3M QT-III Quick Start Manual Download Page 8

 

78-8126-9537-3-B

5.0 Install Termination

5.1  Select the large hi-K mastic pad from the kit. Remove the liners and align the pad with 1" (25 mm) covering the 

semi-con, and 5" (127 mm) covering the cable insulation. Using light tension, wrap the pad around the cable 
insulation two times. Trim the pad to overlap the start by approximately 0.25" (6 mm). Taper the pad edge by 
gently pressing along the edge with your finger. (

Figure 9

)

3EMI#ON

4APER%DGE

#ABLE)NSULATION

#ABLE)NSULATION

(I+-ASTIC0AD

(I+-ASTIC0AD
,AYERS 

MM 

MM 

Figure 9

5.2  Wrap two half-lapped layers of highly-tensioned Scotch® Vinyl Electrical Tape Super 88 over the hi-K mastic 

pad, leaving approximately 0.125" (3 mm) of mastic exposed at each end. Taper the exposed edges of the hi-K 
mastic onto the cable by gently pressing along the edge with your finger. (

Figure 10

)

3EMI#ON

#ABLE)NSULATION

6INYL

4APE

4APER%DGEOF
(I+-ASTIC

4APER%DGEOF

(I+-ASTIC

MM 

MM 

Figure 10

Summary of Contents for QT-III

Page 1: ...bber Tape 70 1 Roll Scotch Vinyl Electrical Tape Super 88 1 44 1 6 150 mm Hi K Mastic Pad 1 3M Cable Cleaning Pads CC 3 1 Copper Foil Tape Strip 1181 15 long 4 Instruction Sheets Note Do not use knive...

Page 2: ...NE 2UBBER 3KIRTED NSULATOR SSEMBLY 3ILICONE 2UBBER UG 3EAL 4UBE 3ILICONE 2UBBER 4UBULAR NSULATOR 3ILICONE 2UBBER 3KIRTED NSULATOR SSEMBLY IGH 3TRESS ONTROL ASTIC IGH 3TRESS ONTROL 4UBE 3ILICONE 2UBBER...

Page 3: ...within the kit ranges as shown in Table 1 1 2 Prepare cable using dimensions shown in Figure 1 Be sure to allow for depth of terminal lug plus 0 5 13 mm plus crimp growth Note Provide additional expo...

Page 4: ...ly nearest the cable jacket edge install the 3 constant force springs one around each ground braid loop Cinch tighten the springs after wrapping the final turn Extend the ground braid tails down the c...

Page 5: ...K ST ASTIC 3TRIP BENEATH SOLDER BLOCKS MM APPROX Figure 4 2 5 Cut four 1 25 mm lengths of 1 25 mm wide Scotch Sealing Mastic 2229 Remove the release liner and roll each mastic strip into a small roll...

Page 6: ...ND ASTIC 3TRIP OVER SOLDER BLOCKS MASTIC ROLLS Figure 7 2 7 Wrap two half lapped layers of highly tensioned Scotch Vinyl Electrical Tape Super 88 over the mastic seal and constant force springs Cover...

Page 7: ...kcmil 4 0 Clean Cable Insulation and Lug Barrel Using Standard Practice 4 1 Use only aluminum oxide abrasive to finish and polish insulation surface 4 2 Use abrasive only on cable insulation Do not us...

Page 8: ...ad edge by gently pressing along the edge with your finger Figure 9 3EMI ON 4APER DGE ABLE NSULATION ABLE NSULATION I ASTIC 0AD I ASTIC 0AD AYERS MM MM Figure 9 5 2 Wrap two half lapped layers of high...

Page 9: ...ol Assembly not the core with the end of the tape shield and remove the core by pulling the loose end while unwinding counter clockwise Clean exposed cable insulation after installation Figure 12 5NWI...

Page 10: ...L 4APE MM MM 4APER DGE OF I ASTIC 4APER DGE OF I ASTIC 3TRESS ONTROL SSEMBLY 4UBE ABLE NSULATION Figure 14 5 7 Select one or more of the 2 x 11 50 mm x 280 mm hi K mastic strips from the kit Remove th...

Page 11: ...Using moderate tension wrap 2 half lapped layers of tape over the hi K mastic leaving approximately 0 125 3 mm of mastic exposed at each end Taper the exposed edges of the hi K mastic onto the cable b...

Page 12: ...g counter clockwise Figure 20 3TRESS ONTROL SSEMBLY 4UBE 3ILICONE 2UBBER UG 3EAL NSULATOR UG MM 5NWIND COUNTER CLOCKWISE Figure 20 5 13 Apply 3 tubes of P55 R Red Compound to the exposed cable insulat...

Page 13: ...aner and wipe dry 5 16 Select the Skirted Insulator Assembly from the kit Carefully remove the red shipping core by pulling the loose end while unwinding counter clockwise and discard Slide the Skirte...

Page 14: ...free from defects in material and manufacture for a period of one 1 year from the time of purchase 3M MAKES NO OTHER WARRANTIES INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR...

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