POWR-GARD® Fuse Datasheet SPFJ SERIES FUSE 1000 VDC • 125 - 450A Specifications Voltage Ratings: Interrupting Rating: 1000 VDC AC: 200 kAIC; DC: 125-200 A: 20 kAIC 250-400 A: 10 kAIC 450 A: 20 kAIC Amperage: 125, 160, 200, 250, 300, 350, 400, 450 Approvals: UL 2579 Listed UL 248-8, Class J C UL (Approval on Class J fuse–no PV standard) VDE certifications to IEC 60269-6 in progress Material:Body-Melamine End Bells-Copper Alloy Environmental: RoHS Compliant Country of Origin:Mexico Description The SPFJ series is the smallest 1000VDC 125-450A photovoltaic fuse available in the market. The SPFJ series is manufactured in Class J case sizes that allows for both fuseholder and busbar mounting configuration. The SPFJ meets both UL and IEC requirements. Features/Benefits Applications • • • • • • Inverters • Re-combiner boxes Meets both UL and IEC photovoltaic standards Small footprint reduces panel size Full-range PV time-current characteristic Flexibility of fuseholder or busbar mounting Higher amperage solar fuses in standard sizes Recommended Fuseholder LFJ 1000VDC Solar Series • UL Listed Class J branch and feeder circuit rated Dimensions in mm (inches) F E G A D B C DIMENSIONS IN INCHES (MM) Amperage A B C D E F G 125-200 3 (76.2) 4 11/32 (110.19) 5 21/32 (144.02) 1 1/2 (38.1) 1 1/8 (28.6) 9/32 (7.1) 3/16 (4.8) 250-400 3 3/8 (85.7) 5 1/4 (133.35) 7 1/8 (181.0) 2 (50.8) 1 5/8 (41.3) 13/32 (10.3) 1/4 (6.4) 450 3 3/4 (95.3) 5.98 (151.99) 8 (203.2) 2 1/2 (63.5) 2 (50.8) 17/32 (13.5) 3/8 (9.5) Look for this logo to indicate products that are used in solar applications. Visit our website www.littelfuse.com/solar for the latest updates on approvals, certifications, codes and standards. www.littelfuse.com 1 © JUNE 2011 Littelfuse POWR-GARD Products POWR-GARD® Fuse Datasheet SPFJ SERIES FUSE Ordering Information PART Number ORDERING number AMPERAGE SPFJ 125 SPFJ125.X 125 SPFJ 160 SPFJ160.X SPFJ 200 Agency Approvals UPC UL VDE* CE ROHS CCC* C UL° 07945894924 l l l l l l 160 07945894925 l l l l l l SPFJ200.X 200 07945894926 l l l l l l SPFJ 250 SPFJ250.X 250 07945894927 l l l l l l SPFJ 300 SPFJ300.X 300 07945894928 l l l l l l SPFJ 350 SPFJ350.X 350 07945894929 l l l l l l SPFJ 400 SPFJ400.X 400 07945894930 l l l l l l SPFJ 450 SPFJ450.X 450 07945894931 l l l l l l Electrical Specifications VOLTAGE RATING Interrupting Rating TOTAL CLEARING I2T (A2SEC) 100 kA (600Vac) TOTAL CLEARING I2T (A2SEC) 10 kA (1000Vdc) TOTAL CLEARING I2T (A2SEC) 20 kA (1000Vdc) 24750 17391 23529 60100 38771 47465 108000 66151 79642 85900 55897 N/A 143000 91129 N/A 232000 170863 N/A ORDERING Number AMPERAGE Rating AC DC AC DC SPFJ125.X 125 600 1000 200 kA 20 kA SPFJ160.X 160 600 1000 200 kA 20 kA SPFJ200.X 200 600 1000 200 kA 20 kA SPFJ250.X 250 600 1000 200 kA 10 kA SPFJ300.X 300 600 1000 200 kA 10 kA SPFJ350.X 350 600 1000 200 kA 10 kA SPFJ400.X 400 600 1000 200 kA 10 kA 400500 287094 N/A SPFJ450.X 450 600 1000 200 kA 20 kA 565333 401687 400916 ORDERING Number AMPERAGE Rating Nom Cold Resistance (Ohm) MELTING I 2T (10kA dc) (1000Vdc) MELTING I 2 T (20kA dc) (1000Vdc) Watts Loss at 100% Rated Current (W) WATTS LOSS AT 80% RATED CURRENT (W) WATTS LOSS AT 70% RATED CURRENT (W) 9.04 SPFJ125.X 125 0.964 6863 5824 23.00 12.60 SPFJ160.X 160 0.613 19053 19368 22.77 12.67 9.15 SPFJ200.X 200 0.460 34053 32502 27.40 15.09 10.87 SPFJ250.X 250 0.485 31022 N/A 49.17 26.20 20.59 SPFJ300.X 300 0.367 59201 N/A 52.90 28.32 20.02 SPFJ350.X 350 0.285 109799 N/A 54.48 29.31 20.99 SPFJ400.X 400 0.236 198654 N/A 58.40 31.47 22.21 SPFJ450.X 450 0.187 317627 201877 50.55 28.68 20.79 * In Progress ° C UL Approval on Class J fuse (no CSA PV standard exists) www.littelfuse.com 2 © JUNE 2011 Littelfuse POWR-GARD Products POWR-GARD® Fuse Datasheet SPFJ SERIES FUSE Electrical Specification – Agency Requirements Opening Time (Minutes) ORDERING NUMBER. AMPERAGE SPFJ125.X 125 SPFJ160.X 160 SPFJ200.X 200 SPFJ250.X 250 SPFJ300.X 300 SPFJ350.X 350 SPFJ400.X 400 SPFJ450.X 450 100% of Amp Rating 113% of Amp Rating 135% of Amp Rating 145% of Amp Rating 200% of Amp Rating per UL per IEC per UL per IEC per UL 120 Min 120 Max 10 Max Temperature Stabilization 180 Min 120 Max 180 Max 12 Max 240 Min 240 Max 14 Max PERCENT OF UPRATING Temperature Rerating Curve 60 40 20 0 20 40 60 -60˚ C -76˚ F -40˚ C -40˚ F -20˚ C -4˚ F 0˚ C -32˚ F 20˚ C 68˚ F 40˚ C 104˚ F 60˚ C 140˚ F 80˚ C 176˚ F 100˚ C 212˚ F 120˚ C 248˚ F PERCENT OF DOWNRATING 0 140˚ C 284˚ F AMBIENT TEMPERATURE www.littelfuse.com 3 © JUNE 2011 Littelfuse POWR-GARD Products POWR-GARD® Fuse Datasheet SPFJ SERIES FUSE Recommended Torque Values For Buss Bar Mounting RECOMMENDED TORQUE VALUES FOR BUSS BAR MOUNTING FUSE ORDERING NUMBER FUSE TORQUE–METRIC (STANDARD) HARDWARE size–Metric (Standard)* SPFJ125.X 7.3 N•m (65 in-lb) 6mm (1/4 -20) SPFJ160.X 7.3 N•m (65 in-lb) 6mm (1/4 -20) SPFJ200.X 7.3 N•m (65 in-lb) 6mm (1/4 -20) SPFJ250.X 19.2 N•m (170 in-lb) 10mm ( 3/ 8 -16) SPFJ300.X 19.2 N•m (170 in-lb) 10mm ( 3/ 8 -16) SPFJ350.X 19.2 N•m (170 in-lb) 10mm ( 3/ 8 -16) SPFJ400.X 19.2 N•m (170 in-lb) 10mm ( 3/ 8 -16) SPFJ450.X 19.2 N•m (170 in-lb) 12mm (7/16 -14) * Recommended minimum hardware grade 2 or class 5.8 For fuseholder information, drawings and specifications visit www.littelfuse.com/solar www.littelfuse.com 4 © JUNE 2011 Littelfuse POWR-GARD Products POWR-GARD® Fuse Datasheet SPFJ SERIES FUSE TIME CURRENT CURVE Time Current Curve 100000 90000 80000 70000 60000 50000 40000 30000 20000 10000 9000 8000 7000 6000 5000 4000 3000 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 1000 900 800 700 600 500 1000 900 800 700 600 500 400 400 450A 300 300 400A 200 200 350A 300A 100 90 80 70 60 50 250A 200A 40 TIME IN SECONDS 100 90 80 70 60 50 30 160A 20 125A 40 30 20 10 9 8 7 6 5 10 9 8 7 6 5 4 4 3 3 2 2 1 0.9 0.8 0.7 0.6 0.5 1 0.9 0.8 0.7 0.6 0.5 0.4 0.4 0.3 0.3 0.2 0.2 0.1 0.09 0.08 0.07 0.06 0.05 0.1 0.09 0.08 0.07 0.06 0.05 0.04 0.04 0.03 0.03 0.02 0.02 0.01 0.01 100000 90000 80000 70000 60000 50000 40000 30000 5 20000 www.littelfuse.com TIME CONSTANT/ POWER FACTOR: 10000 9000 8000 7000 6000 5000 BASIS FOR DATA: 1000 Vdc 4000 TEST VOLTAGE: 3000 2000 1000 900 800 700 600 500 400 300 200 100 90 80 70 60 50 40 30 20 10 CURRENT IN AMPERES FUSE CATALOG NUMBER SPFJ 125A-450A © JUNE 2011 Littelfuse POWR-GARD Products DRAWN BY: NCS POWR-GARD® Fuse Datasheet SPFJ SERIES FUSE PEAK LET-THRU CHARACTERISTIC CURVES 1000000 100000 450A 400A 350A PEAK LET- THRU IN AMPERES 300A 250A 200A 200A 160A 160A 125A 125A 10000 1000 100 100 1000 10000 100000 1000000 AVAILABLE FAULT CURRENT SYMMETRICAL R.M.S. AMPERES Tested at 600 Vac www.littelfuse.com 6 © JUNE 2011 Littelfuse POWR-GARD Products