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112 kVA 208 Volt to 220Y127 Volt Isolation Transformer BA112B-S2/Z3

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Availability: Available for order. Production Time: 4 weeks

US$ 5,744.00

Quick Overview

Catalog No.: BA112B-S2/Z3
112 kVA • Three Phase • Primary: 208 Volt • Secondary: 220Y127 Volt
Conductor: Aluminum

Custom Winding Configuration (Catalog No. might be changed accordingly)

Add Extended warranty to the 1 Year Standard.

+US$ 460.00

Put desire enclosure color code

Please select check box below to request documents and certification, if require.

US$ 5,744.00


Three phase Isolation Transformer BA112B-S2/Z3 has primary and secondary windings that are physically separated from each other. Secondary neutral to ground bonding eliminates common mode noise, providing an isolated neutral-ground reference for sensitive equipment.


Isolation Transformer BA112B-S2/Z3 Winding Schematic:

Delta-Wye(DYn) Three phase connection

Preliminary General Drawing. (Dimensions in inches).


Isolation Transformer general dimensions

*All information and images presented here is based on preliminary data or design and may be changed without prior notice.
Request Drawing Proof to confirm dimensions from Optional Feature tab, if it is critical.

Full Specification

Catalog No. BA112B-S2/Z3
Product Type Isolation Transformer
Phase Three
Power Rating 112 kVA
Frequency, Hz 60
Vector Group Delta-Wye(DYn)
Primary voltage 208 Volt
Primary Max Current, Amps 310.8
Primary Terminals H1-H2-H3, 2-600MCM
Primary Terminal Lugs 2-600MCM
Primary Voltage Taps 0%; ±2.5%; ±5.0%
Secondary Voltage 220Y127 Volt
Secondary Max Current, Amps 293.9
Secondary Terminals X0-X1-X2-X3, 2-600MCM
Secondary Terminal Lugs 2-600MCM
Winding Conductor Aluminum
Temperature Rise, °C 150
Insulation Class 220 (R)
Insulation Level, (B.I.L), kVA 10
Efficiency at 35% Load, % 98.74
ANSI/IEEE Impedance, % 4.5-5.5
Sound Level, dB 50
Standards and Certifications Transformer Efficiency compliance: Canada CSA CSL3. USA DOE-2016.
CSA Standard C22.2. No.47 Air Cooled Transformers (Dry Type)
CSA certified. File No. LR34493 , Seismic rated for USA zone 4 and Canada zone 6.
UL Listed. File No.E108255.
ISO9001 Quality Certification.
Enclosure Type Nema 3R. General purpose indoor ventilated steel enclosure suitable for dry locations. Sprinkler Proof when angle between sprinkler and opening does not exceed 45°
Weight, Lbs 940.0
Country of Manufacture Canada

Transformer Calculator

Help: To calculate required kVA of the transformer enter Load Amps, Load Volt and press "Required kVA" button. Also you can calculate Current from other two parameters.
Note: Recommended add up to 20% to the calculated kVA