GE 13800Y 7970-480Y 277 medium-voltage three-phase distribution transformer

GE 13800Y 7970-480Y 277 Transformer

Product Name: GE Three-Phase Distribution Transformer
Voltage Rating: 13800Y/7970 V Primary – 480Y/277 V Secondary
Manufacturer: GE (General Electric)
Type: Medium Voltage Pad-Mounted / Distribution Transformer

Product Overview

The GE 13800Y/7970-480Y/277 is a medium-voltage three-phase distribution transformer designed to step down electrical power from a 13.8 kV grounded wye primary system to a 480Y/277 V secondary low-voltage system. It is commonly used in industrial facilities, commercial buildings, utility distribution networks, and large power systems.

Technical Specifications

Parameter	Description
Manufacturer	GE (General Electric)
Transformer Type	Three-phase distribution transformer
Primary Voltage	13,800Y / 7,970 V
Secondary Voltage	480Y / 277 V
Frequency	60 Hz (typical North American system)
Phase	3 Phase
Primary Connection	Grounded Wye
Secondary Connection	Wye with Neutral
Application	Medium-voltage power distribution
Installation Type	Pad-mounted / substation type (depending on configuration)

Features

High-voltage to low-voltage power conversion for industrial and commercial electrical systems.
480Y/277 V output supports both:
- 480 V three-phase motor and industrial loads
- 277 V lighting systems
Designed for reliable continuous operation in utility and industrial environments.
Available in various power ratings, including common sizes such as 75 kVA, 150 kVA, 300 kVA, 500 kVA, 750 kVA, 1000 kVA and above depending on transformer configuration.

Application Range

GE 13800Y/7970-480Y/277 transformers are widely applied in:

Industrial plants and factories
Oil & gas facilities
Power generation auxiliary systems
Data centers
Commercial buildings
Mining operations
Utility distribution systems
Large motor control and automation systems

Advantages

Reliable GE industrial power equipment design
Suitable for medium-voltage distribution networks
Provides stable 480Y/277 V power supply
Compatible with industrial switchgear, MCC systems, and control equipment
Long service life with proper maintenance

Conclusion

The GE 13800Y/7970-480Y/277 transformer is a robust medium-voltage distribution solution for converting utility-level 13.8 kV power into a widely used 480Y/277 V industrial voltage system. It is ideal for heavy-duty industrial, commercial, and infrastructure applications requiring dependable electrical distribution.

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