39
3.0. Insulating drainwires with insulating varnish or paint
3.1. Fold back the armour I braid and bend it at right angles from the inner sheath.
3.2. Remove the foil and tape level with the inner sheath exposing the drain wires and conductor pairs.
3.3. Cut back a further 10 mm of inner sheath
(See Fig. 4).
3.4. Spray or paint the drain wires with insulating varnish or paint, then leave to dry
(See Fig. 5)
3.5. To insulate the foil ends a suitable piece of 10 mm long shrink tubing or neoprene stretch tubing or a 10 mm
wide lap of PVC tape may be used
(See Fig. 6).
3.6. After completing the steps as per point 3.1 to 3.5 on each drain wire, lay the armour I braid parallel to the
cable. Then carry out instruction B.
Epoxy Compound Cure Time Vs. Temperature
Fig. 4
Fig. 7
Fig. 5
Fig. 6
- The compound may be adversely affected by some sol-
vent vapours. lf such vapours are likely to be present in the
vicinity of the cable gland in service, suitable precautions
may be necessary.
(Contact Hawke's Technical Dept).
- The compound cures at a Shore D hardness of 85, when
it can be handled. The compound when fully cured is sui-
table for use at a temperature range of -60 °C to +80 °C.
Entry Thread Size
Size
Ref.
Os
M20
½"
8.0
8.0
6
3.0
8.0
-
-
66
24.0
27.7
O
M20
½"
8.9
10.0
6
7.5
11.9
-
-
66
24.0
27.7
A
M20
½" – ¾"
11.0
12.5
10
11.0
14.3
8.5
13.4
63
30.0
34.6
B
M25
¾" – 1"
16.2
18.4
21
13.0
20.2
9.5
15.4
68
36.0
41.6
C
M32
1" – 1¼"
21.9
24.7
42
19.0
26.5
15.5
21.2
70
46.0
53.1
C2
M40 1¼" – 1½" 26.3
29.7
60
25.0
32.5
22.0
28.0
72
55.0
63.5
D
M50
1½" – 2"
37.1
41.7
80
31.5
44.4
27.5
34.8
87
65.0
75.1
E
M63
2" – 2½"
48.8
53.5
100
42.5
56.3
39.0
46.5
90
80.0
92.4
F
M75
2½" – 3"
59.0
65,3/66,2
120
54.5
68.2
48.5
58.3
92
95.0
109.6
CABLE GLAND SELECTION TABLE
Metric
NPT
Max. Over
Cores
Inner Sheath/Cores
Outer Sheath
Standard Seal
Alternative
Seal (5)
Cable Acceptance Details
Max. Inner
Sheath
Max. No.
of
Cores
Min.
Max.
Min.
Max.
Max.
Length
Across
Flats
Hexagon
Dimensions
Across
Corners
Sleeving
Insulated Drain Wire
Inner Sheath
Foils
Drain Wire
Armour / braid
Outer Sheath
