ABB - Electrification Signature Partner Distributor
ABB - Electrification 9T11A1003G33 - ABB’s K-Factor transformers are designed to withstand the additional heating that accompanies the presence of harmonics in electrical systems. K-Factor transformers are designed not to eliminate harmonics, but to withstand their negative effects. They are available with aluminum or copper windings and in all three temperature rise ratings. K-Factor transformers meet DOE 2016 efficiency standards and are UL Listed and Energy Verified. Qualified to the seismic requirements of IEEE-693-2005 and the IBC-2021 and CBC 2022.
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ABB - Electrification

9T11A1003G33

UPC: 783173902110


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Specification Sheet

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Overview

ABB K-Factor Transformer, SKU 9T11A1003G33. Manages harmonic distortion from non-linear loads without active filtering. Ideal for data centers, hospitals, industrial facilities. Features grounded full-width copper electrostatic shield (120 dB common mode, 30 dB transverse mode noise attenuation) for EMI reduction. Available with aluminum or copper windings and standard temperature rise ratings. Grain-oriented, annealed silicon steel core and coil assembly mounted on neoprene isolation pads for durability and reduced vibration. Integrated lifting eyes for installation. Includes flexible copper ground straps (Type QL) and lug kits (up to 150kVA). Copper ground bar kits provided (up to 150kVA). Compliant with DOE 2016 efficiency, UL Listed, Energy Verified. Seismic qualified to IEEE-693-2005, IBC-2021, CBC 2022. Neutrals and lugs rated for 200% secondary full load current. K-Factor ratings: K4 (induction heating, SCR drives, up to 50% harmonic loads), K13 (institutional lighting, schools, 100% harmonic loads), K20 (data centers, critical care, 60-100% harmonic loads). UNSPSC: 39121001. Made in USA.
  • Withstands harmonic-induced heating and mechanical stress from non-linear loads.
  • Grounded full-width copper electrostatic shield for EMI reduction (120 dB common mode).
  • Available with aluminum or copper windings and all three temperature rise ratings.
  • Meets DOE 2016 efficiency standards, UL Listed, and Energy Verified.
  • Seismic qualified per IEEE-693-2005, IBC-2021, CBC 2022.

Specifications

Application
Electrical distribution and Control
Efficiency
DOE 2016
Frequency
60 Hz
Frequency Rating
60 HZ
KVA Rating
45 KVA
Material
Copper or Aluminum with Silicon Steel Core
Material
Copper (windings, ground straps, ground bar), Silicon Steel (core), Neoprene (isolation pads)
Mounting Type
Neoprene isolation pads with lifting eyes
Mounting Type
Floor-mounted with lifting eyes
Phase
3
Primary Voltage
480 VAC
Secondary Voltage
208Y/120
Series
K-Factor
Special Features
ABB’s type QL K-Factor transformers are designed to withstand the additional heating that accompanies the presence of harmonics in electrical systems. K-Factor transformers are designed not to eliminate harmonics, but to withstand their negative effects. They are available with aluminum or copper windings and in all three temperature rise ratings. Type QL transformers meet DOE 2016 efficiency standards.
Temperature Rating
40 °C
Type
Transformers
Package Dimensions (L x W x H)
29 IN x 37 IN x 41.5 IN
Package Dimensions (L x W x H)
73.66 cm x 93.98 cm x 105.41 cm
Package Weight (Imperial)
561.000 L
Package Weight (Metric)
254.470 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 catalog number for this K-Factor transformer?

The catalog number for this transformer is 9T11A1003G33.

What is the coil material for catalog number 9T11A1003G33?

The coil material for this transformer is aluminum (AL).

What is the temperature rise rating for this transformer?

The temperature rise rating for this transformer is 150 degrees C.

What is the frequency rating for this transformer?

The frequency rating for this transformer is 60 Hz.

What is the ambient temperature rating for this transformer?

The ambient temperature rating for this transformer is 40 degrees C.

What is the purpose of K-Factor transformers?

K-Factor transformers are designed to withstand the additional heating caused by harmonics in electrical systems.

Does this transformer meet DOE 100 efficiency standards?

Yes, this transformer meets DOE 100 efficiency standards.

What is the enclosure type for this transformer?

The enclosure type for this transformer is NEMA 3R.

Is this transformer UL Listed?

Yes, this transformer is UL Listed.

What standards do K-Factor transformers meet?

They meet DOE 100, are UL Listed, Energy Verified, and qualified to seismic requirements of IEEE, IEC, and CBC.

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