Mersen semiconductor fuse holders feature open face styles. Each version is rated 750 volts and accommodates 14 x 51 mm or 22 x 58 mm fuses. 703, U705 and U710 holders feature Mersen’s unique adderblock design which can be snapped onto 1-, 2-, or 3-pole blocks to form multi-pole segmented blocks of as many poles as desired. A choice of box, screw or pressure plate connectors is offered to fit a wide range of standard or solid copper wire. All versions have verified dielectric strengths in excess of 2500V. A patented built-in DIN-rail adapter on the U710 blocks adds further design versatiltiy. All fuse clips are made of high conductivity tin-plated copper with spring reinforced clips. Rated Voltage 750 VAC/DC Frequency (Hz) 50/60 Hz Ampere Rating 100A Number of Poles 1-Pole Short Circuit Current Rating (SCCR) 200 kA Fuse Type/Class Semiconductor Wiring range Al/Cu #2-14 Fuse Installation Method Clip-in Torque Rating 35 lb-in Installation Mounting Screw Mount or DIN Rail Dimensions 3.9'' (L) x 1.29'' (W) x 2.2'' (H) Body/Insulating Material Thermoplastic Product Weight 0.27 lb Safety Certifications ROHS, UL, CSA