Varistor Metal Oxide Varistor Products Page 186 Varistor Metal-Oxide Varistor Products

2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 09/14/17 Metal-Oxide Varistors (MOVs) Industrial High Energy Terninal Varistors > HB34, HF34 & HG34 Series HF34 Series Ratings & Specifications Lead-free and RoHS Compliant Models Model Size Disc Dia. (mm) Maximum Rating (85C) Specifications (25C) Continuous Transient Varistor Voltage at 1mA DC Test Current Maximum Clamping Voltage V C at 200A Current (8/20 s) Typical Capaci- tance V RMS V DC Energy (2ms) Peak Current 8 x 20 s Part Number V M(AC) V M(DC) W TM I TM Min V N(DC) Max V C f = 1MHz (V) (J) (A) (V) (pF) V111HF34 34 110 148 220 40,000 1 156 173 190 288 11,600 V131HF34 34 130 175 270 40,000 2 184.5 205 225.5 345 10,000 V141HF34 34 140 188 291 40,000 3 198 220 242 375 9,000 V151HF34 34 150 200 300 40,000 4 216 240 264 405 8,000 V181HF34 34 180 240 330 40,000 254 282 310 468 6,800 V201HF34 34 200 265 350 40,000 283 314 345 533 6,350 V251HF34 34 250 330 370 40,000 351 390 429 650 5,000 V271HF34 34 275 370 400 40,000 387 430 473 730 4,500 V301HF34 34 300 410 430 40,000 423 470 517 780 4,100 V321HF34 34 320 420 460 40,000 459 510 561 830 3,800 V331HF34 34 330 435 475 40,000 467 518.5 570 843 3,750 V351HF34 34 350 460 500 40,000 495 549.5 604 894 3,600 V391HF34 34 385 510 550 40,000 545 604 663 1,000 3,500 V421HF34 34 420 560 600 40,000 612 680 748 1,130 3,000 V441HF34 34 440 587 620 40,000 622 690 758 1,150 2,900 V481HF34 34 480 640 650 40,000 675 750 825 1,240 2,700 V511HF34 34 510 675 700 40,000 738 820 902 1,350 2,500 V551HF34 34 550 710 755 40,000 778 863.5 949 1,404 2,390 V571HF34 34 570 730 770 40,000 819 910 1001 1,480 2,200 V661HF34 34 660 850 900 40,000 945 1050 1155 1,720 2,000 V681HF34 34 680 875 925 40,000 962 1067.5 1173 1777 1,900 V751HF34 34 750 970 1050 40,000 1080 1200 1320 2,000 1,800 Note: 1. Peak current applies to applications rated up to 97V RMS . Peak current is 30kA for applications greater than 97V. 2. Peak current applies to applications rated up to V RMS . Peak current is 30kA for applications greater than 115V. 3. Peak current applies to applications rated up to V RMS . Peak current is 30kA for applications greater than 123V. 4. Peak current applies to applications rated up to V RMS . Peak current is 30kA for applications greater than 132V.

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