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Medium-voltage transformers
Multi-tap substation transformer
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The product is verified as being authentic; however, this does not guarantee the condition or fit for purpose of the product.
Specifications

Ratings

Base kVA
 100 kVA to 1000 kVA
Primary voltage
 750/1500 Delta and 1299/2685 Wye up to 1400/2800 Delta and 2425/4850 Wye
Secondary voltage
 480 V or 600 V
Basic Impulse Level (BIL)
 30 kV to 95 kV

Standards

ANSI/IEEE
 C57.12.00 and C57.12.36
CSA
 C88
NEMA (sound level)
 NEMA TR-1
Third-party approval/recognition
 FM Global (Indoor & Outdoor), UL/cUL – available for most ratings

Enclosure

Layout
 Compartmental type
Tamper resistance
 Three-point latching and padlock system with recessed penta-head bolt
Enclosure integrity
 Meets or exceeds ANSI/IEEE C.57.12.28 and C57.12.29
Material
 Mild or stainless steel (304L)
Enclosure environment
 Indoor and Outdoor
Insulating medium 
 Air
Hinge material
 Stainless steel cabinet hinges and mounting studs

Key features

Distribution transformer
 Three-phase substation
Install location
 Indoor and Outdoor
Power direction
 Step-up
Fluid
 Electrical-grade mineral insulating oil or Envirotemp FR3 fluid
Tap changer
 De-energized tap changers, externally operable (2) 
Terminations
 Sidewall-mounted high-voltage porcelain bushings
Sidewall-mounted low-voltage molded bushings with NEMA spades
Tank features
 Tank bases designed for skidding or rolling in any direction
Extra-heavy, welded-in-place lifting lugs (4)
Grounding
 Stainless steel grounding pads (3)
Cooling
 Cooling fins are welded directly to the tank
Removable radiators (optional)
Standard gauges
 Dial-type thermometer
Dial-type liquid level gauge
Pressure vacuum gauge
Cover-mounted automatic pressure relief device
Pressure test connection
Drain/fill valves
 1” upper fill plug with filter press connection
1” drain valve with sampler combination
Paint color
 Painted using ANSI #61 Light Gray; or special paint available per request
Nameplate
 Laser-scribed anodized aluminum nameplates (SS nameplate optional)
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Eaton’s mission is to improve the quality of life and the environment through the use of power management technologies and services. We provide sustainable solutions that help our customers effectively manage electrical, hydraulic and mechanical power – more safely, more efficiently and more reliably. Eaton’s 2019 revenues were $21.4 billion, and we sell products to customers in more than 175 countries. 
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