POWR-GARD® Fuse Datasheet JTD SERIES INDICATOR ® POWR-PRO ® FUSES 600 Vac • Time Delay • 8 /10 -600 A Specifications Voltage Ratings AC: 600 V DC: 300 V (8 ⁄10 –100 A) 500 V (110–600 A) 8 ⁄10 –600 A AC: 200 kA rms symmetrical 300kA rms symmetrical (Littelfuse self-certified) Amperage Range Interrupting Rating DC: 20 kA Body: Melamine Caps: Nickel-plated Bronze (8 ⁄10 –60 A) Brass (70–200 A) Brass Cap with Copper Blade (225–600 A) AC: S tandard 248-8, Class J UL Listed (File: E81895) CSA Certified (File: LR29862) DC: Littelfuse self-certified Mexico Material Approvals Country of Origin Description The Littelfuse POWR-PRO® JTD_ID Indicator Class J fuse provides visual blown fuse indication and maximum protection in a compact package. The current-limiting time delay JTD_ID offers a patented design which reduces nuisance fuse openings. Ordering Information AMPERAGE RATINGS ⁄10 1 1 1⁄4 1 1⁄2 16 ⁄10 1 8 ⁄10 2 8 Features/Benefits • • • • • POWR-PRO® Performance Current-Limiting IEC Type 2 Protection Indication and non-indication version available Indicating and DIN mount holders available Applications 2 1⁄4 2 1⁄2 2 8 ⁄10 3 3 2 ⁄10 3 1⁄2 4 TYPE • Fused combination motor controllers and motor control centers • Transformer protection • Protection for series rated molded case circuit-breaker panels • General purpose circuits INDICATING NON-INDICATING 4 1⁄2 5 5 6 ⁄10 6 7 8 9 10 12 15 17 1⁄2 20 25 30 35 40 45 50 60 70 80 90 100 110 125 150 175 200 SERIES AMPERAGE CATALOG NUMBER JTD_ID 60 JTD60ID JTD 60 JTD60 225 250 300 350 400 450 500 600 – – – – – – ORDERING NUMBER 0JTD060.TXID 0JTD060.T Web Resources Time-current curves, data sheets and additional technical information: littelfuse.com/jtd Recommended Fuse Holders LFJ60 Series LFPSJ Series (8 ⁄10 –60 A) www.littelfuse.com 1 of 3 © 2016 Littelfuse POWR-GARD® Products Rev: 1-B-042116 POWR-GARD® Fuse Datasheet JTD DIMENSIONS AND CURRENT-LIMITING EFFECTS Dimensions Inches (mm) C G D F A B C D A H E Fig. 2 Fig. 1 Dimensions of JTD_ID & JTD DIMENSIONS INCHES (mm) AMPERAGE FIG. NO. A B 1 – 30 1 2 1⁄4 (57.2) — 35 – 60 1 2 3 ⁄8 (60.3) 70 – 100 — D E F G H (20.6) — — — — 13 16 ⁄ ⁄ (15.9) 11 ⁄ 16 (27.0) — (94.5) 4 5 ⁄8 (117.5) 11⁄ 8 (28.6)* 5 8 — 2 ⁄ (66.7) 3 ⁄ 110 – 200 2 3 (76.2) 49 ⁄32 (108.7) 415 ⁄32 (113.5) 5 3 ⁄ 4 (146.1) 11⁄ 2 (38.1) 11⁄8 (28.6) 225 – 400 2 3 ⁄ (85.7) 5 ⁄ (130.2) 5 ⁄ (136.5) 7 ⁄ (181.0) 2 (50.8) 5 8 1 ⁄ (41.3) 13 32 450 – 600 2 3 3 ⁄4 (95.3) 527⁄32 (148.4) 6 5 ⁄32 (156.4) 8 (203.2) 2 1⁄2 (63.5) 2 (50.8) 17 32 3 8 18 3 ⁄ — 2 5 8 17 32 (89.7) C ⁄ (12.7) 12 23 32 3 8 18 ⁄ (19.1) 3 4 — 9 32 ⁄ (7.1) 18 ⁄ (3.2) 9 32 ⁄ (7.1) 3 16 ⁄ (10.3) 1 4 ⁄ (13.5) 3 8 ⁄ (4.8) ⁄ (6.4) ⁄ (9.5) Electrical Specifications ORDERING NUMBER AMPERAGE RATING 0JTD003.T 3 VOLTAGE RATING INTERRUPTING RATING AGENCY APPROVALS WATTS LOSS AT 100% RATED CURRENT (W) WATTS LOSS AT 80% RATED CURRENT (W) TOTAL CLEARING I2T (A2 SEC) 200 kA UL CSA 820 • • AC DC AC DC 600 300 200 kA 20 kA 4.537 2.801 0JTD010.T 10 600 300 200 kA 20 kA 4.087 2.418 1690 • • 0JTD030.T 30 600 300 200 kA 20 kA 4.247 2.92 4754 • • 0JTD060.T 60 600 300 200 kA 20 kA 6.447 3.83 10450 • • 0JTD100.V 100 600 300 200 kA 20 kA 7.463 4.447 68150 • • 0JTD200.X 200 600 500 200 kA 20 kA 18.39 10.187 159000 • • 0JTD400.X 400 600 500 200 kA 20 kA 40.037 23.463 1055000 • • 0JTD600.X 600 600 500 200 kA 20 kA 61.187 34.983 1970000 • • Fuse Weight AMPERAGE JTD-ID (POUNDS) JTD-ID (GRAMS) JTD (POUNDS) 8/10–3 1/2 4–12 JTD (GRAMS) 0.088 39.92 0.084 38.10 0.090 40.82 0.086 39.01 15–30 0.090 40.82 0.086 39.01 35–60 0.180 81.65 0.176 79.83 70–100 0.242 109.77 0.238 107.95 349.27 110–200 0.774 351.08 0.770 225–400 1.704 772.92 1.700 771.11 450–600 3.124 1417.02 3.120 1415.21 www.littelfuse.com 2 of 3 © 2016 Littelfuse POWR-GARD® Products Rev: 1-B-042116 POWR-GARD® Fuse Datasheet JTD SERIES CLASS J FUSE Current-Limiting Effects of JTD & JTDID (600 V) Fuses APPARENT RMS SYMMETRIC AL CURRENT FOR VARIOUS FUSE RATINGS SHORT CIRCUIT CURRENT † 30 A 699 881 1,008 1,110 1,196 1,271 1,338 1,398 1,506 1,601 1,762 1,898 2,173 2,391 5,000 10,000 15,000 20,000 25,000 30,000 35,000 40,000 50,000 60,000 80,000 100,000 150,000 200,000 60 A 1,331 1,676 1,919 2,112 2,275 2,418 2,545 2,661 2,867 3,046 3,353 3,612 4,134 4,551 100 A 1,903 2,397 2,744 3,020 3,254 3,457 3,640 3,805 4,099 4,356 4,795 5,165 5,912 6,507 200 A 2,858 3,601 4,123 4,537 4,888 5,194 5,468 5,717 6,158 6,544 7,203 7,759 8,882 9,776 400 A 4,702 5,925 6,782 7,464 8,041 8,545 8,995 9,405 10,131 10,766 11,849 12,764 14,611 16,082 600 A 7,689 8,802 9,687 10,436 11,089 11,674 12,205 13,148 13,972 15,378 16,565 18,963 20,871 †Prospective RMS Symmetrical Amperes Short-Circuit Current Note: Data derived from Peak Let-Thru Curves 100,000 90,000 80,000 200,000 60,000 70,000 80,000 90,000 100,000 50,000 40,000 30,000 20,000 6,000 7,000 8,000 9,000 10,000 5,000 4,000 3,000 2,000 600 700 800 900 1,000 500 400 300 200 100 Peak Let-Thru Curve (JTD & JTDID) 100,000 90,000 80,000 600A - 70,000 70,000 60,000 400A - 60,000 50,000 200A - 50,000 40,000 40,000 100A - 30,000 30,000 60A - 20,000 20,000 10,000 9,000 8,000 10,000 9,000 8,000 7,000 7,000 6,000 6,000 5,000 5,000 4,000 4,000 3,000 3,000 2,000 2,000 1,000 900 800 1,000 900 800 200,000 60,000 70,000 80,000 90,000 100,000 50,000 40,000 20,000 30,000 100 6,000 7,000 8,000 9,000 10,000 100 5,000 200 4,000 200 3,000 300 2,000 300 600 700 800 900 1,000 400 500 500 400 400 600 500 300 700 600 200 700 100 PEAK LET- THRU IN AMPERES 30A - AVAILABLE FAULT CURRENT SYMMETRICAL R.M.S. AMPERES TEST VOLTAGE: www.littelfuse.com BASIS FOR DATA: TIME CONSTANT/POWER FACTOR: 3 of 3 LITTELFUSE, INC. CHICAGO, IL. USA FUSE CATALOG NUMBER: JTD & JTDID 30A - 600A DRAWN BY: LLL DATE: 03/15/2016 REVISION: A © 2016 Littelfuse POWR-GARD® Products Rev: 1-B-042116