ABB - Electrification Signature Partner Distributor
ABB - Electrification 9T51B0033 - 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

9T51B0033

UPC: 783173008416


Documents & Media
Specification Sheet

Contact for Pricing

Overview

ABB’s QB Series single-phase encapsulated transformer (SKU: 9T51B0033) delivers reliable power conversion in a NEMA 3R non-ventilated, weatherproof enclosure designed for outdoor or harsh indoor environments. The encapsulated core and coils provide superior protection against moisture, dust, and contaminants, eliminating the need for liquid cooling or ventilation while simplifying maintenance and extending operational life. This 1-pole transformer is ideal for general-purpose single-phase applications, including lighting systems, control circuits, and auxiliary power needs. The NEMA 3R rating ensures suitability for installations exposed to rain, sleet, or other environmental elements. Installation is streamlined with knockouts on the back and bottom for flexible conduit entry, while side-mounted holes allow for secure wall or panel mounting. The integrated wiring compartment includes a ground stud for electrical safety and system integrity. Manufactured in the USA, the QB Series transformer meets stringent industrial and commercial electrification requirements with dependable performance and durability. This model is designed for efficient voltage regulation in single-phase power distribution systems, offering a robust solution for facilities requiring reliable, low-maintenance transformers.
  • Encapsulated core and coils for protection against moisture, dust, and contaminants
  • NEMA 3R non-ventilated, weatherproof enclosure for outdoor or harsh indoor installations
  • Knockouts on back and bottom for flexible conduit entry; side-mounted holes for secure mounting
  • Wiring compartment includes ground stud for electrical safety and system integrity
  • 1-pole configuration for efficient single-phase power distribution in lighting, control, and auxiliary systems

Specifications

Enclosure
NEMA 3R
Frequency Rating
60 HZ
Frequency Rating, Maximum
60 Hz
Frequency Rating, Minimum
60 Hz
Height
11.12 in
Input Voltage
120x240
Insulation
IS-12
Output Voltage
120/240
Phase
1
Special Features
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.
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
9.38 in
Package Dimensions (L x W x H)
6.72 IN x 9.38 IN x 11.12 IN
Package Dimensions (L x W x H)
17.0688 cm x 23.8252 cm x 28.2448 cm
Package Weight (Imperial)
60.000 L
Package Weight (Metric)
27.216 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

What types of single-phase transformers does ABB offer?

ABB offers single-phase transformers in 15 kVA, 25 kVA, 37.5 kVA, and 50 kVA ratings.

What is the enclosure type for these ABB transformers?

The transformers feature an NEMA R non-ventilated, weatherproof enclosure.

What materials are the coils made of?

The coils are made of copper (CU).

What is the operating temperature range for the transformer?

The operating temperature range is -20 to 40 degrees Celsius.

What is the temperature rise limit for the transformer?

The temperature rise limit is 150 degrees Celsius.

What is the insulation system class?

The insulation system class is 220.

What is the frequency rating of the transformer?

The transformer operates at a frequency of 60 Hz.

How can the transformer be mounted?

Mounting holes are located on the side for easy access.

Does the wiring compartment include a ground stud?

Yes, the wiring compartment includes a ground stud.

Where are the knockouts located on the enclosure?

Knockouts are provided on the back and bottom of the enclosure.

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.