Authorized NSI Industries Distributor
NSI Industries RF21NR-BK - Dome Cap Spiral-Flex Cable Gland, black, Polyamide, 3/4" NPT, cable range .35 - .63
NSI Industries

RF21NR-BK

UPC: 785411508979

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Overview

The NSI Industries RF21NR-BK is a black, polyamide dome cap spiral-flex cable gland designed for secure cable entry and strain relief. Featuring a 3/4" NPT thread, this gland accommodates a cable diameter range of 0.35 to 0.63 inches (8.89 to 16.00 mm). The body and compression nut are constructed from durable polyamide, ensuring resistance to impact and corrosion. The rubber grommet provides a liquid-tight seal, rated to NEMA 6P when used with an O-ring and locknut, and Type 3R without. This ensures protection against dust and water ingress, making it suitable for various industrial applications. The spiral-flex design offers enhanced flexibility and protection for the cable. UL File No. E76954 and CSA File No. LR32159 provide recognized safety and compliance. This cable gland is an essential component for maintaining enclosure integrity and ensuring reliable cable connections in demanding environments. Its robust construction and sealing capabilities make it a dependable choice for electrical installations requiring secure and protected cable penetrations.
  • Black Polyamide construction for durability and corrosion resistance
  • 3/4" NPT thread size for standard conduit connections
  • Accommodates cable diameters from 0.35" to 0.63" (8.89mm to 16.00mm)
  • Provides a liquid-tight seal with a rubber grommet
  • Rated NEMA 6P with O-ring/locknut, Type 3R without

Specifications

Color
Black
Material Quality
Polyamide
Operating Temperature, Maximum
176 F
Operating Temperature, Maximum
80 °C
Operating Temperature, Minimum
-4 F
Operating Temperature, Minimum
-20 °C
Temperature Rating
-20 to 80 Deg C C
Package Dimensions (L x W x H)
1.3 IN x 1.09 IN x 1.09 IN
Package Dimensions (L x W x H)
3.302 cm x 2.7686 cm x 2.7686 cm
Package Weight (Imperial)
0.879 L
Package Weight (Metric)
0.399 kg
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Frequently Asked Questions about NSI Industries

How are Tork products typically installed?

Tork products are typically installed by trained technicians who follow a comprehensive commissioning process. This includes verifying the work environment, conducting electrical installation checks, performing internal and external equipment inspections, powering on the system, and executing operational tests to ensure compatibility and reliability.

What environmental ratings do Tork products have?

Tork products are designed to meet various environmental ratings, including NEMA Type 4X and Type 6, which provide protection against corrosion, windblown dust, rain, and occasional temporary submersion. These ratings ensure that Tork products can withstand harsh industrial environments while maintaining operational integrity.

What communication protocols do Tork products support?

Tork products support a comprehensive range of communication protocols, including PROFIBUS DP V1, PROFINET with dual port, EtherNet/IP with dual port, CANopen, and Modbus RTU integrated as standard. These protocols facilitate flexible network integration and high-performance communication across various industrial automation systems.

What are the key features of Tork products?

Tork products are designed with advanced features that enhance efficiency and reliability in industrial applications. Key features include integrated harmonics and EMC design for improved power quality, removable terminals for quick installation, and USB ports for easy troubleshooting. Additionally, Tork solutions emphasize user-friendly setup with application wizards and memory modules for convenient parameter management.

What are the main product lines offered by Tork?

Tork offers a diverse range of products primarily focused on industrial automation, including TORK® Photocontrols, lighting controls, and various electrical components such as enclosures, occupancy sensors, and grounding solutions. These products are designed to enhance efficiency and reliability in commercial and industrial applications.

What technical support does Tork offer?

Tork offers a comprehensive range of technical support services, including 24/7 customer support, on-site service management, and a technical hotline network. With three advanced technical support centers and over 8,000 hours of technical training conducted annually, Tork ensures certified expertise across 25+ languages to assist customers effectively. Their commitment to service is reflected in a 98% Service Level Agreement compliance rate, providing reliable support for all operational needs.

What industries and applications are Tork products used for?

Tork products are utilized across a variety of industries, including food processing, healthcare, hospitality, and manufacturing. They are designed for applications such as hand hygiene, surface cleaning, and dispensing solutions, ensuring efficiency and compliance in environments that require high standards of cleanliness and safety.

What certifications and standards do Tork products comply with?

Tork products comply with UL and cUL certifications, ensuring they meet rigorous safety and performance standards. Additionally, many models are designed to meet NEMA enclosure ratings, providing protection against environmental factors.

How are Remke products typically installed?

Remke products are typically installed through a systematic process that includes site audits to verify proper wiring, followed by remote or on-site commissioning. This commissioning involves installation verification, programming, and communication testing to ensure the system operates reliably and meets design specifications.

What accessories are available for Remke products?

Remke offers a wide range of accessories for their products, including panel mounting kits, fuse holders for voltage inputs, ferrites for communication modules, and current transformers. These accessories enhance the functionality and protection of Remke's industrial automation solutions, ensuring reliable performance in various applications.