3.3Wrap ground braid around cable tape shield one complete wrap, trim excess to prevent overlap and secure in place with constant force spring. Wrap spring in same direction as ground braid (Figure 4). Cinch (tighten) the spring after wrapping the final winding.

3.4Select second Scotch® Mastic Strip 2230 from kit and remove white release liners. Apply a second SINGLE WRAP of mastic over solder block on ground braid and previously applied mastic (Figure 4). Cut off excess.

Constant Force Spring

 

Tape Shield

 

Ground Braid

 

1ST Scotch® Mastic Strip 2230

Trim

Solder Block

2ND Scotch® Mastic Strip 2230

 

 

Cable

 

Tape

 

Shield

Ground Braid Leg

 

Figure 4

3.5Wrap two highly stretched half-lapped layers of electrical grade vinyl tape around mastic seal, constant force spring and exposed tape shield (Figure 5).

NOTE: Take care not to cover exposed semi-con insulation shield. A minimum of 1" (25 mm) must be exposed.

SPECIAL NOTE FOR CLOTH OR PAPER SEMI-CON INSULATION SHIELD

In cables with cloth or paper semi-conductive shields, it is recommended the shield be over wrapped with one half- lapped layer of highly stretched semi-conductive rubber tape such as Scotch® Electrical Semi-Conducting Tape 13.

Semi-Con

Tape Shield

Constant Force Spring

Two Half-Lapped Layers of Electrical Grade Vinyl Tape

Scotch® Mastic Strip 2230

Vinyl Tape Marker

Figure 5

78-8119-6018-2 Rev C

5

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Image 5
3M 7685-S-8 manual Special Note for Cloth or Paper SEMI-CON Insulation Shield

7685-S-8 specifications

3M 7685-S-8 is a highly regarded product developed by 3M, a global leader in science and innovation. This item forms part of 3M's extensive range of adhesive materials, known for their performance and versatility in various applications. Tailored specifically for industrial uses, the 7685-S-8 is recognized for its robust characteristics, making it an ideal choice across numerous industries.

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In conclusion, 3M 7685-S-8 exemplifies the cutting-edge technologies and user-friendly features characteristic of 3M products. Its high-performance adhesion, environment-resistant properties, ease of application, and versatility across various materials make it an indispensable tool for professionals in the industry, ensuring that projects not only meet but exceed expectations.