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FUSES URB FUSES FOR SEMICONDUCTOR PROTECTION EUROPEAN STANDARD SIZES 000 AND 00 Class: aR Voltage rating: AC 660 V – AC 1000 V Current rating: 10 A to 400 A Approvals: Standards: DIN 43653 IEC 60269-1 and -4 DIN VDE 0636-40 UL 248-13 Features / Benefits Extremely high interrupting rating 100 kA – 300 kA Voltage rating AC 660 V – AC 1000 V Protection of Power Semiconductors according to IEC 60269-1 and -4 Complies with DIN 43653 – sizes 000 and 00 with or without Topindicator and trip microswitch aR class 10 A – 400 A according to IEC 60269-4 and DIN VDE 0636-40 Fuse Bases and Accessories are available URB 1 URB FUSES FUSES FOR SEMICONDUCTOR PROTECTION EUROPEAN STANDARD SIZES 000 AND 00 Selection Guide Size Rated Voltage AC 660 V 660 V 660 V 690/700 V 690/700 V 690/700 V 660 V 660 V 660 V 690/700 V 690/700 V 690/700 V 1000 V 1000 V 1000 V 1000 V 250 V Fixing Center Indicator * Part No. Type 20 282 04 20 282 41 20 558 04 20 282 20 20 282 21 20 558 20 20 189 04 20 189 41 20 412 04 20 189 20 20 189 21 20 412 20 20 560 20 20 560 21 20 562 20 21 189 01 28 002 05 Selector Guide Page URB 3 URB 3 URB 4 URB 3 URB 3 URB 4 URB 5 URB 5 URB 6 URB 5 URB 5 URB 7 URB 8 URB 8 URB 9 Techn. Data Page URB 10 URB 10 URB 10 URB 11 URB 11 URB 11 URB 12 URB 12 URB 12 URB 13 URB 13 URB 13 URB 14 URB 14 URB 14 URB 15 URB 15 000 000 000 000 000 000 00 00 00 00 00 00 00 00 00 Fuse Base Microswitch 3,15“ (80 mm) 3.15“ (80 mm) 3.15“ (80 mm) 3.15“ (80 mm) 3.15“ (80 mm) 3.15“ (80 mm) 3.15“ (80 mm) 3.15“ (80 mm) 3.15“ (80 mm) 3.15“ (80 mm) 3.15“ (80 mm) 3.15“ (80 mm) 3.15“ (80 mm) 3.15“ (80 mm) 3.15“ (80 mm) with Topindicator without Topindicator with microswitch fitting with Topindicator without Topindicator with microswitch fitting with Topindicator without Topindicator with microswitch fitting with Topindicator without Topindicator with microswitch fitting with Topindicator without Topindicator with microswitch fitting * Minimum operating voltage for Topindicator 6.5 V URB 2 FUSES URB FUSES FOR SEMICONDUCTOR PROTECTION EUROPEAN STANDARD SIZES 000 AND 00 Size 00 Rated current 32 A 35 A 40 A 50 A 63 A 80 A 100 A 125 A 160 A 200 A 250 A 315 A 350 A 400 A Rated voltage AC 690/700 V Part No. Topindicator and fitting for microswitch 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 UL Rec. Standard DIN 43653 Weight (kg/100) Pack      21 21 21 21 21 21 21 21 21 21 21 21 21 21 3 3 3 3 3 3 3 3 3 3 3 3 3 3 A B C D E 2.17 ” (55 mm) 1.13 ” (28.8 mm) 0.40 ” (10.3 mm) 1.16 ” (29.5 mm) 3.07 ” (78 mm) F G H I L(max) 0.10 ” (2.5 mm) 2.48 ” (63 mm) 3.15 ” (80 mm) 1.54 ” (39 mm) 4.13 ” (105 mm) URB 7 Electrical Characteristics FUSES URB Size 00 Rated current 35 A 40 A 50 A 63 A 80 A 100 A 125 A 160 A 180 A 200 A 250 A 315 A 350 A 400 A Part No. with Topindicator 20 189 20 20 189 20 20 189 20 20 189 20 20 189 20 20 189 20 20 189 20 20 189 20 20 189 20 20 189 20 20 189 20 20 189 20 20 189 20 20 189 20 Rated voltage AC 690/700 V Part No. without Topindicator 20 189 21 20 189 21 20 189 21 20 189 21 20 189 21 20 189 21 20 189 21 20 189 21 20 189 21 20 189 21 20 189 21 20 189 21 20 189 21 20 189 21 Operating class Rated breaking capacity aR 600 V / 300 kA · 700 V / 200 kA Part No. Topindicator and fitting for microswitch 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 20 412 20 Power loss W 8 10 12 14 17 21 25 31 34 37 44 53 57 68 Pre-arcing l2t-value A2s 66 90 140 250 470 730 1,300 2,800 4,200 5,000 8,500 15,600 20,000 28,400 Total l2t-value @ 660 V A2s 360 500 770 1,400 2,600 4,000 7,200 15,400 23,100 27,500 46,800 86,000 110,000 156,000 Cut-off-characteristics Time / Current Characteristics Ic (kA) t(s) Cut-off Current Peak Prospective Short Circuit Current I(kA) Arc voltage-Diagram Reduction factor for total I2t-value Reduction factor for power loss UL ____ VAC KB KW UB ____ UB ____ IB ___ Virtual Pre-arcing Time VAC VAC IN RMS Prospective Current I(A) URB 13 Electrical characteristics Characteristics FUSES URB Standard DIN 43653 Fuse Base 400 A Size 000 and 00 Rated voltage AC 1000 V 600 V Part No. 21 189 01 Rated Current: 400 A Rated Power Acceptance: 34 W Nut Torque: 22 Nm A B C D E F G H I J K L(max) M N 4.96 ” (126 mm) 1.57 ” (40 mm) 0.50 ” (13 mm) 0.75 ” (19 mm) 3.15 ” (80 mm) 0.12 ” (3 mm) 1.73 ” (44 mm) 3.82 ” (97 mm) 0.26 ” (6,5 mm) 0.60 ” (15,5 mm) 0.63 ” (16 mm) 5.75 ” (146 mm) M8 0.98 ” (25 mm) Microswitch Rated voltage AC 250 V GL-Microswitch Top indicator Fuse-link Rated voltage AC 250 V Part No. 28 002 05 Breaking capacity non inductive Load inductive Load 5A 5A Rated voltage Breaking capacity non inductive Load inductive Load (L/R = 25 ms) DC 60 V DC 24 V 500 mA 2A 200 mA 2A URB 15