, Very-Fast-Acting, 350 A, 1,300 V AC

The LITTELFUSE PSR Series Semiconductor Fuse is a very-fast-acting threaded flush-end square fuse rated at 350 A, 1,300 V AC, and 1,000 V DC (MPN PSR071FS0350Z). This AC/DC voltage type fuse is designed for…

SKU 3G-OTH-26306

Brand
LITTELFUSE
Item
Semiconductor Fuse: PSR Series, Very-Fast-Acting, 350 A, 1,300 V AC
Category
Very-Fast-Acting Threaded Flush-End Square Fuses
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Technical Specifications

LITTELFUSE
Manufacturer Part Number
PSR071FS0350Z
Series
PSR
Type
Very-Fast-Acting, 350 A
AC
1,300 V
Voltage Type
AC/DC
DC DC Volt Rating
1,000 V

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LITTELFUSE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The LITTELFUSE PSR Series Semiconductor Fuse is a very-fast-acting threaded flush-end square fuse rated at 350 A, 1,300 V AC, and 1,000 V DC (MPN PSR071FS0350Z). This AC/DC voltage type fuse is designed for overcurrent protection in industrial equipment.

Frequently Asked Questions

What is the LITTELFUSE PSR Series semiconductor fuse used for?

The LITTELFUSE PSR Series semiconductor fuse (MPN PSR071FS0350Z) provides overcurrent protection for industrial power equipment such as drives, inverters, and UPS systems. Its very-fast-acting design safeguards sensitive semiconductor components from short circuits and overloads in AC/DC circuits up to 1,300 V AC and 1,000 V DC.

What are the specifications of the LITTELFUSE PSR071FS0350Z fuse?

This LITTELFUSE PSR Series fuse is rated 350 A, 1,300 V AC, and 1,000 V DC. It is a very-fast-acting threaded flush-end square fuse with AC/DC voltage type. The manufacturer part number is PSR071FS0350Z. It is designed for high-speed overcurrent protection in industrial semiconductor applications.

Where to buy LITTELFUSE PSR071FS0350Z worldwide?

3G Electric supplies the LITTELFUSE PSR071FS0350Z semiconductor fuse worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source and deliver this very-fast-acting fuse to support your industrial overcurrent protection needs.

How to select the correct LITTELFUSE PSR series fuse for an application?

Select the LITTELFUSE PSR series fuse by matching its voltage rating (1,300 V AC / 1,000 V DC) and current rating (350 A) to your circuit requirements. Ensure the very-fast-acting characteristic aligns with the inrush current of your semiconductor load. Consult the fuse's time-current curve and mounting dimensions for proper fit and coordination.

Used in

Common applications for LITTELFUSE
Power electronics protection — Littelfuse PSR Series semiconductor fuses for IGBT and diode protection in variable frequency drives.
Solar photovoltaic systems — Littelfuse SPF Series fast-acting fuses for string overcurrent protection in PV arrays.
Automotive electrical systems — Littelfuse MIDI® 498 Series bolt-on fuses for battery and alternator protection in vehicles.
Industrial control panels — Littelfuse KLKD Series midget fuses for branch circuit protection in control transformers and relays.
Motor control centers — Littelfuse BLF Series fast-acting fuses for short-circuit protection of motor starters and contactors.

LITTELFUSE Products

3G Electric supplies LITTELFUSE very-fast-acting threaded flush-end square fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Semiconductor Fuse: PSR Series, Very-Fast-Acting, 350 A, 1,300 V AC, 1,000 V DC DC Volt Rating (MPN PSR071FL0350Z)
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