3-phase dry type transformer
3-phase dry type transformer core
3-phase dry type transformer
3-phase dry type transformer side view
3-phase dry type transformer back view
3-phase dry type transformer ready to ship
3-phase dry type transformer connections
3-phase dry type transformer taps
3-phase dry type transformer connections
3-phase dry type transformer grounding strap
3-phase dry type transformer core
How to install a transformer video thumbnail
How to install a 3-phase transformer video thumbnail
3-phase dry type transformer
3-phase dry type transformer core
3-phase dry type transformer
3-phase dry type transformer
3-phase dry type transformer side view
3-phase dry type transformer taps
3-phase dry type transformer connections
3-phase dry type transformer connections
3-phase dry type transformer core
3-phase dry type transformer grounding strap
3-phase dry type transformer connections
3-phase dry type transformer core
How to install a transformer video thumbnail
How to install a 3-phase transformer video thumbnail
3-phase dry type transformer
3-phase dry type transformer
3-phase dry type transformer core
3-phase dry type transformer side view
3-phase dry type transformer
3-phase dry type transformer connections
3-phase dry type transformer connections
3-phase dry type transformer core
3-phase dry type transformer core
3-phase dry type transformer grounding strap
3-phase dry type transformer connections
3-phase dry type transformer core
How to install a transformer video thumbnail
How to install a 3-phase transformer video thumbnail

3-Phase 240V Delta - 480 Y 277 (Step Up Transformer)

SKU: MIT-DRY-139
Size:

Size

New

$2,740

Used

$2,192
Quantity:
In stock. Only 22 left.

Estimated Delivery Date: (call to expedite)

Transformer is in stock! Delivers in 3 - 5 business days

WHY BUY USED?

Same Warranty. Better Price.

Used transformers carry the same warranty as new ones with pictures and test results available on request. Give us a call and we’ll check our inventory.

Overview 

This transformer is designed to convert 3-phase 240v to 3-phase 480 Y 277 to run equipment such as panels, motors, CNC machines, welders, conveyor systems, pumps, printing equipment, fabrication tools, and other business machines.

Not sure what to buy? Find out more about how to buy the right transformer.

 

Primary Voltage: 240 Delta

Secondary Voltage: 480 Y 277

Transformer Specifications:

  • 60 Hz Frequency
  • 150°C Temperature Rise
  • Primary Adjustment Taps 2 above, 4 below in 2.5% increments
  • High Efficiency Aluminum Windings
  • 220°C Insulation Class
  • Energy Efficient

Transformer may appear different than pictured.

Wall brackets are not included with every model. Contact us if these are required.

Size Guide

kVA Amps at 240V Amps at 480 Y 277
15 36 18
30 72 36
45 108 54
75 180 90
112.5 271 135
150 361 180
225 541 271
300 722 361
500 1203

601

Dimensions & Weights

kVA Dimensions (HxWxD) Weight (lbs)
15 22"x21"x20" 205
30 29"x26"x24" 300
45 29"x26"x24" 370
75 36"x28"x27" 535
112.5 36"x28"x27" 740
150 45"x32"x30" 930
225 52"x38"x35" 1400
300 52"x38"x35" 2000
500 66"x51"x32" 2850


Approximate Enclosure Dimensions & Weights

Shipping rates vary, but are generally 10% of the total purchase price.

Transformers deliver in 3-5 business days.

Read more here: Shipping Policy

Ordered the wrong unit, or not sure if a product is right for you? Our web store exchange policy has you covered! We’ll send you a replacement transformer, all you pay for is shipping, plus the difference in unit price. Our policy lasts 30 days. If 30 days have gone by since your purchase, we cannot offer you a refund or exchange, but we still may be interested in buying the unit back. Proof of purchase is required to process a return or exchange.

Read more here: Return and Refund Policy

Buy with confidence. All new and used Maddox transformers are tested and come with a full 5 year warranty against defects. If you experience any problems just give us a call and receive a replacement, free of charge. We'll even pay the shipping!

Read more here: Warranty, Terms and Conditions

Customer Reviews


Loading reviews…