Littelfuse, Inc. PSX Series – High-Speed Semiconductor Fuse, Square Body PSX3XLDB0550

Littelfuse PSX series 1500 V dc high-speed square body fuses are specially designed to protect battery energy storage systems (BESS), photovoltaic inverters, and many of dc applications such as dc common bus systems, larger industrial regenerative drives, rectifiers and, metal processing equipment. The PSX series fuses are extremely fast-acting, offering high-speed performance up to 1500 V dc, ranging from 80 A to 1400 A in the smallest NH XL package sizes. The PSX series is available with multiple mounting terminations including flush-end style, DIN-style and bolted-blade style. Visual blown fuse indication is standard on all fuses and optional micro-switch is available for external indication. The PSX series is certified to UL 248-13 and compliant with the IEC 60269-7 (Class aBat) battery protection fuse standard. High dc voltage rating up to 1500 V dc DC interrupting rating is 250 kA Extremely fast acting for high-speed performance Low watt loss provides energy efficiency for BESS applications Compact NH 1XL and 3XL sizes offer flexibility