ABB - Electrification Signature Partner Distributor
ABB - Electrification 9T51B0133 - ABB's Buck-boost transformers are small, single phase, dry type distribution transformers designed and shipped as insulating/isolating transformers. They have a dual voltage primary and a dual voltage secondary. These transformers can be connected for a wide range of voltage combinations. The most common use is to buck (lower) or boost (raise) the supply voltage a small amount, usually 5 to 27%. Buck boost transformers comply with NEC Article 210-9, Exception 1, when field connected as an autotransformer.
ABB - Electrification

9T51B0133

UPC: 783173009017


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Specification Sheet

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Overview

Optimize your electrical systems with the ABB 9T51B0133, a single-phase, dry-type buck-boost transformer designed for precise voltage adjustment. This unit, SKU 9T51B0133, offers a 0.5 kVA rating and is engineered to either lower (buck) or raise (boost) supply voltage by approximately 5% to 27%, a crucial capability for ensuring optimal equipment performance and longevity. The transformer features a dual-voltage primary input of 480V and a dual-voltage secondary output of 120/240V, providing significant flexibility for various voltage configurations. Its dry-type construction enhances safety and reliability in industrial, commercial, and institutional settings. Operating at a frequency of 50/60 Hz, this transformer utilizes wiring diagram number 2 for standardized installation and is built on frame size 10225. Weighing just 20 lbs, its compact design facilitates easy integration into existing electrical panels and systems. The ABB 9T51B0133 complies with NEC Article 210-9, Exception 1, when field-connected as an autotransformer, making it a compliant solution for applications requiring voltage correction, such as lighting circuits, motor controls, and sensitive electronic equipment where supply voltage fluctuations can impact operation. Trust ABB Electrification for dependable voltage regulation that safeguards your equipment and improves operational efficiency. The specific tap configuration for this model is (-2: 5.0%), allowing for precise voltage adjustments within its operating range.
  • 0.5 kVA rating for efficient power adjustment
  • Dual voltage primary (480V) and secondary (120/240V)
  • Adjusts voltage by 5% to 27% (buck or boost)
  • Dry-type construction for safety and reliability
  • NEC Article 210-9, Exception 1 compliant when field-connected as autotransformer

Specifications

Enclosure
NEMA 3R
Frequency Rating
60 HZ
Height
13.12 in
Input Voltage
120x240
Insulation
IS-12
Material
Dry type
Output Voltage
16/32
Phase
1
Poles
1P
Series
Buck-Boost
Special Features
ABB's Buck-boost transformers are small, single phase, dry type distribution transformers designed and shipped as insulating/isolating transformers. They have a dual voltage primary and a dual voltage secondary. These transformers can be connected for a wide range of voltage combinations. The most common use is to buck (lower) or boost (raise) the supply voltage a small amount, usually 5 to 27%. Buck boost transformers comply with NEC Article 210-9, Exception 1, when field connected as an autotransformer.
Standard
Yes
Temperature Rating
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)
55.000 L
Package Weight (Metric)
24.948 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 is the kVA rating of the ABB 9T51B0133 transformer?

The ABB 9T51B0133 buck-boost transformer has a kVA rating of 0.5.

What are the input and output voltages for the 9T51B0133?

The ABB 9T51B0133 features a 480V input and a 120/240V output.

What is the typical voltage adjustment range for this buck-boost transformer?

This buck-boost transformer is designed to adjust the supply voltage by approximately 5% to 27%.

Does the ABB 9T51B0133 comply with NEC Article 210-9?

Yes, the ABB 9T51B0133 complies with NEC Article 210-9, Exception 1, when field-connected as an autotransformer.

What is the weight of the ABB 9T51B0133 transformer?

The ABB 9T51B0133 transformer weighs 20 lbs.

What is the frame size of the ABB 9T51B0133 transformer?

The ABB 9T51B0133 transformer is built on frame size 10225.

What wiring diagram number is used for the ABB 9T51B0133?

The ABB 9T51B0133 utilizes wiring diagram number 2 for installation.

Installing the ABB 9T51B0133 Buck-Boost Transformer

Step-by-step guide for installing the ABB 9T51B0133 single-phase buck-boost transformer.

Estimated time: 30m

Tools needed:

Screwdriver, Wire strippers, Wire connectors, Voltage tester

Supplies needed:

Mounting hardware (screws, bolts), Appropriate gauge wiring

  1. Disconnect Power

    Ensure that the power supply to the circuit where the transformer will be installed is completely de-energized and locked out.

  2. Mount the Transformer

    Securely mount the ABB 9T51B0133 transformer to a suitable surface or panel using appropriate mounting hardware. Ensure it is installed in a well-ventilated area.

  3. Wire the Primary Input

    Connect the primary input terminals (480V) of the transformer to the incoming power source according to wiring diagram number 2 and local electrical codes. Use appropriate wire connectors and ensure secure connections.

  4. Wire the Secondary Output

    Connect the secondary output terminals (120/240V) to the load circuit. Refer to wiring diagram number 2 for the correct configuration based on your desired voltage output.

  5. Verify Connections and Voltage

    Double-check all wiring connections for tightness and correctness. Once connections are verified, carefully restore power and use a voltage tester to confirm the correct output voltage is being supplied to the load.

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?

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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.