ABB - Electrification THQC2150LL - 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. 50LL Amps 50 A
ABB - Electrification

THQC2150LL

UPC: 783164070989

Contact for Pricing

Overview

The ABB Electrification THQC2150LL (SKU: THQC2150LL) is a 1-inch wide per pole, thermal-magnetic circuit breaker from the Q Line series, designed for residential and commercial electrical installations. This QC lug-lug version is optimized for 35mm DIN rail mounting systems, ensuring compact and reliable integration into electrical panels. Key features include a Quick-make/Quick-break mechanism for rapid and decisive circuit interruption, minimizing arc flash and protecting downstream equipment. The common trip bar guarantees simultaneous tripping across all poles, preventing single-phasing issues and enhancing system safety. The easy-to-spot trip indicator provides clear visual confirmation of a tripped breaker, enabling quick diagnostics and reset procedures. This 50 Amp, 1-pole breaker delivers dependable overcurrent protection for circuits rated at 120/240 Vac. The Q Line series is available in 1, 2, and 3-pole configurations, offering flexibility for diverse applications. Optional auxiliary contact and shunt trip accessories enable advanced control and monitoring capabilities, making these breakers suitable for OEM and panelboard applications. Manufactured in the USA, the THQC2150LL meets UL 489 standards and is UL Listed as HACR (Heating, Air Conditioning, and Refrigeration) rated for 15-100 amp circuit breakers. Single-pole 15-20A 120/240 Vac circuit breakers are UL Listed as SWD (Switching Duty) rated, suitable for switching 120 Vac fluorescent lighting loads. The breaker is designed for mounting on standard 35mm DIN rails, ensuring compatibility with a wide range of panelboard systems.
  • 1-inch wide per pole, compact design for residential and commercial applications
  • Thermal-magnetic trip mechanism with Quick-make/Quick-break for rapid circuit interruption
  • Common trip bar ensures simultaneous tripping across all poles, preventing single-phasing
  • Easy-to-spot trip indicator for quick diagnostics and reset procedures
  • UL 489, HACR (15-100A), and SWD (15-20A) rated for versatile use in HVAC, lighting, and general circuits

Specifications

Amperage Rating
50A
Application
High In Rush Load
Connection Type
Lug-lug
Current Rating
50 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
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. 50LL Amps 50 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)
0.001 IN x 0.001 IN x 0.001 IN
Package Dimensions (L x W x H)
0.0025 cm x 0.0025 cm x 0.0025 cm
Package Weight (Imperial)
0.791 L
Package Weight (Metric)
0.359 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 THQC2150LL compatible with 35mm DIN rail mounting?

Yes, the THQC2150LL is designed for mounting on standard 35mm DIN rails.

What is the pole configuration of the THQC2150LL?

The THQC2150LL is a 1-pole circuit breaker.

What is the voltage rating for the THQC2150LL?

The THQC2150LL operates at a voltage rating of 120/240 Vac.

Is the THQC2150LL manufactured in the USA?

Yes, the THQC2150LL is manufactured in the USA by ABB Electrification.

What certifications does the THQC2150LL have?

The THQC2150LL is UL 489 listed, HACR rated for 15-100A, and SWD rated for 15-20A circuits.

Can the THQC2150LL be used for fluorescent lighting loads?

Yes, single-pole 15-20A circuit breakers like the THQC2150LL are UL listed as SWD rated for switching 120 Vac fluorescent lighting loads.

What is the interrupting rating of the THQC2150LL?

The THQC2150LL has an interrupting rating of 22,000 AIC as per UL 489 standards.

What accessories are available for the Q Line series?

The Q Line series supports auxiliary contact and shunt trip accessories for advanced control and monitoring.

How to Install the ABB THQC2150LL Circuit Breaker

Step-by-step guide for installing the ABB THQC2150LL on a 35mm DIN rail.

Estimated time: 15m

Tools needed:

Phillips screwdriver, Wire strippers, Crimping tool (if needed)

Supplies needed:

35mm DIN rail, Electrical wires (appropriate gauge), Cable lugs (if required)

  1. Prepare the DIN Rail

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

  2. Position the Circuit Breaker

    Align the THQC2150LL with the DIN rail and snap it into place by applying firm pressure until it clicks.

  3. Connect the Wires

    Strip the insulation from the wires to the appropriate length. Insert the wires into the lug terminals and tighten securely using a screwdriver. Ensure proper torque (typically 20-25 in-lbs for 50A breakers).

  4. Verify Connections

    Gently tug the wires to confirm they are securely fastened. Ensure no loose strands are present.

  5. Test the Circuit Breaker

    Turn the breaker handle to the 'ON' position. Perform a manual trip test by switching it to 'OFF' to ensure proper operation.

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.