LR250 Datasheet - Littelfuse

LR250 LLNRK/LLSRK Series POWR-PRO Class RK1

LLNRK/LLSRK Series POWR-PRO® Class RK1 250/600 VAC s Dual-Element, Time-Delay s 1/10 600 Amperes SPECIFICATIONS Voltage Ratings: AC: 250 Volts (LLNRK) 600 Volts (LLSRK) DC: 125 Volts (LLNRK) 300 Volts (LLSRK) Interrupting Ratings: AC: 200,000 amperes rms symmetrical 300,000 amperes rms symmetrical (Littelfuse self-certified) DC: 20,000 amperes Ampere Range: 1/10 600 amperes Approvals: AC: Standard 248-12, Class RK1 UL Listed (File No: E81895) CSA Certified (File No: LR2986.

LR250 Features

* BENEFITS s Extremely current limiting

* Reduces damage to circuits and equipment under short-circuit conditions. Stops damaging short circuits faster than any mechanical protective device. 300kA Interrupting Rating

* Littelfuse self-certified to 300,000 amperes as standard. Meets fu

LR250 Datasheet (189.52 KB)