Power Distribution Blocks up to 420A, 600V 163 Series Available in 1-, 2- or 3-pole versions Smaller package...requires 40% less panel space than the 164 series. Touch-safe design. Extended barriers and optional cover to guard against accidental contact when live. Thermoset material to withstand high heat applications. Wide range of input/output terminations (see page 2 for details). Optional cover is clear with write-on surface for field termination identification (Order part number CPDB series). For industrial controls, HVAC and other control automation panel applications. Mounting slots allow greater flexibility to fit pre-drilled panel holes. 4 Thread-cutting screws Optional Covers: assembled 163 Series Power Distribution Blocks (Replaces Cooper Bussmann 164 Series) 1234567 Ratings: Up to 420A, 600V Construction: Thermoset plastic with UL rating 160C ASTM rating 4.14 Textured surface for marking to 260C. UL 94V0. Tin-plated aluminum connectors 1234567 Agency Information: UL Recognized: UL E221592 General Industrial Class per UL1059 CPDB-1 (single pole) 2.10 CPDB-2 (two pole) 3.72 CSA Certified: CSA File 53787, Class 6228-01 CPDB-3 (three pole) 5.34 (Covers ordered and shipped separately.) Termination Options: See page 2. 3-pole 5.20 2-pole 3.58 1-pole 1.96 .31 3.37 4.00 .97 1.62 3.32 3.25 Mtg. hole .21X.41, c bore .42X.62X.12 deep 0910 BU-SB101042 Page 1 of 2 Data Sheet 1148INPUT/OUTPUT TERMINATION OPTIONS Cross Reference/ Replacement Guide NEW Replaces these part numbers. Basic Wire Size Amps/ Buss Old Connectron Marathon Gould ILSCO PartNo. Line Side Load Side Pole LINE / LOAD Part No. Buss No. Series Series Series 16303 16302 16301 250kcmil- 6 CU Only 250kcmil- 6 CU Only 255 16306 16401, 16305 143 66 PDB 16321 16320 144 67 16303 350kcmil- 6 CU-AL 350kcmil- 6 CU-AL 310 16323 16322 145 68 16370 350CCC 69 16371 16420, 16421 16306 500kcmil- 6 CU-AL 500kcmil- 6 CU-AL 380 16423, 16535 350BBA 16375 16521 600CCC 16321 2/0- 14CU, 2/0- 8AL 4- 14CU, 4- 8AL 175 16376 16425, 16431, 16520 600BBA 16378 16481 16323 350kcmil- 6CU-AL 4- 14CU, 4- 12AL 310 16382 16380, 16480 16390 16391 16394 16493, 16593 16325 2/0- 14CU, 2/0- 8AL 4- 14CU, 4- 8AL 350 16395 16490 Note: Cooper Bussmann 164 Series was discontinued and replaced by the new Cooper Bussmann 163 Series in 1996. 16330 500kcmil- 6CU-AL 2- 14CU, 2- 12AL 380 Contact Cooper Bussmann for a direct cross on a specific 16332 350kcmil- 6CU-AL (3) 2- 14CU, 2- 8AL part number. (2) 1/0- 14CU, 1/0- 8AL 310 16335 500kcmil- 6CU-AL (3) 2- 14CU, 2- 8AL (2) 1/0- 14CU, 1/0- 8AL 380 16370 350kcmil- 6CU-AL 4- 14CU, 4- 12AL 310 16371 350kcmil- 6CU-AL (6) 2- 14CU, 2- 8AL (3) 1/0- 14CU, 1/0- 8AL 310 16372 350kcmil- 6CU-AL (21) 10- 14CU, 10AL 310 16373 350kcmil- 6CU-AL (14) 10- 14CU, 10AL (3) 1/0- 14CU-AL 310 16375 600kcmil- 2CU-AL 4- 14CU, 4- 12AL 420 16376 600kcmil- 2CU-AL (6) 2- 14CU, 2- 8AL (3) 1/0- 14CU, 1/0- 8AL 420 16378 500kcmil- 6CU-AL Stud Size (2) 1/4-20X1 380 16390 Stud Size Stud Size 3/8-16X1-1/8 3/8-16X1-1/8 250 16394 Stud Size Stud Size 1/2-13X1-1/16 1/2-13X1-1/16 400 Ordering Information: 16395 Stud Size Stud Size 163 Series blocks are available in 1, 2 or 3 poles. 3/8-16X1-7/16 (2) 1/4-20X9/16 310 To order: Basic Part No. + Number of poles Examples: 16301-1 = (one-pole block) 16303-3 = (three-pole block) The only controlled copy of this Data Sheet is the electronic read-only version located on the Cooper Bussmann Network Drive. All other copies of this document are by definition uncontrolled. This bulletin is intended to clearly present comprehensive product data and provide technical informa- tion that will help the end user with design applications. Cooper Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Cooper Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications. 2010 Cooper Bussmann St. Louis, MO 63178 www.cooperbussmann.com 0910 BU-SB101042 Page 2 of 2 Data Sheet 1148