ABB - Electrification TH3321SS - No matter the application, we’ve got you covered with a rugged, reliable and easy-to-install Spec-Setter safety switch. 30A 3P HD N4X SS 240V FUSIBLE
ABB - Electrification

TH3321SS

UPC: 783164092578

Contact for Pricing

Overview

Engineered for demanding industrial environments, the ABB Spec-Setter safety switch (SKU: TH3321SS) offers unparalleled ruggedness, reliability, and ease of installation. This heavy-duty (HD) 30A, 3-pole switch operates at a maximum voltage of 240V and features a robust NEMA 4/4X stainless steel (SS) enclosure, providing superior protection against corrosive elements and washdowns. Designed to meet stringent industry standards, it is UL Listed and cUL Listed, Federal Specification WS-865C compliant, and adheres to NEMA Enclosed Safety Switch Standard KS1-2013. Furthermore, this unit is seismic certified and service entrance rated, ensuring operational integrity in critical applications. The Spec-Setter series is renowned for its versatility and robust construction. This particular model is fusible, accepting Class J fuses (indicated by 'J' in the ordering code, though not explicitly stated for this SKU, it's a common configuration for fusible heavy-duty switches). The heavy-duty rating signifies its capability to handle demanding load-breaking and fault-current interruption scenarios. The stainless steel NEMA 4/4X enclosure is ideal for food and beverage processing, chemical plants, pharmaceutical manufacturing, and any application requiring high levels of hygiene and resistance to harsh chemicals or moisture. Its horsepower rating ensures it can safely disconnect power to motors and other industrial equipment. Key features of the ABB Spec-Setter line include: * **Exceptional Durability:** Constructed with high-quality materials for long service life. * **Comprehensive Certifications:** UL Listed, cUL Listed, Federal Specification WS-865C, NEMA KS1-2013, Seismic Certified, and Service Entrance Rated. * **Versatile Enclosure Options:** This model features a NEMA 4/4X stainless steel enclosure for maximum protection. * **Heavy-Duty Performance:** Engineered for robust electrical performance and reliable operation. * **Ease of Installation:** Designed for straightforward wiring and mounting, reducing installation time and costs.
  • Rugged, reliable, and easy-to-install ABB Spec-Setter safety switch.
  • 30A, 3-Pole, Heavy Duty (HD) configuration for demanding applications.
  • NEMA 4/4X Stainless Steel (SS) enclosure for superior corrosion and washdown resistance.
  • 240V maximum voltage rating.
  • Fusible design for enhanced circuit protection (accepts Class J fuses).
  • UL Listed and cUL Listed for safety assurance.
  • Seismic Certified and Service Entrance Rated for critical installations.
  • Federal Specification WS-865C and NEMA KS1-2013 compliant.

Specifications

Amperage Rating
30 A
Application
Heavy
Color
SS
Connection Type
Fusible
Current Rating
30 A
Enclosure
NEMA 4/4X Water/Dust-tight
Material
Stainless Steel
Nema Rating
Type 4X
Number of Poles
3
Poles
3P
Size
11.30 in
Special Features
Designed for commercial and industrial applications where safety, high performance and continuity of service are essential. Listed to UL standard 98 enclosed and dead front switches. Suitable for use as service equipment when installed in accordance with the National Electrical Code. Certified to CSA standard 22.2 no. 4-04 enclosed and dead front switches. Meets or exceeds NEMA KS1 standard for enclosed switches, type HD. Fusible and non-fusible switches available (consult BuyLog for interrupt ratings). Quick-make, quick-break mechanism. 60/75 C conductor rating. Full cover interlocks. TH3321SS
Standard
Yes
Voltage Rating
240 V
Voltage Rating
240 AC
Package Dimensions (L x W x H)
14.5 IN x 8.5 IN x 8.75 IN
Package Dimensions (L x W x H)
36.83 cm x 21.59 cm x 22.225 cm
Package Weight (Imperial)
12.035 L
Package Weight (Metric)
5.459 kg
No matter the application, we’ve got you covered with a rugged, reliable and easy-to-install Spec-Setter safety switch. 30A 3P HD N4X SS316 600V NONFUSE

THN3361SS316

No matter the application, we’ve got you covered with a rugged, reliable and easy-to-install Spec-Setter safety switch. 30A 3P HD N4X SS316 600V NONFUSE
No matter the application, we’ve got you covered with a rugged, reliable and easy-to-install Spec-Setter safety switch. SW FUSED HD 400A 3P 240V N4X VW A

THF4325ASVW

No matter the application, we’ve got you covered with a rugged, reliable and easy-to-install Spec-Setter safety switch. SW FUSED HD 400A 3P 240V N4X VW A
No matter the application, we’ve got you covered with a rugged, reliable and easy-to-install Spec-Setter safety switch. SW FUSED HD 400A 3P 240V N1 A

THF3325A1

No matter the application, we’ve got you covered with a rugged, reliable and easy-to-install Spec-Setter safety switch. SW FUSED HD 400A 3P 240V N1 A
No matter the application, we’ve got you covered with a rugged, reliable and easy-to-install Spec-Setter safety switch. SW FUSED HD 400A 3P 240V N3R A

THF4325AR

No matter the application, we’ve got you covered with a rugged, reliable and easy-to-install Spec-Setter safety switch. SW FUSED HD 400A 3P 240V N3R A
No matter the application, weâve got you covered with a rugged, reliable and easy-to-install Spec-Setter safety switch. SW NF HD 400A 3P 600V N4X A

THN3365AS

No matter the application, weâve got you covered with a rugged, reliable and easy-to-install Spec-Setter safety switch. SW NF HD 400A 3P 600V N4X A

Frequently Asked Questions about ABB - Electrification

What certifications and standards do ABB - Electrification products comply with?

ABB - Electrification products comply with a comprehensive range of international certifications and standards, including UL (United States), CSA (Canada), CE (European Community), UKCA (United Kingdom), EAC (Russia), and C-Tick (Australia & New Zealand). Our products meet critical international standards such as IEC 60947 series for low-voltage switchgear, functional safety standards EN 61800-5-2 and ISO 13849-1, and marine classification standards from Bureau Veritas, DNV, and Lloyd's Register of Shipping.

What industries and applications are ABB - Electrification products used for?

ABB - Electrification products are engineered for critical applications across multiple industries, including Energy, Oil & Gas, Manufacturing, Power Generation, HVAC, Marine, Food & Beverage, Mining, Pulp & Paper, Water Treatment, and Automotive. Their solutions cover essential electrical infrastructure needs such as switchgear, power distribution systems, circuit protection, digital control technologies, and drive systems designed for high-reliability environments with a strong focus on sustainability, efficiency, and safety.

What technical support does ABB - Electrification offer?

ABB - Electrification offers comprehensive technical support through multiple channels, including a dedicated technical support hotline at 888-385-1221 (Option 1), available 7:00 a.m. - 5:00 p.m. CST, Monday-Friday. Their support services encompass 24/7/365 emergency services, on-site support, remote monitoring and diagnostics, installation and commissioning, equipment assessments, repair coordination, and multi-vendor technical assistance. Customers can also access resources like personnel safety training, disaster recovery support, and service agreements tailored to their specific electrification needs.

What are the main product lines offered by ABB - Electrification?

ABB - Electrification offers a comprehensive range of electrical distribution and protection products, including circuit monitoring systems, panelboards, switchgear, motor control centers, circuit breakers, softstarters, and power distribution solutions. Key product lines span low and medium voltage applications across utilities, commercial, industrial, healthcare, and manufacturing sectors, with specialized offerings like the ReliaGear® panelboards, SMISSLINE TP bus systems, and Ekip UP protection and metering relays.

What are the key features of ABB - Electrification products?

ABB - Electrification products feature advanced integrated design elements that enhance industrial performance and reliability. Key features include harmonics and EMC design, integrated DC choke, removable terminals for fast installation, USB ports for troubleshooting, and integrated Safe Torque Off (STO) functionality. The products deliver superior motor control capabilities, support both induction and permanent magnet motors, and offer robust operational features like side-by-side mounting without derating and operation at temperatures up to 45°C. Additionally, ABB's Electrification solutions emphasize digital innovation, with technologies like Novolink enabling predictive maintenance, enhanced analytics, and seamless system integration.

What communication protocols do ABB - Electrification products support?

ABB - Electrification products support a comprehensive range of industrial communication protocols, including Modbus RTU, PROFIBUS DP, PROFINET, EtherNet/IP, CANopen, DeviceNet, and IEC 61850. These protocols enable flexible connectivity across multiple industrial automation platforms, with support for various network topologies and high-speed data transmission up to 100 Mbps.

What environmental ratings do ABB - Electrification products have?

ABB - Electrification products feature robust environmental ratings across multiple standards, including IP54 to IP66 protection levels and NEMA Type 1 to Type 4X enclosures. These ratings ensure equipment can withstand challenging industrial environments, providing dust-tight, water-resistant, and corrosion-resistant protection for indoor and outdoor applications.

What accessories are available for ABB - Electrification products?

ABB - Electrification offers a comprehensive range of accessories across multiple product lines, including auxiliary contact blocks, signaling contacts, shunt trips, undervoltage releases, electronic timers, interlocks, interface relays, mounting pieces, terminal blocks, and connection accessories. These accessories are designed to enhance functionality, improve connectivity, and provide additional protection for industrial control systems, with many accessories being compatible with SMISSLINE TP plug-in distribution systems and Unifix AD busbar systems.

How are ABB - Electrification products typically installed?

ABB - Electrification products are installed through a professional, systematic process that includes precise equipment verification, secure electrical connections, and comprehensive testing. Installation typically involves verifying foundation requirements, assembling equipment, connecting busbars and control cables, establishing earthing systems, and conducting thorough pre-commissioning and commissioning tests to ensure optimal performance, reliability, and safety.

What is ABB - Electrification's warranty policy?

ABB - Electrification offers a standard 1-year factory warranty for most electrification products, with options to extend warranty coverage up to 5 years for specific product lines like low voltage circuit breakers. Extended warranty requires online registration through ABB's Extended Warranty Tool, which verifies the product application and provides additional coverage for manufacturing defects and factory-mounted accessories.