501/453/RAC0 pages

'T'

F
Flameproof, Increased Safety, Dust Protection
Class - Zones - Divisions
Certified ATEX / IECEx / c CSA us

'G'

'A'

ø 'B'

'C'

'F'

501/453/RAC

Group II Cable Glands

A
Application
Outdoor or indoor use.
For use with single wire armour ‘W’, wire braid ‘X’, steel
tape armour ‘Z’, elastomer and plastic insulated cables.
See technical section for installation rules and regulations.

CABLE GLAND SELECTION TABLE
Entry Thread Size 'F'
Size
Ref.

Metric

“NPT *
Standard or
Option”

Hexagon
Dimensions

Cable Acceptance Details
Inner Sheath ‘A’
Standard Seal
Min.

Max.

Alternative Seal (S)
Min.

Max.

Outer Sheath 'B'
Min.

Max.

Armour / Braid 'C'
Orientation
1

‘G’

Orientation
2

Across
Flats

Across
Corners

Os
M20²
½"
3.2
8.0
5.5
12.0
0.8 / 1.25
0.0 / 0.8
52.0
24.0
26.5
O
M20²
½"
6.5
11.9
9.5
16.0
0.8 / 1.25
0.0 / 0.8
52.0
24.0
26.5
A
M20
¾" or ½"
10.0
14.3
9.0
13.4
12.5
20.5
0.8 / 1.25
0.0 / 0.8
53.0
30.0
32.5
B
M25
1" or ¾"
13.0
20.2
9.5
15.4
16.9
26.0
1.25 / 1.6
0.0 / 0.7
59.5
36.0
39.5
C
M32
1¼" or 1"
19.5
26.5
15.5
21.2
22.0
33.0
1.6 / 2.0
0.0 / 0.7
64.0
46.0
50.5
C2
M40
1½" or 1¼"
25.0
32.5
22.0
28.0
28.0
41.0
1.6 / 2.0
0.0 / 0.7
68.3
55.0
60.6
D
M50
2" or 1½"
31.5
44.4 / 42.3¹
27.5
34.8
36.0
52.6
1.8 / 2.5
0.0 / 1.0
79.0
65.0
70.8
E
M63
2½" or 2"
42.5
56.3 / 54.3¹
39.0
46.5
46.0
65.3
1.8 / 2.5
0.0 / 1.0
78.4
80.0
88.0
F
M75
3" or 2½"
54.5
68.2 / 65.3¹
49.5
58.3
57.0
78.0
1.8 / 2.5
0.0 / 1.0
83.7
95.0
104.0
G
M80
3½"
67.0
73.0
75.0
89.5
2.0 / 3.5
0.0 / 1.0
95.6
106.4
115.0
H
M90
3½"
67.0
77.6
75.0
89.5
2.0 / 3.5
0.0 / 1.0
95.6
115.0
130.0
J
M100
4"
75.0
91.6
88.0
104.5
2.5 / 4.0
0.0 / 1.0
95.6
127.0
142.0
'T' — Os - F size metric entry threads are 1.5mm pitch as standard, 15mm length of thread. For G size glands and above, a 2mm pitch is supplied as
standard, 20mm length of thread (1.5mm pitch with 15mm length of thread can be supplied) please specify when ordering.
All dimensions in millimetres (except * where dimensions are in inches).
¹ Smaller value is applicable when selecting reduced NPT entry option.
² Sizes Os and O are available with an M16 thread size. For O size with M16 thread, the maximum cable inner sheath diameter is 10.9mm.

Technical Data

Alternative certification options available:

ATEX/IECEx
Flameproof Exd IIC Gb, Increased Safety Exe IIC Gb and Dust Extb IIIC Db II 2 GD.
Certificate No’s: Baseefa06ATEX0056X and IECEx BAS 06.0013X.Suitable for use in Zone 1,
Zone 2, Zone 21, Zone 22 and in Gas Groups IIA, IIB and IIC.
Construction and Test Standards: IEC/EN 60079-0, IEC/EN 60079-1, IEC/EN 60079-7 and IEC/EN
60079-31.
Ingress Protection: IP66, IP67 and IP 68 (30 metres for 7 days) to IEC/EN 60529 and NEMA 4X.
Deluge Protection to DTS01. (Deluge Seal Optional)
Operating Temperature Range: -60°C to +100°C.
Assembly Instruction Sheet: AI 302.

Alternative Reversible Armour
Clamping Rings (RAC)

SELECTION TABLE
Size
Ref.
B
C
C2
D
E
F

Steel Wire Armour / Braid / Tape
Orientation 1
Orientation 2
0.9 - 1.25
0.5 - 0.9
1.2 - 1.6
0.6 - 1.2
1.2 - 1.6
0.6 - 1.2
1.45 - 1.8
1.0 - 1.45
1.45 - 1.8
1.0 - 1.45
1.45 - 1.8
1.0 - 1.45

c CSA us
Flameproof AExd IIC Gb, Increased Safety AExe IIC Gb and Dust AExtD Zone 21.
Explosion-proof Class 1 Division 2 Groups ABCD, Class II Division 2 Groups EFG, Class III.
Certificate No’s: CSA1015065 for Marine Shipboard Cable.
Construction and Test Standards: UL 60079-0, UL 60079-1, UL 60079-7, ISA
60079-31, CSA 22.2 No: 60079-0, CSA 22.2 No: 60079-1, CSA 22.2 No: 60079-7, Ordering Information
CSA 22.2 No: 60079-31, UL 2225
Format for ordering is as follows:
Alternative Clamping Ring (AR), add suffix AR to
Features
ordering information. Alternative Seal (S), add suffix S
Provides armour clamping using one clamping arrangement for all
to ordering information.
armour / braid types.
Cable Gland
Provides a seal on the cables inner sheath.
Size
Thread
Material (Optional)
Type
Provides a cable retention and low smoke and fume, zero halogen seal
501/453/RAC
C
M32
Brass
AR
onto the cables outer sheath.
501/453/RAC
C
1 ¼" NPT
Brass
AR
Manufactured in Brass (standard), Nickel Plated Brass, 316 Stainless Steel
501/453/RAC
C
M32
Brass
S
or Aluminium.
501/453/RAC
C
1 ¼" NPT
Brass
S
Brass NPT entries are nickel plated as standard.

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