UPC: 786210001500
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Minimum Qty: 5
Multiplier: 5
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Overview
- 4-inch conduit size
- Malleable iron construction
- Zinc-plated finish for corrosion resistance
- Designed for Rigid Metal Conduit (RMC) and Intermediate Metal Conduit (IMC)
- Minimum dimension A: 0.438 inches, Maximum dimension B: 5.402 inches
- Standard carton quantity: 5 locknuts
- Packaging: 5 per carton, U.S.-manufactured
- UL (E-23018) and CSA (LR-2884, LR-4484) certified
- Packaged 25 per carton, manufactured in the U.S.
Specifications
Application | To Connect Externally Threaded Conduit or Connector to a Threadless Opening In a Box or Enclosure |
Connection Type | Threaded |
Connection Type | Rigid/IMC Conduit |
Current Rating | 10000 A RMS |
Current Rating | 10,000 A RMS |
Material | Malleable Iron |
Material of Construction | Malleable Iron |
Nema Rating | NEMA FB1 |
Series | LG 410 |
Size | 4" |
Size | 4 Inch |
Special Features | Hardened Steel, Malleable Iron, Copper-Free Aluminum Construction |
Standard | UL E23018, CSA |
Thread Size | 4 in |
Type | Locknuts |
Package Dimensions (L x W x H) | 8 IN x 5 IN x 4 IN |
Package Dimensions (L x W x H) | 20.32 cm x 12.7 cm x 10.16 cm |
Package Weight (Imperial) | 0.6600 L |
Package Weight (Metric) | 0.2990 kg |
L200GRL
2 inch copper free aluminum die cast grounding locknut with tin plated aluminum lay-in-lug and electro zinc plated steel screw.L350GRL
3-1/2 inch copper free aluminum die cast grounding locknut with tin plated aluminum lay-in-lug and electro zinc plated steel screw.L300GRL
3 inch copper free aluminum die cast grounding locknut with tin plated aluminum lay-in-lug and electro zinc plated steel screw.Frequently Asked Questions
What certifications does this locknut have?
The locknut is certified by U.L. (File No. E-23018) and CSA (LR-2884, LR-4484), meeting U.L. 514B, CSA C22.2 No. 18, NEMA FB1, and NFPA 70 standards.
What is the temperature rating of this locknut?
The locknut is rated for 150°C (302°F) applications.
What material is the locknut made from?
The locknut is made from malleable iron with a case-hardened finish.
What conduit sizes is this locknut compatible with?
This locknut is designed for 4-inch Rigid and Intermediate Metal Conduit (IMC) systems.
Does this locknut provide ground continuity?
Yes, the case-hardened locknut bites through paint and coatings into the enclosure, providing excellent ground continuity.
How does the case-hardened finish benefit installation?
The case-hardened finish prevents the locknut from slipping or turning during installation, protecting threads and ensuring a secure fit.
How to Install the ABB 150 Malleable Iron Locknut
Step-by-step guide to installing the ABB 150 locknut for Rigid/IMC conduit.
Estimated time: 5m
Tools needed:
Adjustable wrench, Screwdriver
Supplies needed:
Rigid/IMC conduit, Enclosure or fitting
- Prepare the conduit and enclosure
Ensure the conduit and enclosure surfaces are clean and free of debris or excessive paint that could interfere with the locknut's bite.
- Position the locknut
Place the ABB 150 locknut over the conduit end and align it with the enclosure knockout hole.
- Tighten the locknut
Use an adjustable wrench or screwdriver to tighten the locknut securely against the enclosure. The case-hardened design will bite into the surface, ensuring a vibration-resistant connection.
- Verify electrical continuity
Check that the locknut has achieved a secure mechanical and electrical connection by testing continuity with a multimeter if required.
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.
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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.