Instruction/ maintenance manual of the product 7623-T-110 3M
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3M ™ C old Shrink QT - II I Si licone R ubber Indo or T u bu lar T e rmi na tion K it With Hi gh-K Stress R e l i ef For T ape Shield, Wir e Shield and UniShield ® Cable 7622-T -110, 7623-T -110, 7624-T -110, 7625-T -110, 7626-T -110 Instructions IEEE Std.
2 78-81 13-5099-6 Rev E 1.0 Kit Contents 3 High–K, T racking Resistant, Silicone Rubber T erminations 3 Pre-formed Ground Braids 3 Constant Force Springs 3 3M ™ EMI Copper Foil Shielding T ape 1 1.
78-81 13-5099-6 Rev E 3 2.0 Instructions for T ape Shielded Cable Prepare Cable 2.1 Check to be sure cable size fits within kit range as shown in T able 1. 2.2 Prepare cable using dimensions shown in Figure 1. BE SURE T O ALLOW FOR DEPTH OF TERMINAL LUG.
4 78-81 13-5099-6 Rev E 3.2 Position pre-formed ground braid with short tail over tape shield directly adjacent to cable jacket cut edge. PLEASE NOTE: The ground braid needs to make full contact with the metallic tape shield. Position long tail of ground braid, extending over cable jacket with solder block over mastic strip (Figure 3).
78-81 13-5099-6 Rev E 5 3.5 W rap two highly stretched half-lapped layers of electrical grade vinyl tape around Scotch ® Mastic Strip 2230, constant force spring and exposed tape shield (Figure 5). NOTE: T ake care not to cover exposed semi-con insulation shield.
6 78-81 13-5099-6 Rev E 6.0 Install T ermination 6.1 Slide the termination body onto the cable and remove core. Make sure the termination body (not the core) is butted up to the edge of the vinyl tape marker previously applied (Figure 7). Pull the core while unwinding, counter- clockwise, starting with the loose end (Figure 7).
78-81 13-5099-6 Rev E 7 Instructions for Wire Shielded Cable 7.0 Prepare Cable 7.1 Check to be sure cable size fits within kit range as shown in T able 1. 7.2 Prepare cable using dimensions shown in Figure 8 and Figure 9. BE SURE T O ALLOW FOR DEPTH OF TERMINAL LUG.
8 78-81 13-5099-6 Rev E 8.0 Install Ground Braid 8.1 Select a Scotch ® Mastic Strip 2230 from kit and remove white release liners. Using light tension apply a SINGLE WRAP of mastic around the cable jacket 1/4" (6 mm) from cut edge (Figure 10). Cut off excess.
78-81 13-5099-6 Rev E 9 8.3 W rap ground braid around cable shield wires one complete wrap, trim excess to prevent overlap and secure in place with constant force spring. W rap spring in same direction as ground braid (Figure 12). Cinch (tighten) the spring after wrapping the final winding.
10 78-81 13-5099-6 Rev E 9.0 Install Lug or Connector Important Packaging Notice In order to make sure that you receive an undamaged termination, this 3M™ Cold Shrink QT -III T ermination is packed with a RED SHIPPING CORE inside of the white core. Please remove the red shipping core BEFORE you install the termination.
78-81 13-5099-6 Rev E 11 1 1.2 Connect ground braid to system ground according to standard practice. Semi-Con Insulation Shield Ridge at End of Cable Insulation Shield (Semi-Con) Ridge at End of High-.
12 78-81 13-5099-6 Rev E 12.4 Remove constant force spring. Bend shield wires back upon cable jacket 1-1/2" (38 mm). Cut excess shield wire and discard (Figure 17). 9" (229 mm) 1-1/2" (38 mm) Semi-Conductive Jacket Fold Back Shield Wires Depth Of T erminal Lug + Growth Allowance Figure 17 12.
78-81 13-5099-6 Rev E 13 13.0 Install Ground Braid 13.1 Select a Scotch ® Mastic Strip 2230 from kit and remove white release liners. Using light tension apply a SINGLE WRAP of mastic around the cable semi-conductive jacket 1/4" (6 mm) from shield wires (Figure 19).
14 78-81 13-5099-6 Rev E Shield Wires Constant Force Spring Ground Braid Solder Block Ground Braid Leg T rim Cable Wire Shield 1st Scotch ® Mastic Strip 2230 2nd Scotch ® Mastic Strip 2230 Figure 21 13.
78-81 13-5099-6 Rev E 15 NOTE: Refer to pages 17-19 for 3M ™ connector and lug crimping information. NOTE: For Aluminum Conductors - Thoroughly wire brush conductor strands to remove aluminum oxide layer . Insert conductor into lug or connector and then remove conductor .
16 78-81 13-5099-6 Rev E Semi-Con Ridge at End of Cable Insulation Shield (Semi-Con) Ridge at End of High-K T ube Correct Installation of T ermination on UniShield ® Shielded Cable Cable Insulation C.
78-81 13-5099-6 Rev E 17 T ooling Index Lug and Crimping Information for 3M ™ Scotchlok ™ Copper Lugs 30014 thru 30045 One hole 31036 thru 31068 One hole-long barrel Cable Size AWG/ kcmil Stud Size (in.
18 78-81 13-5099-6 Rev E T ooling Index Lug and Crimping Information for 3M ™ Scotchlok ™ Copper/Aluminum Lugs 40016 thru 40079 One hole 40132 thru 40178 T wo hole Cable Size AWG/ kcmil Stud Size (in.
78-81 13-5099-6 Rev E 19 T ooling Index Crimping Information for 3M ™ Stem Connectors Copper/Aluminum Conductor Size AWG & kcmil 3M ™ Connector Number Crimping T able For 3M ™ Stem T ype Connector Recommended Crimping T ools Stranded Solid Manufacturer Mech.
3M, Scotch and Scotchlok are trademarks of 3M Company . UniShield is a trademark of General Cable T echnologies Corporation. Important Notice All statements, technical information, and recommendations related to 3M's products are based on information believed to be reliable, but the accuracy or completeness is not guaranteed.
An important point after buying a device 3M 7623-T-110 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought 3M 7623-T-110 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data 3M 7623-T-110 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, 3M 7623-T-110 you will learn all the available features of the product, as well as information on its operation. The information that you get 3M 7623-T-110 will certainly help you make a decision on the purchase.
If you already are a holder of 3M 7623-T-110, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime 3M 7623-T-110.
However, one of the most important roles played by the user manual is to help in solving problems with 3M 7623-T-110. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device 3M 7623-T-110 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
