ABB - Electrification THHQC2140LL - Q line circuit breakers are one-inch wide per pole, compact, thermal-magnetic devices designed for residential and commercial applications. The QC breakers are lug-lug versions of the Q Line and are available for 35mm DIN rail mounting. All Q Line circuit breakers feature Quick-make / Quick-break mechanisms, common trip bars, and easy to spot trip indication to ensure safety and reliability. Q Line breakers are available in 1, 2, and 3 pole versions and can be ordered with auxiliary contact and shunt trip accessories. 40LL Amps 40 A
ABB - Electrification

THHQC2140LL

UPC: 783164109351

Contact for Pricing

Overview

The ABB Electrification THHQC2140LL is a compact, one-inch wide per pole, thermal-magnetic circuit breaker from the Q Line QC series, specifically designed for residential and commercial applications. This 40 Amp, single-pole unit features a lug-lug connection type and is engineered for efficient mounting on a standard 35mm DIN rail, ensuring a streamlined and secure electrical panel build. Engineered for enhanced safety and reliability, the THHQC2140LL incorporates the robust features characteristic of the Q Line. These include Quick-make / Quick-break mechanisms for rapid and decisive contact operation, minimizing arcing and extending the operational lifespan. The common trip bar ensures that all poles trip simultaneously in multi-pole configurations, preventing single-phasing and protecting sensitive equipment. A clearly visible trip indication provides immediate visual feedback, facilitating quick troubleshooting and system restoration. This circuit breaker is built to UL and cUL standards (UL 489). It is suitable for HACR (heating, air conditioning, and refrigeration) applications and can be ordered with auxiliary contact and shunt trip accessories for expanded functionality. The THHQC2140LL is an excellent choice for OEM applications requiring reliable thermal-magnetic protection in a compact footprint. **Key Specifications:** * **Manufacturer:** ABB - Electrification * **SKU:** THHQC2140LL * **Series:** Q Line / QC * **Current Rating:** 40 A * **Poles:** 1-Pole * **Connection Type:** Lug-Lug * **Mounting Type:** 35mm DIN Rail * **Voltage Rating:** 120/240 Vac * **Standards:** UL and cUL (UL 489) * **Features:** Quick-make/Quick-break, Common Trip Bar, Trip Indication * **Country of Origin:** US
  • Compact, one-inch wide per pole thermal-magnetic circuit breaker
  • 40 Amp, 1-Pole, Lug-Lug connection type
  • 35mm DIN rail mounting for easy installation
  • Quick-make / Quick-break mechanisms for enhanced safety
  • UL and cUL (UL 489) listed, suitable for HACR applications

Specifications

Amperage Rating
40A
Application
Multi-terminal
Frame
Q-Line
Interrupt Rating
22kA@120 Vac / 22kA@120/240 Vac
Load Rating
HACR
Number Of Poles
2
Special Features
Q line circuit breakers are one-inch wide per pole, compact, thermal-magnetic devices designed for residential and commercial applications. The QC breakers are lug-lug versions of the Q Line and are available for 35mm DIN rail mounting. All Q Line circuit breakers feature Quick-make / Quick-break mechanisms, common trip bars, and easy to spot trip indication to ensure safety and reliability. Q Line breakers are available in 1, 2, and 3 pole versions and can be ordered with auxiliary contact and shunt trip accessories. 40LL Amps 40 A
Standard
E11592
Trip Range
Non-Interchangeable
Trip Range, Maximum
Non-Interchangeable
Trip Range, Minimum
Non-Interchangeable
Trip Type
LI
Package Weight (Imperial)
1.764 L
Package Weight (Metric)
0.800 kg
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.
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
Ground Lug

DNGL

Ground Lug
ZCT,LZR-030(V),EMPR,EXP

76512124011

ZCT,LZR-030(V),EMPR,EXP
INTERLOCK UNIT,AR-12M(SEPERATE),GMC(D)-6~16M

83411621001

INTERLOCK UNIT,AR-12M(SEPERATE),GMC(D)-6~16M

Frequently Asked Questions

What is the current rating of the THHQC2140LL circuit breaker?

The ABB Electrification THHQC2140LL Q Line QC circuit breaker has a current rating of 40 Amps.

How is the THHQC2140LL circuit breaker mounted?

This circuit breaker is designed for mounting on a standard 35mm DIN rail.

What type of connection does the THHQC2140LL circuit breaker use?

The THHQC2140LL features a lug-lug connection type.

What are the key safety features of the ABB Q Line circuit breakers?

ABB Q Line circuit breakers feature Quick-make / Quick-break mechanisms, common trip bars, and easy-to-spot trip indication for enhanced safety and reliability.

Is the THHQC2140LL circuit breaker suitable for HACR applications?

Yes, Q Line circuit breakers, including this model, are UL Listed as HACR (heating, air conditioning, and refrigeration) rated.

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.