ABB - Electrification THQC1145WL - 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. 45WL Amps 45 A
ABB - Electrification

THQC1145WL

UPC: 783164060003

Contact for Pricing

Overview

The ABB THQC1145WL is a 45 Amp, 1-pole thermal-magnetic circuit breaker from the Q Line series, designed for residential and commercial applications. This compact breaker features a 1-inch width per pole, making it highly space-efficient for panel installations. As a lug-lug version of the QC breakers, it is specifically engineered for 35mm DIN rail mounting, ensuring compatibility with standard industrial and commercial electrical panels. The breaker incorporates ABB's Quick-make / Quick-break mechanisms, which provide reliable and consistent operation by ensuring rapid contact separation during both make and break conditions. It also includes common trip bars, which guarantee that all poles disconnect simultaneously during a fault, enhancing safety and preventing damage to connected equipment. The THQC1145WL includes an easy-to-spot trip indication, offering immediate visual confirmation of tripped conditions, which simplifies troubleshooting and reduces downtime. This breaker is UL Listed to UL 489 standards, ensuring compliance with rigorous safety and performance requirements for circuit protection devices. Additionally, it holds UL Listed HACR (heating, air conditioning, and refrigeration) and SWD (Switching Duty) ratings, making it suitable for use with 120 Vac fluorescent lighting loads. Optional auxiliary contact and shunt trip accessories can be ordered to expand functionality, enabling remote monitoring or emergency shutdown capabilities for enhanced system control. Manufactured in the US, the THQC1145WL offers dependable protection and ease of integration into electrical panels, combining ABB's engineering expertise with high-quality manufacturing standards. Its thermal-magnetic trip unit provides both overload and short-circuit protection, ensuring comprehensive safeguarding of electrical circuits. The breaker's design prioritizes both performance and user convenience, making it a reliable choice for a wide range of applications. It is rated for 120/240 Vac and features a 45 Ampere rating.
  • 45 Ampere rating
  • 1-pole, 120/240 Vac
  • Compact 1-inch width per pole
  • 35mm DIN rail mounting
  • Thermal-magnetic trip unit for overload and short-circuit protection
  • Quick-make / Quick-break mechanisms
  • Common trip bars
  • Easy-to-spot trip indication
  • UL Listed to UL 489
  • HACR and SWD rated

Specifications

Amperage Rating
45A
Application
Thermal Magnetic
Connection Type
Lug-lug
Current Rating
45 A
Frame
Q-Line
Interrupt Rating
10kA@120 Vac / 10kA@120/240 Vac
Load Rating
HACR
Mounting Type
35mm DIN Rail
Number Of Poles
1
Poles
1, 2, or 3 poles
Poles
1, 2, or 3 pole
Series
Q Line
Size
1-inch wide per pole
Size
1-inch per pole
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. 45WL Amps 45 A
Standard
E11592
Trip Range
Non-Interchangeable
Trip Range, Maximum
Non-Interchangeable
Trip Range, Minimum
Non-Interchangeable
Trip Type
LI
Package Dimensions (L x W x H)
3.75 IN x 1 IN x 3 IN
Package Dimensions (L x W x H)
9.525 cm x 2.54 cm x 7.62 cm
Package Weight (Imperial)
0.342 L
Package Weight (Metric)
0.155 kg
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LCMA6-8-C

One-hole, metric conductor, standard barrel with window lug, 4-6mm wire, M8 stud hole.
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1SNK905302R0000

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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 voltage rating for the ABB THQC1145WL circuit breaker?

The ABB THQC1145WL circuit breaker is rated for 120/240 Vac.

What type of mounting does the THQC1145WL circuit breaker support?

The THQC1145WL circuit breaker is designed for 35mm DIN rail mounting.

Is the THQC1145WL circuit breaker suitable for HVAC applications?

Yes, the THQC1145WL circuit breaker is UL Listed HACR (heating, air conditioning, and refrigeration) rated.

What is the amperage rating of the ABB THQC1145WL circuit breaker?

The ABB THQC1145WL circuit breaker has an amperage rating of 45 Amps.

Does the THQC1145WL circuit breaker have a common trip bar feature?

Yes, the THQC1145WL circuit breaker features common trip bars to ensure simultaneous disconnection of all poles during a fault.

What is the width of the THQC1145WL circuit breaker per pole?

The THQC1145WL circuit breaker is one-inch wide per pole.

Is the THQC1145WL circuit breaker UL Listed?

Yes, the THQC1145WL circuit breaker is UL Listed to UL 489 standards.

What protection does the thermal-magnetic trip unit provide?

The thermal-magnetic trip unit provides both overload and short-circuit protection for the electrical circuit.

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.