Chassis Mount DL Series Step Down Multi-Tapped Power Isolating Transformers Conservatively designed transformers in a wide variety of outputs Originally designed for powering rectifying circuits, these Step Down Multi-Tapped transformers are suitable for use in myriad applications. The conservative designs are manufactured using tried and true construction techniques and have an established record of high reliability and efficiency. General Specifications Power - 10 VA to 2800 VA Dielectric Strength - 1500 Vrms Hipot Primaries - Single, tapped or dual primaries, 105 V, 115 V, 125 V, 230 V - 50/60 Hz Secondaries - Dual center tapped windings may be connected in series or parallel Insulation System - Class B insulation, 130 C RoHS Compliant belfuse.com/signalDL Series Datasheet Part Number Selection Primary 50/60 Hz Second RMS Rating Dimensions Weight Mtg Mtg L W H ML MW Single Dual Screw Series Parallel Style 115 V 115/230 V Inches (mm) lbs (kg) 2.87 1.75 2.31 2.37 1.0 10-1 DL-10-1 10 VCT 1 A 5 VCT 2 A C 8 (73.0) (44.5) (58.7) (60.3) (.45) 3.12 2.12 2.75 2.81 1.5 10-2 DL-10-2 10 VCT 2 A 5 VCT 4 A C 8 (79.4) (53.9) (69.9) (71.4) (.68) 3.56 2.37 3.06 3.12 2.3 10-4 DL-10-4 10 VCT 4 A 5 VCT 8 A C 8 (90.5) (60.3) (77.7) (79.4) (1.04) 3.37 2.75 2.81 2.81 2.12 3.3 10-6 DL-10-6 10 VCT 6 A 5 VCT 12 A B 8 (85.7) (69.9) (71.4) (71.4) (53.9) (1.50) 3.37 3.12 2.81 2.81 2.50 4.01 10-8 DL-10-8 10 VCT 8 A 5 VCT 16 A B 8 (85.7) (79.4) (71.4) (71.4) (63.5) (1.81) 3.75 3.25 3.12 3.12 2.50 5.0 10-12 DL-10-12 10 VCT 12 A 5 VCT 24 A B 8 (95.3) (82.6) (79.4) (79.4) (63.5) (2.27) 4.50 3.75 3.75 3.75 2.75 8.7 10-25 DL-10-25 10 VCT 25 A 5 VCT 50 A B 10 (114.3) (95.3) (95.3) (95.3) (69.9) (3.95) 5.35 5.50 4.37 4.37 3.62 17.0 10-50* DL-10-50 10 VCT 50 A 5 VCT 100 A B 1/4 (133.4) (139.7) (111.1) (111.1) (92.1) (7.71) 6.37 7.25 5.31 5.31 4.37 34.5 10-100* DL-10-100 10 VCT 100 A 5 VCT 200 A B 1/4 (162.0) (184.2) (134.9) (134.9) (111.1) (15.65) 2.87 2.00 2.31 2.31 1.2 12.8-1 DL-12.8-1 12.8 VCT 1 A 6.4 VCT 2 A C (73.0) (50.8) (58.7) (58.7) 8 (.54) 3.00 2.50 2.50 2.50 2.00 2.3 12.8-2 DL-12.8-2 12.8 VCT 2 A 6.4 VCT 4 A B 8 (76.2) (63.5) (63.5) (63.5) (50.8) (1.04) 3.00 2.50 2.50 2.50 2.37 2.8 12.8-4 DL-12.8-4 12.8 VCT 4 A 6.4 VCT 8 A B 8 (76.2) (63.5) (63.5) (63.5) (60.3) (1.27) 3.37 3.06 2.81 2.81 2.50 4.0 12.8-6 DL-12.8-6 12.8 VCT 6 A 6.4 VCT 12 A B 8 (85.7) (77.7) (71.4) (71.4) (63.5) (1.81) 3.75 3.12 3.12 3.12 2.25 4.5 12.8-8 DL-12.8-8 12.8 VCT 8 A 6.4 VCT 16 A B 8 (95.3) (79.4) (79.4) (79.4) (57.2) (2.04) 4.12 3.25 3.43 3.43 2.37 6.0 12.8-12* DL-12.8-12 12.8 VCT 12 A 6.4 VCT 24 A B 10 (104.8) (82.6) (87.3) (87.3) (60.3) (2.72) 5.25 4.25 4.37 4.37 2.87 12.5 12.8-25* DL-12.8-25 12.8 VCT 25 A 6.4 VCT 50 A B 10 (133.4) (108.0) (111.1) (111.1) (73.0) (5.69) 5.25 6.00 4.37 4.37 4.12 20.7 12.8-50* DL-12.8-50 12.8 VCT 50 A 6.4 VCT 100 A B 1/4 (133.4) (152.4) (111.1) (111.1) (104.8) (9.39) 6.37 7.25 5.31 5.31 4.37 34.5 12.8-100* DL-12.8-100 12.8 VCT 100 A 6.4 VCT 200 A B 1/4 (162.0) (184.2) (134.9) (134.9) (111.1) (15.65) * Nominal 115V primary has added taps, i.e., 105/115/125 V Dual (DL) version is 115/230 V only. Available with dual primary only. Therefore, prefix DL is not required. RoHS Compliant Custom versions available upon request. 128 Atlantic Avenue, Lynbrook, NY 11563 Toll Free 866-239-5777 Tel 516-239-5777 Fax 516-239-7208 sales signaltransformer.com techhelp signaltransformer.com belfuse.com/signal 2019 Signal Transformer Specifications subject to change without notice DL Series 12.19