- Home
- Cable Glands
- Products
- Adaptors / Reducers
- 777 | Insulated Adaptor
- Ex db
- Ex eb
- Ex ta
777 | Insulated Adaptor Available in brass, nickel plated brass, aluminium, stainless steel
We'd like to keep in touch
We have some exciting things in the pipeline - if you'd like to be the first to know please enter your email address below.
Insulated Adaptor, Globally Approved, Explosive Atmosphere Cable / Conduit Accessory
• Isolates metallic Cable Glands from equipment
• Essential in areas of high electromagnetic noise
• Particularly relevant in power plants
• General purpose / industrial version available
• Can be supplied with thread conversion
• -60°C to +130°C
• Globally marked, IECEx, ATEX & cCSAus
HOW TO ORDER
e.g. 777 – D – A – M – 3 – M – 3 – 5
= Dual Certified Ex d & Ex e – Type A – M25 (M) x M25 (F) – Nickel Plated Brass
Other thread variations are available on request. For further information on ordering accessories please refer to ‘Ordering Accessories’.
For Type B insulated adaptors, please substitute the letter A with the letter B in the table below. Please note that the Type B version of the 777 insulated adaptors are only certified Ex d when they are installed in conjunction with a corresponding CMP certified cable gland.
Design Specification | BS 6121:Part 1:1989, IEC 62444, EN 62444 |
Enclosure Protection | IK10 to IEC 62262 (20 joules) Brass & Stainless Steel Only |
ATEX Certificate | CML 18ATEX1328U |
Code of Protection | II 2G 1D Ex db IIC Gb, Ex eb IIC Gb, Ex ta IIIC Da |
Compliance Standards | EN 60079-0,1,7,31 |
IECEx Certificate | IECEx CML 18.0185U |
Code of Protection | Ex db IIC Gb, Ex eb IIC Gb, Ex ta IIIC Da |
Compliance Standards | IEC 60079-0,1,7,31 |
cCSAus Certificate | 1055233 |
Code of Protection | Class I, Groups A, B, C and D; IP66, 67, 68; Enclosure Type 4X; DIP A; Ex de II, Class I, Zone 1, AEx de II; |
Compliance Standards | C22.2 No. 0, 0.5, 30, 94, CAN/CSA E60079-0,1,2, UL 50 Edition 11, UL 1203 Edition4, UL 60079 parts 0,1,7 |
EAC Certificate (Formerly GOST R, K & B) | TC RU C-GB.AA87.B.00487 |
UkrSEPRO | CU 19.0370X |
GOST R Certificate | POCC.GB.HA46.H00140 |
CCOE / PESO (India) Certificate | P444949 |
INMETRO Approval | TÜV 12.1331U |
RETIE Approval | 03866 |
SANS | S-XPL21804 21.0012U |
Marine Approvals | LRS: 01/00173, ABS: 17-LD1619350-PDA |
Ingress Protection Rating ** | IP66, IP67 & IP68 (when fitted with CMP sealing accessories) |
Available Materials | Brass, Electroless Nickel Plated Brass, Aluminium, Stainless Steel |
** When CMP installation accessories are used. Refer to Maintaining a Seal for further information.
*** IP68 tested to a minimum depth of 30 metres for 12 hours, alternate depths / durations can be provided upon request
Certificates
Product Selection Table
Click here to view how to order
Ordering Reference (Type A) | Ordering Reference (Type B) | Male Thread Size 'A' | Minimum Thread Length 'E' | Female Thread Size 'B' (Type A) | Female Thread Size 'B' (Type B) | Maximum Bore Diameter 'C' | Normal Protrusion Length 'F' (Type A) | Nominal Protrusion Length “G” (Type B) | Across Flats 'D' | Across Corners 'D' |
777DAM2M2 | 777DBM2M2 | M20 X 1.5 | 0.59 | M20 X 1.5 | M20 X 1.5 | 0.55 | 1.49 | 1.05 | 1.42 | 1.56 |
777DAM3M3 | 777DBM3M3 | M25 X 1.5 | 0.59 | M25 X 1.5 | M25 X 1.5 | 0.79 | 1.43 | 1.07 | 1.81 | 1.99 |
777DAM4M4 | 777DBM4M4 | M32 X 1.5 | 0.59 | M32 X 1.5 | M32 X 1.5 | 1.04 | 1.41 | 1.05 | 2.17 | 2.38 |
777DAM5M5 | 777DBM5M5 | M40 X 1.5 | 0.59 | M40 X 1.5 | M40 X 1.5 | 1.26 | 1.41 | 1.05 | 2.76 | 3.04 |
777DAM6M6 | 777DBM6M6 | M50 X 1.5 | 0.59 | M50 X 1.5 | M50 X 1.5 | 1.74 | 1.44 | 1.05 | 3.15 | 3.46 |
777DAM7M7 | 777DBM7M7 | M63 X 1.5 | 0.59 | M63 X 1.5 | M63 X 1.5 | 2.09 | 1.50 | 1.27 | 3.94 | 4.33 |
777DAM8M8 | 777DBM8M8 | M75 X 1.5 | 0.59 | M75 X 1.5 | M75 X 1.5 | 2.55 | 1.62 | 1.23 | 4.33 | 4.84 |
777DAM9M9 | 777DBM9M9 | M90 X 2.0 | 0.94 | M90 X 2.0 | M90 X 2.0 | 3.12 | 2.07 | 1.86 | 5.20 | 5.33 |
Dimensions displayed in inches unless otherwise stated |
Ordering Reference Type A | Ordering Reference Type B | Male Thread Size 'A' | Minimum Thread Length 'E' | Female Thread Size 'B' (Type A) | Female Thread Size “B” (Type B) | Maximum Bore Diameter 'C' | Normal Protrusion Length 'F' (Type A) | Nominal Protrusion Length “G” (Type B) | Across Flats 'D' | Across Corners 'D' |
777DAM2M2 | 777DBM2M2 | M20 X 1.5 | 15.0 | M20 X 1.5 | M20 X 1.5 | 14.0 | 37.8 | 26.7 | 36.0 | 39.6 |
777DAM3M3 | 777DBM3M3 | M25 X 1.5 | 15.0 | M25 X 1.5 | M25 X 1.5 | 20.0 | 36.2 | 27.2 | 46.0 | 50.6 |
777DAM4M4 | 777DBM4M4 | M32 X 1.5 | 15.0 | M32 X 1.5 | M32 X 1.5 | 26.3 | 35.7 | 26.7 | 55.0 | 60.5 |
777DAM5M5 | 777DBM5M5 | M40 X 1.5 | 15.0 | M40 X 1.5 | M40 X 1.5 | 32.1 | 35.7 | 26.7 | 70.1 | 77.1 |
777DAM6M6 | 777DBM6M6 | M50 X 1.5 | 15.0 | M50 X 1.5 | M50 X 1.5 | 44.2 | 36.7 | 26.7 | 80.0 | 88.0 |
777DAM7M7 | 777DBM7M7 | M63 X 1.5 | 15.0 | M63 X 1.5 | M63 X 1.5 | 53.0 | 38.2 | 32.2 | 100.0 | 110.0 |
777DAM8M8 | 777DBM8M8 | M75 X 1.5 | 15.0 | M75 X 1.5 | M75 X 1.5 | 64.8 | 41.2 | 31.2 | 110.0 | 123.0 |
777DAM9M9 | 777DBM9M9 | M90 X 2.0 | 24.0 | M90 X 2.0 | M90 X 2.0 | 79.3 | 52.7 | 47.2 | 132.2 | 135.5 |
Dimensions displayed in millimeters unless otherwise stated |
Installation Requirements
IEC 60079-14:2013 9.6.1 Circuits traversing a hazardous area Where circuits traverse a hazardous area in passing from one non-hazardous area to another, the wiring system in the hazardous area shall be appropriate to the EPL requirements for the route.
Read moreVisit our Knowledge Base for technical expertise and advice, gathered over CMP's 60+ years' experience in the art of terminating cable glands.
Sign up now