56 approvals electrical specifications rated voltage (v r ): see table rated current (i r ): referred to room temperature = 40? voltage test (2 s .): see table climatic category: gpc (40/085/56); temperature range: -40? to +85? mechanical specifications manufacture: metal case sealed with plastic cover; mounted with rectangular flange (f.ll.dh) or metric nut m32 (f.ll.du). connections: threaded bar with metric nut m6 (up to 63a), m8 (100a), m10 (200a), m12 (300a); note: on screwing the cable to the filter, the lock nut must be held in position to avoid a torque to the threaded bar inside the filter. power feed through filters f.ll.dh-f.ll.du series where indicated filter range - f.ll. (example pt no. - f.ll.dh.016a.025.i0) code i r v r ref-std volt dimensions (mm) typical loaded insertion loss (db) (a) ac (50/60hz) / dc vde0565-1-a test a b mhz c(uf) class (vdc) 0.01 0.1 1 10 100 1000 dh.016a.025.i0 16 250 / 440 2x0.1 y 2700 57.5 140 - - 35 90 > 100 > 100 dh.025a.025.i0 25 250 / 440 2x0.1 y 2700 57.5 140 - - 35 90 > 100 > 100 dh.040a.025.i0 40 250 / 440 2x0.1 y 2700 57.5 140 - - 35 90 > 100 > 100 dh.100a.025.i0 100 250 / 440 2x0.1 y 2700 77.5 180 - - 20 90 > 100 > 100 du.040a.026.i0 40 440 / 750 2x1 x2 2500 39.5 166 15 27 65 > 100 > 100 > 100 du.100a.026.i0 100 440 / 750 2x1 x2 2500 46.5 180 15 27 65 > 100 > 100 > 100 du.200a.026.i0 200 440 / 750 2x1 x2 2500 49.5 185 15 27 65 > 100 > 100 > 100 du.300a.026.i0 300 440 / 750 2x1 x2 2500 68.0 215 15 27 65 > 100 > 100 > 100 du.040a.225.i0 40 250 / 440 2x1.1 y 2700 39.5 166 15 27 65 > 100 > 100 > 100 du.100a.225.i0 100 250 / 440 2x1.1 y 2700 46.5 180 15 27 65 > 100 > 100 > 100 du.200a.225.i0 200 250 / 440 2x1.1 y 2700 49.5 185 15 27 65 > 100 > 100 > 100 du.300a.225.i0 300 250 / 440 2x1.1 y 2700 68.0 215 15 27 65 > 100 > 100 > 100 du.040a.445.i0 40 250 / 440 2x2.2 x2 1500 39.5 166 18 32 68 > 100 > 100 > 100 du.100a.445.i0 100 250 / 440 2x2.2 x2 1500 46.5 180 18 32 68 > 100 > 100 > 100 du.200a.445.i0 200 250 / 440 2x2.2 x2 1500 49.0 185 18 32 68 > 100 > 100 > 100 du.300a.445.i0 300 250 / 440 2x2.2 x2 1500 68.0 215 18 32 68 > 100 > 100 > 100 du.040a.945.i0 40 250 / 350 2x4.7 x2 1075 39.5 166 28 42 90 > 100 > 100 > 100 du.100a.945.i0 100 250 / 350 2x4.7 x2 1075 46.5 180 28 42 90 > 100 > 100 > 100 du.200a.945.i0 200 250 / 350 2x4.7 x2 1075 49.0 185 28 42 90 > 100 > 100 > 100 du.300a.945.i0 300 250 / 350 2x4.7 x2 1075 68.0 215 28 42 90 > 100 > 100 > 100 single line - high performance this wide range of feed-through filters provide excellent rfi attenuation up to ghz frequency levels. they are an economical alternative to dedicated filter units, where multiple input or output power lines require suppression. particularly suitable for use in screened rooms, high frequency welding equipment, power supplies and telecom systems. due to the high capacitance values of these filters, protective measures (e.g. protective earthing) in accordance with equipment / system regulations are required. current ratings from 16a to 300a excellent attenuation up-to 1ghz wide choice of performance options rugged resin sealed construction lock-nut or flange-mounting
57 dimensions (mm) and connections circuit diagram (pi configuration) f.ll.dh f.ll.du power feed through filters f.ll.dh-f.ll.du series
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