ABB - Electrification Signature Partner Distributor
ABB - Electrification 9T33A2675 - ABB's 9T33 Single phase low-voltage dry type transformers are for balanced 3-wire 120/240 V secondary voltage systems having both NRCan (C802.2) and DOE (10 CFR 431, Subpart K) energy efficiency certification and compliance. UL and cUL listed to UL 1561 and CSA C22.2 No.47. Qualified to the seismic requirements of IEEE-693-2005 and the IBC-2021 and CBC 2022. The 9T33 transformers are also UL Energy Verified.
ABB - Electrification

9T33A2675

UPC: 783173365748


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Specification Sheet

Contact for Pricing

Overview

The ABB 9T33 Single-Phase Low-Voltage Dry-Type Transformer (SKU: 9T33A2675) delivers reliable 120/240V secondary voltage for balanced 3-wire systems, optimized for industrial and commercial applications. Engineered with a grain-oriented silicon steel core and copper windings, this transformer operates at 60 Hz with a 3-pole configuration, ensuring efficient power distribution. Certified to NRCan (C802.2) and DOE (10 CFR 431, Subpart K) energy efficiency standards, it reduces operational costs while maintaining compliance. The unit is UL and cUL listed to UL 1561 and CSA C22.2 No.47, with UL Energy Verification for verified performance. Qualified to seismic standards IEEE-693-2005, IBC-2021, and CBC 2022, it is ideal for seismically active regions. Features include neoprene isolation pads for vibration and noise reduction, outward-facing feet for faster installation, and single-piece front/back panels for service access. Ground and lug kits are included on units up to 150 kVA. With a compact design and robust construction, the 9T33 series supports general-purpose applications in industrial facilities, commercial buildings, and institutional settings. Available in multiple kVA ratings (0.25 to 10 kVA) and input voltages (120x240V, 277V, 480V, 600V), it offers flexible configuration options with taps ranging from ±2.5% to ±5.1%. All models are designed for 60 Hz operation, ensuring compatibility with standard power systems.
  • 120/240V secondary voltage for balanced 3-wire systems
  • NRCan and DOE energy efficiency certified (C802.2, 10 CFR 431)
  • UL and cUL listed to UL 1561 and CSA C22.2 No.47 standards
  • Seismic-qualified per IEEE-693-2005, IBC-2021, and CBC 2022
  • Grain-oriented silicon steel core with copper windings for efficiency

Specifications

Efficiency
DOE/NRC
Frequency Rating
60 HZ
Frequency Rating, Maximum
60 Hz
Frequency Rating, Minimum
60 Hz
Insulation
IS-19C
KVA Rating
100 KVA
Material
Silicon Steel
Phase
1
Primary Voltage
240x480 V
Secondary Voltage
120/240 VAC
Series
9T33
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
Voltage Rating
120/240 V
Package Dimensions (L x W x H)
28.5 IN x 32.4 IN x 37.4 IN
Package Dimensions (L x W x H)
72.39 cm x 82.296 cm x 94.996 cm
Package Weight (Imperial)
950.000 L
Package Weight (Metric)
430.920 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

Does the 9T33 transformer meet energy efficiency standards?

Yes, the 9T33 series is certified to NRCan (C802.2) and DOE (10 CFR 431, Subpart K) energy efficiency standards.

What certifications does the 9T33 transformer hold?

The 9T33 transformer is UL and cUL listed to UL 1561 and CSA C22.2 No.47, with UL Energy Verification.

What is the operating frequency of the 9T33 transformer?

The 9T33 transformer operates at a frequency of 60 Hz.

What input voltages are compatible with the 9T33 series?

The 9T33 series supports input voltages of 120x240V, 277V, 480V, and 600V, depending on the specific model.

Is the 9T33 transformer suitable for seismic zones?

Yes, the 9T33 series is qualified to seismic requirements of IEEE-693-2005, IBC-2021, and CBC 2022.

What are the available kVA ratings for the 9T33 transformers?

The 9T33 series includes models ranging from 0.25 kVA to 10 kVA, with specific options like 1 kVA, 3 kVA, 5 kVA, and 10 kVA.

What materials are used in the 9T33 transformer core?

The core is made of grain-oriented, annealed silicon steel, and the windings are copper.

Does the 9T33 transformer have adjustable voltage taps?

Yes, the 9T33 series offers voltage taps ranging from ±2.5% to ±5.1%, depending on the model.

What is the weight range of the 9T33 transformer models?

The 9T33 series models weigh between 10 lbs (0.25 kVA) and 198 lbs (10 kVA), depending on the specific model.

Are installation accessories included with the 9T33 transformer?

Ground and lug kits are included on units up to 150 kVA. The transformer also features outward-facing feet for faster installation.

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