ABB - Electrification Signature Partner Distributor
ABB - Electrification 9T51B0144 - ABB's QB single phase transformers feature encapsulated core and coils in a NEMA 3R nonventilated weatherproof enclosure. Knock outs provided on back and bottom. Mounting holes on side for easy access. Wiring compartment includes ground stud.
ABB - Electrification

9T51B0144

UPC: 783173000113


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Specification Sheet

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Overview

ABB’s QB Series single-phase encapsulated transformer (SKU: 9T51B0144) delivers reliable power distribution in a compact, weatherproof design. Engineered by ABB – Electrification, this transformer features a fully encapsulated core and coil assembly housed in a NEMA 3R non-ventilated enclosure, providing superior protection against moisture, dust, and environmental contaminants. Ideal for outdoor and harsh industrial applications, the QB Series ensures long-term performance with minimal maintenance. The QB transformer’s robust construction includes knockouts on the back and bottom for flexible conduit entry, while side-mounted mounting holes simplify installation in tight spaces. The integrated wiring compartment includes a ground stud for enhanced safety and compliance with electrical codes. Designed for side mounting, this transformer is optimized for space-constrained environments without sacrificing accessibility or durability. Built for commercial, industrial, and utility applications, the QB Series meets the demands of single-phase power distribution in challenging conditions. With ABB’s reputation for innovation and quality, this transformer combines performance, safety, and ease of installation—making it a trusted choice for engineers and contractors. Whether for new installations or retrofits, the QB Series ensures consistent power delivery in NEMA 3R-rated environments. Key specifications include a fully encapsulated core and coil assembly, NEMA 3R-rated non-ventilated enclosure, and side-mounted mounting holes for space-efficient installation. The transformer is designed for general-purpose single-phase applications, providing reliable power distribution in outdoor and industrial settings. Compliance with electrical codes and safety standards is ensured through the integrated ground stud and robust construction.
  • Fully encapsulated core and coil assembly for superior protection against moisture and contaminants
  • NEMA 3R non-ventilated weatherproof enclosure for outdoor and industrial use
  • Knockouts on back and bottom for flexible conduit entry
  • Side-mounted mounting holes for space-efficient installation
  • Integrated wiring compartment with ground stud for enhanced safety and code compliance

Specifications

Enclosure
NEMA 3R
Frequency Rating
60 HZ
Frequency Rating, Maximum
60 Hz
Frequency Rating, Minimum
60 Hz
Height
8.38 in
Input Voltage
133
Insulation
IS-12
Material
Encapsulated core and coils in poly enclosure
Mounting Type
Side-mounted
NEMA Rating
NEMA 3R
Output Voltage
120
Phase
1
Series
QB Series
Standard
Yes
Temperature Rating
40 °C
Temperature Rating, Maximum
104 F
Temperature Rating, Maximum
40 C
Temperature Rating, Minimum
104 F
Temperature Rating, Minimum
40 C
Wattage
3 KVA
Width
6.88 in
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)
16.000 L
Package Weight (Metric)
7.258 kg
A - 15.0 kV bushing

015J0400AN

A - 15.0 kV bushing
O Plus C - 34.5 kV bushing

034Z3000AW

O Plus C - 34.5 kV bushing

Frequently Asked Questions

Does the QB transformer include a ground stud?

Yes, the integrated wiring compartment includes a ground stud for enhanced safety and compliance with electrical codes.

What is the enclosure rating for the ABB QB transformer?

The ABB QB transformer features a NEMA 3R-rated non-ventilated enclosure, providing protection against rain, dust, and external contaminants.

Is the QB transformer suitable for outdoor use?

Yes, the QB transformer is designed for outdoor and harsh industrial applications due to its NEMA 3R-rated enclosure.

Where are the knockouts located on the QB transformer?

The QB transformer includes knockouts on the back and bottom for flexible conduit entry options.

Can the QB transformer be side-mounted?

Yes, the QB transformer is designed for side mounting with mounting holes on the side for easy access.

Is the QB transformer non-ventilated?

Yes, the QB transformer features a non-ventilated enclosure, ensuring protection against environmental contaminants.

What type of applications is the QB transformer designed for?

The QB transformer is built for commercial, industrial, and utility applications requiring reliable single-phase power distribution.

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.