757 | Hexagon Head Stopper Plug Available brass, nickel plated brass, aluminium, stainless steel & nylon

Hexagon Head Stopper Plug, Globally Approved, Explosive Atmosphere Cable / Conduit Accessory

• Provides means of blanking unused cable entries
• Temporary or permanent
• General purpose / industrial version available
• Equipment interface ‘O’ ring seal available
• Nylon Ex e only version available (-20°C to +60°C)
•-60°C to 200°C (metallic versions)
• Globally marked, IECEx, ATEX, cCSAus & UL

(EX e Nylon product not UL orcCSAus certified)

DescriptionAllen key recessMetallicNon-Metallic
Ex "d"Ex "e"IndustrialEx "e"Industrial
747 Recessed Non-Tamper Proof Type 'A'YYYYYY
747 Recessed Tamper Proof Type 'B'YYYYYY
757 Hexagon HeadNYYYYY
757 Hexagon Head c/w 'O' ring sealNYYYYY
767 Dome HeadYYYYYY
767 Dome Head c/w 'O' ring sealYYYYYY

e.g. 747 – D – A – M – 3 – 1
= Dual Certified Ex d & Ex e- Type A – M25 – Aluminium

For Tamper-Proof Type B Stopper Plugs please substitute the letter A with the letter B in the Ordering Reference list opposite.

Other Thread Variations are available on request.

For further information on ordering please contact a member of the CMP team.

Ex e Nylon product not UL or cCSAus certified.

To view technical information relating to explosive atmospheres click here.

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 18ATEX1320X
Code of Protection II 2G Ex db IIC Gb, Ex eb IIC Gb, II 1D Ex ta IIIC Da
IM2 Ex db I Mb, Ex eb I Mb
(II 2G Ex eb IIC Gb, II 1D Ex ta IIIC Da only on Nylon version)
Compliance Standards EN 60079-0,1,7, 31
IECEx Certificate IECEx CML 18.0177X, IECEx SIM 15.0002X
Code of Protection Ex db I Mb, Ex eb I Mb; 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 Ex e II, Class I, Zone 1, AEx e II; IP66, 67, 68; Enclosure Type 4X; Class II Groups E, F and G; Class III
Compliance Standards C22.2 No. 0, 0.5, 30,94,CAN/CSA E60079-0, 1, 7, UL50 Edition 11, UL1203 Edition 4,
UL 60079-0, 1, 7
UL Certificate E214221(Metallic versions only)
Code of Protection Class I, Groups A,B,C,D; Class II Groups E,F,G; Class III
Compliance Standards UL 1203
EAC Certificate TC RU C-GB.AA87.B.00487
GOST R Certificate POCC.GB.HA46.H00140
KCs Certificate 14-GA4BO-0255X
CCOE / PESO (India) Certificate P444949
CCC Certificate 2020322313001727
INMETRO Approval TÜV 12.1333X
RETIE Approval 03866
UkrSEPRO CU 19.0372X
SANS MS-XPL21804 21.0006X
Marine Approvals LRS: 01/00173, DNV: TAE00000Y, ABS: 17-LD1619350-PDA, BV: 43180/A1BV
Continuous Operating Temperature -60°C to +200°C (Metallic), -20°C to +60°C (Nylon)
Ingress Protection Rating ** IP66 or IP68 when fitted with a CMP ‘O’ ring or Entry Thread Seal**
Available Materials Brass, Electroless Nickel Plated Brass, Aluminium, Stainless Steel, Nylon

Note: * Mechanical & Electrical Classifications applied as per IEC 62444 & EN 62444
** 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

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Click here to view Certificates

Product Selection Table

Click here to view how to order

Ordering ReferenceThread SizeMinimum Thread LengthAcross Flats 'A'Across Corners DiameterProtrusion Length 'C'
757DM1M16 X 1.50.590.870.950.20
757DM2M20 X 1.50.590.941.040.20
757DM3M25 X 1.50.591.181.300.20
757DM4M32 X 1.50.591.421.560.20
757DM5M40 X 1.50.591.811.990.20
757DM6M50 X 1.50.592.172.380.20
757DM7M63 X 1.50.592.763.030.20
757DM8M75 X 1.50.593.153.460.20
757DM9M90 X 2.00.943.904.290.20
757DM10M100 x 2.00.944.254.680.20
Dimensions displayed in millimeters unless otherwise stated
Ordering ReferenceThread SizeMinimum Thread LengthAcross Flats 'A'Across Corners DiameterProtrusion Length 'C'
757DM1M16 X 1.515.
757DM2M20 X 1.515.
757DM3M25 X 1.515.
757DM4M32 X 1.515.
757DM5M40 X 1.515.
757DM6M50 X 1.515.
757DM7M63 X 1.515.
757DM8M75 X 1.515.
757DM9M90 X
757DM10M100 x 2.024.0108.0118.85.0
Dimensions displayed in millimeters unless otherwise stated

Technical Illustration

Additional Information

ATEX Insights

Comprehensive information on the use and application of the Directive ATEX 2014/34/EU, which became mandatory on 20th April 2016 can be obtained from the europa.eu web resources. The third edition of the ATEX 2014/34/EU guidelines were issued in December 2017 and form an important reference point for member states to follow; they can be found here :  http://ec.europa.eu/DocsRoom/documents/41403/attachments/1/translations/

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Material Differences

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Material Differences

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