ABB - Installation Products EXN/050/SP - Stopping Plug, 1/2 Inch NPT Thread, Suitable for Use in Zones 1, 2 , 21, and 22, Exd I and Exd IIC, UL1203, Nickel Plated Brass
ABB - Installation Products

EXN/050/SP

UPC: 786210190761


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Overview

The ABB EXN/050/SP Stopping Plug is a nickel-plated brass component designed for secure sealing of unused conduit entries in hazardous locations. Certified for Zones 1, 2, 21, and 22, this 1/2-inch NPT threaded plug meets Exd I and Exd IIC explosion protection standards, ensuring compliance with UL1203 and international hazardous location regulations. Its corrosion-resistant nickel-plated brass construction delivers long-term durability in aggressive industrial environments, including chemical processing, oil & gas, and mining applications. The plug’s compact design allows for easy installation into threaded conduit openings, preventing moisture, dust, and explosive gas ingress when unused. With UL1203 certification and ATEX/IECEx compliance, the EXN/050/SP provides a reliable, cost-effective solution for maintaining enclosure integrity in explosive atmospheres. The product’s compliance with IEC/EN 60079-0, IEC/EN 60079-1, and other international standards ensures global acceptance across industrial sectors. Suitable for both temporary and permanent installations, this stopping plug eliminates the need for additional sealing compounds while maintaining IP66/IP68 ingress protection ratings when properly installed. Trust ABB Installation Products for certified hazardous location solutions that meet the most stringent safety requirements.
  • 1/2" NPT threaded design for standard conduit connections
  • Nickel-plated brass construction for corrosion resistance
  • Certified for Zones 1, 2, 21, 22 hazardous locations
  • Meets Exd I and Exd IIC explosion protection standards
  • UL1203 certified with IP66/IP68 ingress protection
  • Compact design for easy installation in tight spaces

Specifications

Application
Provide Protection for the End of Conduit Systems
Color
Metallic
Connection
Right, screwed
Material
Nickel Plated Brass
Size
1/2 Inch NPT
Size
1/2 Inch NPT Thread
Standard
UL1203, ATEX :- Baseefa 08ATEX0324, IECEx :- IECEx BAS08.0109
Standard
UL1203, ATEX :- Baseefa 08ATEX0324, IECEx :- IECEx BAS08.0109 / UL1203, ATEX :- Baseefa 08ATEX0324, IECEx :- IECEx BAS08.0109
Type
Conduit Stopping Plug
Package Dimensions (L x W x H)
6 IN x 7 IN x 7 IN
Package Dimensions (L x W x H)
15.24 cm x 17.78 cm x 17.78 cm
Package Weight (Imperial)
0.070 L
Package Weight (Metric)
0.032 kg
Stopping Plug with Dome Head, M25 Thread, Suitable for Use in Zones 1, 2 , 21, and 22, Exd I, Exd IIC, and Extd IIIC, IP65-66 Rating, Nickel Plated Brass

EXN/M25/DSP

Stopping Plug with Dome Head, M25 Thread, Suitable for Use in Zones 1, 2 , 21, and 22, Exd I, Exd IIC, and Extd IIIC, IP65-66 Rating, Nickel Plated Brass
Stopping Plug, M16 Thread, Suitable for Use in Zones 1, 2 , 21, and 22, Exd I and Exd IIC, UL1203, Nickel Plated Brass

EXN/M16/SP

Stopping Plug, M16 Thread, Suitable for Use in Zones 1, 2 , 21, and 22, Exd I and Exd IIC, UL1203, Nickel Plated Brass
Tamperproof Stopping Plug, 1-1/2 Inch NPT Thread, Suitable for Use in Zones 1, 2 , 21, and 22, Exd I and Exd IIC, UL1203, Nickel Plated Brass

EXN/150/TSP

Tamperproof Stopping Plug, 1-1/2 Inch NPT Thread, Suitable for Use in Zones 1, 2 , 21, and 22, Exd I and Exd IIC, UL1203, Nickel Plated Brass
Stopping Plug with Hex Head, M16 Thread, Suitable for Use in Zones 1, 2 , 21, and 22, Exe I, Exe II, and Extd IIIC, IP65-66 Rating, Nickel Plated Brass

EXN/M16/HSP

Stopping Plug with Hex Head, M16 Thread, Suitable for Use in Zones 1, 2 , 21, and 22, Exe I, Exe II, and Extd IIIC, IP65-66 Rating, Nickel Plated Brass
Stopping Plug with Dome Head, M20 Thread, Suitable for Use in Zones 1, 2 , 21, and 22, Exd I, Exd IIC, and Extd IIIC, IP65-66 Rating, Nickel Plated Brass

EXN/M20/DSP

Stopping Plug with Dome Head, M20 Thread, Suitable for Use in Zones 1, 2 , 21, and 22, Exd I, Exd IIC, and Extd IIIC, IP65-66 Rating, Nickel Plated Brass
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Frequently Asked Questions

What are the thread sizes for the product?

The product is available in various thread sizes including M16, M20, M25, M32, M40, M50, M63, and NPT sizes.

What are the temperature limits for the product?

The product operates within a temperature range of -20°C to +200°C.

What certifications does the product have?

The product is certified to EN/IEC 60079-0, 60079-1, and has ATEX and IECEx certifications.

What safety standards does the product meet?

The product meets safety standards including Class I Div. 1 ABCD and Class II Div. 1 EFG.

What zones is the product suitable for?

The product is suitable for use in Zones 1, 2, 21, and 22.

What materials are available for the product?

The product is available in Nickel Plated Brass, Stainless Steel, and Brass.

What is the maintenance requirement for the product?

The document does not specify any particular maintenance requirements for the product.

What should I do if I encounter issues during installation?

The document does not provide troubleshooting steps for installation issues.

Are there any safety warnings for using the product?

The document does not explicitly state any safety warnings or precautions.

What is the operating voltage for the product?

The document does not specify an operating voltage for the product.

Frequently Asked Questions about ABB - Installation Products

How are Thomas and Betts products typically installed?

Thomas and Betts products are installed using a variety of methods tailored to specific applications, including the use of flexible cords and cable fittings, non-metallic cable glands, and armored cable fittings. Proper selection of fittings is crucial to match the cable type and installation environment, ensuring durability and preventing physical damage. Tools such as the Blackburn® Comfort Crimp® and HEX-FLEX® systems enhance installation efficiency and reliability, reducing labor time and ensuring secure connections.

What accessories are available for Thomas and Betts products?

Thomas and Betts offers a comprehensive range of accessories for their products, including various cord and cable fittings, non-metallic cable glands, service entrance cable fittings, and armored cable fittings. Their accessories are designed to enhance installation efficiency and ensure compatibility with different cable types and environmental conditions, providing reliable connections for a wide array of applications.

What environmental ratings do Thomas and Betts products have?

Thomas and Betts products feature robust environmental ratings, including NEMA Type 1, 2, 3, 4, 4X, 12, and 13 certifications, as well as IEC 60529 IP66 protection. These ratings ensure that their products are designed to withstand harsh industrial environments, with capabilities to resist dust, water, and corrosion, and operate effectively in a wide temperature range.

What communication protocols do Thomas and Betts products support?

Thomas and Betts products support a wide range of industrial communication protocols, including Ethernet, DeviceNet, PROFIBUS, Modbus, CANopen, and others. This extensive compatibility ensures seamless integration and reliable communication across various industrial automation systems, catering to diverse application needs.

What are the key features of Thomas and Betts products?

Thomas and Betts products are known for their innovative designs, high performance, and compliance with industry standards such as the National Electrical Code and Underwriters' Laboratories. They offer a comprehensive range of rugged and reliable electrical fittings, including liquidtight and dust-tight connections, which enhance installation efficiency and reduce overall project costs. Their products are engineered for durability in harsh environments, ensuring long-term reliability and lower installed costs.

What are the main product lines offered by Thomas and Betts?

Thomas and Betts offers a comprehensive range of product lines including electrical connectors, cable management systems, grounding and bonding solutions, and industrial automation components. Their products are designed for durability and reliability in demanding industrial environments, ensuring optimal performance and safety across various applications.

What technical support does Thomas and Betts offer?

Thomas and Betts offers comprehensive technical support, including access to field application engineers for onsite training and installation assistance. Their technical support staff is available to address inquiries related to product specifications and installation practices, ensuring optimal performance and safety of electrical systems. Additionally, they provide a variety of training programs to enhance the knowledge and skills of users in the field.

What industries and applications are Thomas and Betts products used for?

Thomas and Betts products are utilized across various industries including electrical construction, industrial automation, telecommunications, and utilities. Their extensive range of cord and cable fittings, electrical boxes, and metal framing systems are designed for applications that require durability and reliability in harsh environments, ensuring optimal performance in both permanent and temporary installations.

What certifications and standards do Thomas and Betts products comply with?

Thomas and Betts products comply with critical international certifications including UL (Underwriters Laboratories), CSA (Canadian Standards Association), and CE (European Community). Our products are designed to meet rigorous industrial standards such as NEMA enclosure ratings and IEC 60529 IP ratings, ensuring safety and reliability across various industrial applications.

What are the main product lines offered by Ocal?

Ocal offers a comprehensive range of corrosion-resistant conduit systems, including PVC-coated conduit and fittings, conduit bodies, hazardous location fittings, and strut accessories. Their products are designed to provide superior corrosion protection, featuring a hot-dipped galvanizing process and UL listed Type 4X PVC-coated conduit bodies, ensuring durability in the most demanding environments.