Filters for Communication Lines Filter Boxes Series/Type: B84299G Date: January 2004 EPCOS AG 2004. Reproduction, publication and dissemination of this data sheet, enclosures hereto and the information contained therein without EPCOS' prior express consent is prohibited. Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers' Association), unless otherwise agreed. Filters for communication lines B84299G Filter boxes Models Filter boxes for max. 52 communication line filters with 1 pair or 2 lines Filter boxes for max. 12 communication line filters with 10 pair or 20 lines Features The box is suitable for a mixed complement. A cable that simultaneously carries switching signals, communication signals and DC power, for example, can be split to separate filters for optimum signal transmission plus high stopband attenuation. Only one RF-tight connection is needed on the shielding wall. The split cables are protected by the box. Overview Model Slots Number of pairs / lines Ordering code Page 1 pair or 2 lines 26 26 / 52 B84299G0126A… 110 52 52 / 104 B84299G0152A… 111 6 60 / 120 B84299G0114A… 114 12 120 / 240 B84299G0114B… 115 10 pairs or 20 lines 2 Filters for communication lines B84299G Filter boxes Filter boxes for communication line filters with 1 pair or 2 lines Design Material: 1.5 mm sheet steel RF-tight, welded-in shielding wall of high-grade steel Both parts of filter box accessible through separate lids The shielding wall has 26 or 52 holes for screwing in the filters. Unused holes are sealed off by RF-tight screw plugs, which can be removed for later filter additions. On each side of the box there are terminal strips for attaching the filter lines, and 3 cable inlets with the thread size of PG 29. Matching cable glands can be screwed in here using reducer rings if necessary. Ex works the filter box comes with 2 glands of size PG 29 for cable diameters of 23 to 28 mm. At the front end the filter box can be connected to the shielding wall with maximally 3 connector fittings with nominal width of 25 mm. Other cable inlets are available upon request. 3 Filters for communication lines B84299G Filter boxes 26 slots = 26 pairs / 52 lines Ordering code: B84299G0126A… (the ordering code will be completed by the producer) Dimensional drawing Connecting to shielding wall with max. 3 connector fittings B84298A0042L*** (must be ordered separately) Fixing dimensions for use of connector fitting B84298A0042L014 4 Filters for communication lines B84299G Filter boxes 52 slots = 52 pairs / 104 lines Ordering code: B84299G0152A… (the ordering code will be completed by the producer) Dimensional drawing Connecting to shielding wall with max. 3 connector fittings B84298A0042L*** (must be ordered separately) Fixing dimensions for use of connector fitting B84298A0042L028 5 Filters for communication lines B84299G Filter boxes Interior view of filter box with 26 slots (Example) 6 Filters for communication lines B84299G Filter boxes Filter boxes for communication line filters with 10 pairs or 20 lines Design Material: 1.5 mm sheet steel RF-tight, welded-in shielding wall of high-grade steel Both parts of filter box accessible through separate lids. The shielding wall has 6 or 12 rectangular cutouts for screwing in the filters. Unused cutouts are sealed off by RF-tight dummy panels, which can be removed for later filter additions. On each side of the box there are terminal strips for attaching the filter lines, and 4 cable inlets with the thread size of PG 29. Matching cable glands can be screwed in here using reducer rings if necessary. Ex works the filter box comes with 4 glands of size PG 29, PG 29/PG 21 reducer rings and PG 21 cable glands. On the rear the filter box can be connected direct and RF-tight to the shielding wall. 7 Filters for communication lines B84299G Filter boxes 6 slots = 60 pairs / 120 lines Ordering code: B84299G0114A… (the ordering code will be completed by the producer) Dimensional drawing Fixing dimensions 8 Filters for communication lines B84299G Filter boxes 12 slots = 120 pairs / 240 lines Ordering code: B84299G0114B… (the ordering code will be completed by the producer) Dimensional drawing Fixing dimensions 9