ABB - Electrification Signature Partner Distributor
ABB - Electrification 9T10C1005G02 - ABB's Low-Noise Low-Voltage General Purpose Dry-Type transformers also come in variants that allow for lower than standard (NEMA ST-20) audible noise levels and are UL Listed. Ideally suited for installations where a transformers inherent audible noise needs to be as low as possible. They are availabel with either a -3dB or -5dB levels of noise reduction. Our Type QL & QF low-noise transformers meet DOE 2016 efficiency standards and are UL Energy Verified as energy efficient. They are available with aluminum or copper windings and in all three temperature rise ratings. Core and coil assemblies are mounted on rubber isolation pads to reduce noise. Single-piece front/back is easily removable for installation and service.Qualified to the seismic requirements of IEEE-693-2005 and IBC-2021 and CBC 2022.
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ABB - Electrification

9T10C1005G02

UPC: 783173905814


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Specification Sheet

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Overview

The ABB 9T10C1005G02 is a Low-Noise Low-Voltage General Purpose Dry-Type Transformer from ABB Electrification, designed for installations where minimizing audible noise is paramount. This UL Listed transformer offers noise reduction levels of -3dB or -5dB below the NEMA ST-20 standard, making it ideal for sensitive environments such as hospitals, schools, data centers, and office buildings. Type QL & QF variants meet DOE 2016 efficiency standards and are UL Energy Verified. Available with aluminum or copper windings and in all three temperature rise ratings (80°C, 115°C, 150°C), the 9T10C1005G02 accommodates diverse application needs. Core and coil assemblies are mounted on rubber isolation pads to reduce noise and vibration. The single-piece front/back panel is easily removable for simplified installation and maintenance. This transformer is qualified to the seismic requirements of IEEE-693-2005, IBC-2021, and CBC 2022, ensuring reliability in seismic zones. Key specifications include a 3-phase design, 480V Delta primary voltage, and 208Y/120V secondary voltage. It is available with DOE 2016 energy efficiency compliance, K1 K-factor rating, and NEMA 2 enclosure type. The transformer operates at 60 Hz with an impedance of 3.8% and an ambient temperature rating of 40.0°C. Core material is aluminum. ABB's 9T10C1005G02 combines advanced engineering with practical design, delivering a transformer that meets high standards for efficiency, noise reduction, and seismic resilience. It provides a reliable, low-noise solution for critical power distribution needs.
  • Low-Noise design with -3dB or -5dB reduction below NEMA ST-20
  • UL Listed and UL Energy Verified for efficiency
  • Meets DOE 2016 efficiency standards
  • Qualified to seismic requirements (IEEE-693-2005, IBC-2021, CBC 2022)
  • Available with aluminum or copper windings and three temperature rise ratings

Specifications

Application
Electrical distribution and Control
Connection Type
Taps: +2/-4 (2.5%)
Efficiency
DOE 2016
Frequency Rating
60 HZ
KVA Rating
112.5 KVA
Material
Aluminum or Copper windings
Mounting Type
Outward-facing feet, lifting eyes
Nema Rating
NEMA 2 or NEMA 3R
Phase
3
Primary Voltage
480 VAC
Secondary Voltage
208Y/120
Series
Type QL & QF
Size
Frame size DY76C
Special Features
ABB's Type QL transformers meet DOE 2016 efficiency standards. They are available with aluminum or copper windings and utilize a UL recognized 220 degree centrigrade insulation system-Quiet Performance-Outward-facing mounting feet-Core and coil assemblies are mounted on rubber isolation pads to reduce noise-Bolted coil terminations-Single-piece front/back is easily removable for service-NEMA 2 drip-proof enclosure is standard weathershield kits are available for conversion to NEMA 3R outdoor configuration--Copper or aluminum windings-Copper ground strap-Robust packaging with top and side protection protects against shipping damage-Accessible mounting flanges with front/back slotted mounting holes make installation easier-100 percentage factory tested for shorts and coil integrity, current and loss, voltage, impedance and noise.-Clear, comprehensive documentation and labeling.
Temperature Rating
40 °C
Type
Transformers
Voltage Rating
480V Delta input / 208Y/120V output
Package Dimensions (L x W x H)
24 IN x 34.3 IN x 42.2 IN
Package Dimensions (L x W x H)
60.96 cm x 87.122 cm x 107.188 cm
Package Weight (Imperial)
790.000 L
Package Weight (Metric)
358.344 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 are the key specifications for the 9T10C1005G02 transformer?

This transformer is a 7.5kVA, 3-phase, 60Hz unit with copper windings and a 150°C temperature rise rating.

Does this transformer meet energy efficiency standards?

Yes, it meets DOE 135-2016 energy efficiency standards and is UL Energy Verified.

What is the noise reduction level for this transformer?

This transformer offers a sound level reduction of 25 dB.

What materials are used for the windings and core assembly?

The transformer features copper windings and its core and coil assemblies are mounted on rubber isolation pads.

What are the seismic qualification requirements for this transformer?

It is qualified to the seismic requirements of IEEE 693, IBC 2000, and CBC 2001.

What is the enclosure type for this transformer?

The enclosure type is NEMA 3R.

Is this transformer UL Listed?

Yes, this transformer is UL Listed.

What is the primary and secondary voltage of this transformer?

The primary voltage is not specified, but the secondary voltage is 480Y/277V.

What is the ambient temperature range for operation?

The ambient temperature range is 40°C.

How is noise reduction achieved in this transformer?

The core and coil assemblies are mounted on rubber isolation pads to reduce noise.

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