ABB - Electrification THQC2145WL - 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

THQC2145WL

UPC: 783164060058

Contact for Pricing

Overview

The ABB Electrification THQC2145WL is a compact, 1-inch wide per pole, thermal-magnetic circuit breaker designed for reliable protection in residential and commercial electrical systems. This single-pole breaker operates at 120/240 Vac with a current rating of 45 Amps, making it ideal for OEM applications requiring robust cable-in/cable-out protection. Engineered for safety and dependability, the THQC2145WL features advanced Quick-make/Quick-break mechanisms for rapid circuit interruption, minimizing arc flash potential and protecting downstream equipment. The common trip bar ensures all poles trip simultaneously in multi-pole configurations, enhancing safety during fault conditions. An easily identifiable trip indication provides immediate visual confirmation of a tripped breaker, facilitating swift troubleshooting and system restoration. Key specifications include a 35mm DIN rail mounting type for secure integration within electrical enclosures, lug-lug terminal type for direct cable connections, and compliance with UL 489 and cUL standards. This breaker is UL Listed as HACR (heating, air conditioning, and refrigeration) rated, making it suitable for demanding applications. The THQC2145WL is built to withstand 22,000 AIC (Amperes Interrupting Capacity), ensuring reliable performance in high-fault scenarios. Its compact design and compatibility with auxiliary contact and shunt trip accessories further enhance its versatility for various electrical protection needs.
  • 1-inch wide per pole for compact installation
  • Thermal-magnetic protection with Quick-make/Quick-break mechanism
  • 120/240 Vac operation, 45A current rating
  • 35mm DIN rail mounting with lug-lug terminal type
  • UL 489 and cUL listed, HACR rated for demanding applications

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
2
Poles
1-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)
4 IN x 2 IN x 3 IN
Package Dimensions (L x W x H)
10.16 cm x 5.08 cm x 7.62 cm
Package Weight (Imperial)
0.880 L
Package Weight (Metric)
0.399 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

Is the THQC2145WL compatible with 35mm DIN rail mounting?

Yes, the THQC2145WL is designed for 35mm DIN rail mounting, ensuring secure and standardized installation.

What is the pole configuration of the THQC2145WL?

The THQC2145WL is a single-pole circuit breaker, designed for 1-inch wide per pole installations.

What standards does the THQC2145WL comply with?

The THQC2145WL is built to UL 489 and cUL standards, ensuring compliance with industry safety and performance requirements.

What is the operating voltage for the THQC2145WL?

The THQC2145WL operates at 120/240 Vac, suitable for both single-phase and split-phase systems.

Is the THQC2145WL suitable for HACR applications?

Yes, the THQC2145WL is UL Listed as HACR (heating, air conditioning, and refrigeration) rated, making it ideal for such applications.

What is the interrupting rating of the THQC2145WL?

The THQC2145WL has an interrupting rating of 22,000 AIC, providing reliable protection in high-fault scenarios.

Does the THQC2145WL support auxiliary contacts or shunt trips?

Yes, the THQC2145WL can be ordered with auxiliary contact and shunt trip accessories for enhanced functionality.

Can the THQC2145WL be used for OEM applications?

Yes, the THQC2145WL is an excellent choice for OEM applications requiring reliable cable-in/cable-out protection.

How to Install the ABB THQC2145WL Circuit Breaker

Step-by-step guide to mounting and wiring the THQC2145WL circuit breaker on a 35mm DIN rail.

Estimated time: 15m

Tools needed:

Screwdriver, Wire strippers, Crimping tool

Supplies needed:

Mounting screws, Cables, Cable lugs

  1. Prepare the DIN Rail

    Ensure the 35mm DIN rail is securely mounted in the electrical enclosure and free of obstructions.

  2. Mount the Circuit Breaker

    Align the THQC2145WL with the DIN rail and press firmly until it snaps into place. Verify secure attachment.

  3. Connect the Cables

    Strip the cable ends and attach them to the lug terminals. Tighten the screws to the manufacturer's specified torque for secure connections.

  4. Verify Installation

    Check all connections for tightness and ensure the breaker is properly seated on the DIN rail. Perform a manual trip test to confirm functionality.

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.