logo

Low Voltage 3 Phase Autotransformer for Motor Starting and Power Supply

Product Summary

A low voltage three-phase autotransformer designed for motor starting, voltage conversion, and industrial power supply applications, offering flexible voltage ratios and customized electrical configurations for different operating conditions. 01. Key Selling Points Motor Starting Support: Designed ...

Key Attributes
Brand Name: TNNPI
Model Number: SG/SBK
Place of Origin: Henan, China
Certification: CE,UL,ISO9001,ISO45001
MOQ: 1
Price: $45~$2500
Supply Ability: 5000Pcs/mouthly
Delivery Time: 7
Payment Terms: T/T,Western Union,D/A,D/P,L/C
Standard Packaging: Export standard packaging
Product Custom Attributes
Type:
Auto Transformer
Protectionclass:
IP20 To IP54
Application:
Industrial, Commercial, Renewable Energy
Efficiency:
Up To 98%
Input Voltage:
Up To 1000V
Output Voltage:
Up To 690V
Product Description

Low Voltage 3 Phase Autotransformer for Motor Starting and Power Supply

A low voltage three-phase autotransformer designed for motor starting, voltage conversion, and industrial power supply applications, offering flexible voltage ratios and customized electrical configurations for different operating conditions.

01. Key Selling Points

  • Motor Starting Support: Designed for reduced-voltage motor starting applications when matched with an appropriate starting circuit.

  • Flexible Voltage Conversion: Supports customized step-up and step-down voltage configurations.

  • Compact Winding Structure: Autotransformer design helps reduce winding material requirements compared with an equivalent conventional isolation transformer design.

  • Customized Electrical Ratings: Available with different rated capacities, voltage ratios, and connection configurations.

  • Industrial Application Design: Suitable for integration into industrial power systems and motor control equipment.

02. Product Design & Features

  • Three-phase electromagnetic core structure.

  • Shared primary and secondary winding arrangement.

  • Copper or aluminum winding options.

  • Insulation system selected according to rated voltage and operating temperature.

  • Natural air cooling or specified cooling arrangements.

  • Customized terminal connections and mounting structures.

03. Typical Applications

  • Industrial motor starting systems.

  • Three-phase motor drive equipment.

  • Industrial production machinery.

  • Factory voltage conversion systems.

  • Pumping and ventilation equipment.

  • Industrial electrical power supply systems.

04. Customization Options

Configuration

Available Options

Rated Capacity

Customized VA / kVA

Input Voltage

Customized

Output Voltage

Customized

Phase

Three Phase

Winding Material

Copper / Aluminum

Frequency

50Hz / 60Hz

Cooling

AN / As Specified

Installation

Open Type / Enclosed Type


Overall Rating
5.0
Based on 50 reviews recently
Rating Snapshot
5
100%
4
0
3
0
2
0
1
0
All Reviews
E
Emmanuel Olaivar from Philippines
Dec 7.2025
Responsive after-sales service and performance that exceeds expectations—very satisfied!
Review Image
A
ACROCHEF from Canada
Oct 14.2025
Excellent build quality, stable operation, low noise—truly reliable!
Review Image
T
TIE XIAOBIN from United States
Sep 10.2025
Easy to install, provides excellent isolation, and effectively protects downstream equipment.
Review Image
Contact Us
You Can Contact Us At Anytime!