Instructions for UniShield® Shielded Cable

12.0Prepare Cable

12.1Check to be sure cable size fits within kit size range as shown in Table 1 (page 2).

12.2Prepare cable using dimensions shown in Figure 16, 17 and 18. Refer to Table 4 for dimension [A]. Be sure to

allow for depth of terminal lug.

NOTE: Provide additional exposed conductor distance to account for growth during crimping of ALUMINUM lugs or connectors as follows:

 

Aluminum Connector

 

2 - 350

400 - 650

 

 

 

 

Growth Allowance

 

1/4” (6 mm)

 

1/2" (13 mm)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Kit Number

Insulation 0.D.

 

15 kV

 

25/28 kV

 

35 kV

Dimension [A]

 

AWG / kcmil

 

AWG / kcmil

AWG / kcmil

 

 

 

 

 

 

 

 

 

0.83" - 1.21"

 

4/0 - 300

 

2/0-3/0

2 - 2/0

13.5"

 

7684-S-8

(21,1 - 30,7 mm)

 

(120 - 150 mm2)

 

(70 - 95 mm2)

(35 - 70 mm2)

(342,9 mm)

 

 

 

 

 

 

 

 

 

 

 

0.98" - 1.53"

 

350 - 500

 

4/0 - 250

3/0 - 4/0

13.0"

 

 

 

 

 

 

(24,9 - 38,9 mm)

 

(185 - 240 mm2)

 

(120 - 150 mm2)

(95 - 120 mm2)

(330,2 mm)

 

 

 

 

 

 

 

 

 

 

 

Table 4

12.3Install constant force spring as shown in Figure 16. Pull shield wires through semi-conductive jacket to leading edge of constant force spring (Figure 16).

Depth Of Terminal Lug + Growth Allowance

[A] + 1 1/2” (38 mm)

Semi-Conductive Jacket

Constant Force Spring

Shield Wires

Figure 16

78-8117-0985-2 Rev C

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Image 13
3M 7684-S-8 manual Instructions for UniShield Shielded Cable, Allow for depth of terminal lug