ABB - Electrification THHQL1120DF - Dual Function breakers (DFCI) combine the functions of AFCI and GFCI breakers, for even more protection for your home. The THHQ1120DF breaker features DFCI technology, one pole, an ampere rating of 20 A, a 22kAIC interrupting rating, and a voltage of 120/240V.
ABB - Electrification

THHQL1120DF

UPC: 783164532111

Contact for Pricing

Overview

ABB THHQL1120DF Dual Function Circuit Breaker (DFCI) integrates AFCI and GFCI protection in a single 20A, 1-pole breaker for residential 120/240V systems. Meets NEC 2008+ requirements, protecting against overloads, short circuits, parallel arcs, series arcs, and ground faults ≥5mA. Features 22kAIC interrupting rating for severe fault conditions. Specifications: 20A rating, 1-pole, plug-in connection, panel mount compatible. Part of ABB Q Line series. Manufactured in USA. 1-inch per pole size. DFCI technology detects and interrupts arc faults (parallel/series) and ground faults ≥5mA, addressing fire and shock hazards. Plug-in design enables quick installation in compatible ABB Q Line panels. 22kAIC rating ensures safe interruption of high-fault currents. Dual-function design replaces separate AFCI/GFCI breakers, reducing installation time and material costs. Compliant with NEC 2008+ standards. Suitable for bedrooms, living rooms, kitchens, and outdoor circuits. Reliable choice for residential electrical safety.
  • Dual Function Circuit Interrupter (DFCI) combines AFCI and GFCI protection in one breaker
  • 20A ampere rating with 1-pole design for 120/240V applications
  • 22kAIC interrupting rating for reliable performance under fault conditions
  • Plug-in connection type for quick and secure installation in ABB Q Line panels
  • Meets NEC 2008 requirements for enhanced electrical safety in residential systems

Specifications

Amperage Rating
20 A
Application
Q-Line (Plug-In)
Connection
#14-8 AWG
Current Rating
20 A
Frame
Q-Line
Interrupt Rating
22kA@120 Vac
Interrupting Rating
22 kAIC
Load Rating
HACR, SWD
Number Of Poles
1
Poles
1P
Special Features
Dual Function breakers (DFCI) combine the functions of AFCI and GFCI breakers, for even more protection for your home. The THHQ1120DF breaker features DFCI technology, one pole, an ampere rating of 20 A, a 22kAIC interrupting rating, and a voltage of 120/240V.
Standard
E471742
Trip Range
Non-Interchangeable
Trip Range, Maximum
Non-Interchangeable
Trip Range, Minimum
Non-Interchangeable
Trip Type
LI AFCI and GFCI
Voltage Rating
120/240 V
Package Weight (Imperial)
4.409 L
Package Weight (Metric)
2.000 kg
Ground Lug

DNGL

Ground Lug
RELEASE UNDERVOLTAGE BS DWB400 D70

BS DWB400D70

RELEASE UNDERVOLTAGE BS DWB400 D70
LUG LT1A-UBW800

LT1A-UBW800

LUG LT1A-UBW800
JB5-2 2 POLE JUMPER 5.2MM SPACING

1SNK905302R0000

JB5-2 2 POLE JUMPER 5.2MM SPACING
JB5-5 5 POLE JUMPER 5.2MM SPACING

1SNK905305R0000

JB5-5 5 POLE JUMPER 5.2MM SPACING
One-hole, metric conductor, standard barrel with window lug, 4-6mm wire, M8 stud hole.

LCMA6-8-C

One-hole, metric conductor, standard barrel with window lug, 4-6mm wire, M8 stud hole.

Frequently Asked Questions

Is the THHQL1120DF manufactured in the USA?

Yes, the breaker is proudly manufactured in the USA, adhering to stringent quality standards.

What type of protection does the THHQL1120DF provide?

It provides dual protection against overloads, short circuits, parallel arcs, series arcs, and ground faults.

What voltage rating does the THHQL1120DF support?

The THHQL1120DF operates at 120/240V, making it suitable for standard residential electrical systems.

What is the interrupting rating of the THHQL1120DF?

The breaker has a 22kAIC interrupting rating, ensuring protection against severe short circuits.

What is the ampere rating of the THHQL1120DF?

The breaker has a 20A ampere rating, suitable for residential circuits.

Does the THHQL1120DF protect against ground faults?

Yes, it detects ground faults of 5mA or greater and interrupts power to prevent shock hazards.

Does the THHQL1120DF meet NEC requirements?

Yes, it complies with NEC 2008 and beyond for arc fault protection in residential applications.

Is the THHQL1120DF compatible with standard electrical panels?

Yes, it features a plug-in connection type and panel mount design for easy installation in Q Line panels.

Frequently Asked Questions about ABB - Electrification

What industries and applications are Jokab Safety products used for?

Jokab Safety products are specifically designed for machine safety applications across multiple critical industrial sectors, including Food and Beverage, Packaging, and Material Handling industries. Their safety solutions cover a wide range of machine safeguarding needs, such as safety light guards, safety controllers, safety relays, safety edges, safety mats, and two-hand control devices that protect personnel and equipment in complex industrial automation environments.

What technical support does Jokab Safety offer?

Jokab Safety offers comprehensive technical support through multiple channels, including a dedicated technical support phone line at (888) 385-1221 (Option 1) and email support at [email protected]. For advanced technical assistance, customers can contact their specialized Jokab Tech Support at (519) 982-0976 or email [email protected]. Additionally, they provide product specialist support through Jeff Leslie, who can be reached at (519) 982-0976, offering in-depth application and technical guidance.

What are the main product lines offered by Jokab Safety?

Jokab Safety offers a comprehensive range of machine safety products including safety light guards (Orion), safety controllers (Pluto), safety relays (Sentry), safety edges, safety contact mats, safety locks (Gkey), and safety sensors with OSSD and DYNlink interfaces. Their product lines are specifically designed for industrial applications in food and beverage, packaging, and material handling industries, providing robust safety solutions for machine guarding and personnel protection.

What are the key features of Jokab Safety products?

Jokab Safety products offer comprehensive industrial safety solutions with key features including: highest safety certification levels (up to PL e/Cat 4), extensive fault detection, multiple safety device types (optical safety devices, pressure sensitive devices, sensors, switches, locks, emergency stops), and innovative DYNlink technology that reduces cable requirements and simplifies installation. Their products are certified, verified, and compatible with major industrial automation systems like B&R, featuring easy M12 connector connections and a wide range of adapters to streamline safety implementation.

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.