ABB - Electrification Signature Partner Distributor
ABB - Electrification 9T76H9873G03 - ABB's Guard III Harmonic Mitigating Transformers (HMT) help eliminate harmonics, improve power quality, and help save energy by reducing the energy (heating) losses associated with harmonic activity. They maintain DOE 2016 energy efficiency even when harmonics are present. The HMT's are UL Listed and are available in common phase shifts with zigzag transformer secondaries. Qualified to the seismic requirements of IEEE-693-2005 and IBC-2021 and CBC 2022.
ABB - Electrification

9T76H9873G03

UPC: 783173252291

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Specification Sheet

Contact for Pricing

Overview

ABB Guard III Harmonic Mitigating Transformers (HMT), SKU 9T76H9873G03, actively eliminate harmonics to enhance power quality and reduce energy losses. These transformers mitigate heating losses caused by harmonic distortion, thereby saving energy and extending the operational life of connected equipment. They are designed to maintain DOE 2016 energy efficiency standards, even under harmonic conditions, ensuring compliance with the latest regulatory requirements. The Guard III HMT features a zigzag secondary winding, engineered for optimal zero-sequence harmonic cancellation in three-phase systems. This design significantly improves neutral current handling and prevents overheating, making it ideal for critical applications such as data centers, healthcare facilities, and manufacturing plants. The transformer is UL Listed and meets stringent seismic qualification requirements, including IEEE-693-2005, IBC-2021, and CBC 2022, ensuring reliability in seismically active regions. Available in common phase shifts with zigzag transformer secondaries, the Guard III HMT is built with 115°C rise copper coils and electrostatic shielding for enhanced durability. Key specifications include input voltage of 208 Volts Delta and output voltage of 208Y/120 Volts, with kVA ratings ranging from 15 to 75. The transformer is distributed by Gross Automation, with contact details available for quotes and additional support. By reducing operational costs and enhancing system reliability, the ABB Guard III HMT provides a dependable solution for power quality challenges in mission-critical operations. Its robust construction and advanced harmonic mitigation capabilities make it a trusted choice for environments where power quality and energy efficiency are paramount.
  • Eliminates harmonics to improve power quality and reduce energy losses
  • Maintains DOE 2016 energy efficiency even under harmonic conditions
  • Zigzag secondary winding for optimal zero-sequence harmonic cancellation
  • UL Listed and meets seismic requirements (IEEE-693-2005, IBC-2021, CBC 2022)
  • Available in 15-75 kVA ratings with 115°C rise copper coils and electrostatic shielding

Specifications

Efficiency
DOE 2016
Enclosure
NEMA 2
Frequency Rating
60 HZ
K Factor
K1
KVA Rating
45 KVA
Phase
3
Primary Voltage
480 VAC
Secondary Voltage
208Y/120
Series
Guard III HMT
Special Features
ABB's Guard III™ Harmonic Mitigating Transformers help eliminate harmonics, improve power quality, and help save energy by reducing the energy (heating) losses. They maintain DOE2016 energy efficiency even when harmonics are present.
Standard
No
Temperature Rating
40 °C
Package Weight (Imperial)
0.001 L
Package Weight (Metric)
0.001 kg
ABB's Guard III Harmonic Mitigating Transformers (HMT) help eliminate harmonics, improve power quality, and help save energy by reducing the energy (heating) losses associated with harmonic activity. They maintain DOE 2016 energy efficiency even when harmonics are present. The HMT's are UL Listed and are available in common phase shifts with zigzag transformer secondaries. Qualified to the seismic requirements of IEEE-693-2005 and IBC-2021 and CBC 2022.

9T76H9872G03

ABB's Guard III Harmonic Mitigating Transformers (HMT) help eliminate harmonics, improve power quality, and help save energy by reducing the energy (heating) losses associated with harmonic activity. They maintain DOE 2016 energy efficiency even when harmonics are present. The HMT's are UL Listed and are available in common phase shifts with zigzag transformer secondaries. Qualified to the seismic requirements of IEEE-693-2005 and IBC-2021 and CBC 2022.
ABB's Guard III Harmonic Mitigating Transformers (HMT) help eliminate harmonics, improve power quality, and help save energy by reducing the energy (heating) losses associated with harmonic activity. They maintain DOE 2016 energy efficiency even when harmonics are present. The HMT's are UL Listed and are available in common phase shifts with zigzag transformer secondaries. Qualified to the seismic requirements of IEEE-693-2005 and IBC-2021 and CBC 2022.

9T76H9875G03

ABB's Guard III Harmonic Mitigating Transformers (HMT) help eliminate harmonics, improve power quality, and help save energy by reducing the energy (heating) losses associated with harmonic activity. They maintain DOE 2016 energy efficiency even when harmonics are present. The HMT's are UL Listed and are available in common phase shifts with zigzag transformer secondaries. Qualified to the seismic requirements of IEEE-693-2005 and IBC-2021 and CBC 2022.
ABB's Guard III Harmonic Mitigating Transformers (HMT) help eliminate harmonics, improve power quality, and help save energy by reducing the energy (heating) losses associated with harmonic activity. They maintain DOE 2016 energy efficiency even when harmonics are present. The HMT's are UL Listed and are available in common phase shifts with zigzag transformer secondaries. Qualified to the seismic requirements of IEEE-693-2005 and IBC-2021 and CBC 2022.

9T76H9876G03

ABB's Guard III Harmonic Mitigating Transformers (HMT) help eliminate harmonics, improve power quality, and help save energy by reducing the energy (heating) losses associated with harmonic activity. They maintain DOE 2016 energy efficiency even when harmonics are present. The HMT's are UL Listed and are available in common phase shifts with zigzag transformer secondaries. Qualified to the seismic requirements of IEEE-693-2005 and IBC-2021 and CBC 2022.
ABB's Guard III Harmonic Mitigating Transformers (HMT) help eliminate harmonics, improve power quality, and help save energy by reducing the energy (heating) losses associated with harmonic activity. They maintain DOE 2016 energy efficiency even when harmonics are present. The HMT's are UL Listed and are available in common phase shifts with zigzag transformer secondaries. Qualified to the seismic requirements of IEEE-693-2005 and IBC-2021 and CBC 2022.

9T76H9874G03

ABB's Guard III Harmonic Mitigating Transformers (HMT) help eliminate harmonics, improve power quality, and help save energy by reducing the energy (heating) losses associated with harmonic activity. They maintain DOE 2016 energy efficiency even when harmonics are present. The HMT's are UL Listed and are available in common phase shifts with zigzag transformer secondaries. Qualified to the seismic requirements of IEEE-693-2005 and IBC-2021 and CBC 2022.
ABB's Guard III Harmonic Mitigating Transformers (HMT) help eliminate harmonics, improve power quality, and help save energy by reducing the energy (heating) losses associated with harmonic activity. They maintain DOE 2016 energy efficiency even when harmonics are present. The HMT's are UL Listed and are available in common phase shifts with zigzag transformer secondaries. Qualified to the seismic requirements of IEEE-693-2005 and IBC-2021 and CBC 2022.

9T77H9873G03

ABB's Guard III Harmonic Mitigating Transformers (HMT) help eliminate harmonics, improve power quality, and help save energy by reducing the energy (heating) losses associated with harmonic activity. They maintain DOE 2016 energy efficiency even when harmonics are present. The HMT's are UL Listed and are available in common phase shifts with zigzag transformer secondaries. Qualified to the seismic requirements of IEEE-693-2005 and IBC-2021 and CBC 2022.
ABB's Guard III Harmonic Mitigating Transformers (HMT) help eliminate harmonics, improve power quality, and help save energy by reducing the energy (heating) losses associated with harmonic activity. They maintain DOE 2016 energy efficiency even when harmonics are present. The HMT's are UL Listed and are available in common phase shifts with zigzag transformer secondaries. Qualified to the seismic requirements of IEEE-693-2005 and IBC-2021 and CBC 2022.

9T77H9874G03

ABB's Guard III Harmonic Mitigating Transformers (HMT) help eliminate harmonics, improve power quality, and help save energy by reducing the energy (heating) losses associated with harmonic activity. They maintain DOE 2016 energy efficiency even when harmonics are present. The HMT's are UL Listed and are available in common phase shifts with zigzag transformer secondaries. Qualified to the seismic requirements of IEEE-693-2005 and IBC-2021 and CBC 2022.
ABB's Guard III Harmonic Mitigating Transformers (HMT) help eliminate harmonics, improve power quality, and help save energy by reducing the energy (heating) losses associated with harmonic activity. They maintain DOE 2016 energy efficiency even when harmonics are present. The HMT's are UL Listed and are available in common phase shifts with zigzag transformer secondaries. Qualified to the seismic requirements of IEEE-693-2005 and IBC-2021 and CBC 2022.

9T77H9871G03

ABB's Guard III Harmonic Mitigating Transformers (HMT) help eliminate harmonics, improve power quality, and help save energy by reducing the energy (heating) losses associated with harmonic activity. They maintain DOE 2016 energy efficiency even when harmonics are present. The HMT's are UL Listed and are available in common phase shifts with zigzag transformer secondaries. Qualified to the seismic requirements of IEEE-693-2005 and IBC-2021 and CBC 2022.
3C,15KVA,480-208Y/120,115C,N2,HMT,30DEG

9T77H9871G13

3C,15KVA,480-208Y/120,115C,N2,HMT,30DEG

Frequently Asked Questions

What is the primary function of ABB's Guard III Harmonic Mitigating Transformers?

These transformers help eliminate harmonics, improve power quality, and save energy by reducing associated heating losses.

What energy efficiency rating do these transformers maintain?

The transformers maintain DOE 2016 energy efficiency.

Are these transformers UL Listed?

Yes, the Harmonic Mitigating Transformers (HMTs) are UL Listed.

What is the coil material used in these transformers?

The coil material is copper (CU).

What type of enclosure is used for these transformers?

The enclosure type is NEMA 1.

What is the frequency rating for this transformer?

The frequency rating is 60 Hz.

What is the frame size of this transformer?

The frame size is H4.

Do these transformers have electrical shielding?

Yes, they feature electrical shielding.

What is the secondary voltage of this transformer?

The secondary voltage is less than 1000V.

What seismic requirements do these transformers meet?

They are qualified to the seismic requirements of IEEE 693 and IBC 2000.

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