SolaHD EE81H75S - SolaHD, Ventilated Distribution Transformer, DOE 10 Cfr P431 - DOE 2016 Compliant, UL Listed E25872, 75 KVA, Primary Voltage 480 V, Secondary Voltage 480 V, 60 HZ, 3 Phase, Number Of Taps 7, Temperature Rating 150 Degrees C, Connection Delta-Wye, Winding Aluminium, Enclosure Nema Type 1
SolaHD

EE81H75S

UPC: 783472024384


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Specification Sheet

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Overview

The SolaHD EE81H75S is a 75 KVA, 3-phase ventilated distribution transformer designed for demanding industrial power distribution. This unit operates with a 480V primary and 480V secondary voltage rating, featuring a 60 Hz frequency. The transformer utilizes a Delta-Wye connection configuration, providing flexibility for voltage regulation. It is equipped with 7 taps to allow for precise adjustments to output voltage, accommodating varying load requirements. The internal windings are constructed from aluminum, offering excellent thermal conductivity and contributing to efficient operation. With a temperature rating of 150 degrees C, the EE81H75S is built to withstand elevated operating temperatures commonly found in industrial settings. The enclosure is NEMA Type 1, providing protection against solid foreign objects and dust. This transformer is DOE 10 CFR P431 and DOE 2016 compliant, ensuring energy efficiency and adherence to regulatory standards. It is also UL Listed under E25872, confirming its safety and quality. The ventilated design promotes effective heat dissipation, which is crucial for maintaining optimal operating temperatures and extending the transformer's service life. Applications include power distribution in factories, data centers, and commercial facilities where reliable and efficient power is essential. The SolaHD EE81H75S offers a durable and compliant solution for critical power infrastructure, helping to achieve higher uptime and reduce operating costs.
  • 75 KVA capacity for industrial power distribution
  • 480V primary and 480V secondary voltage ratings
  • 3-phase Delta-Wye connection with 7 taps for voltage regulation
  • Aluminum windings with a 150°C temperature rating
  • NEMA Type 1 enclosure for protection, DOE compliant, UL Listed E25872

Specifications

Connection Type
Delta-Wye
Frequency
60 Hz
Frequency Rating, Maximum
60 Hz
Frequency Rating, Minimum
60 Hz
KVA Rating
75 KVA;75 kVA
Material
aluminium
Mounting
Floor
NEMA Rating
Type 1
Number Of Phases
3
Poles
3 Phase
Primary Voltage
480D V
Secondary Voltage
480Y/277 V
Series
EE81H
Special Features
Enhanced Enclosure Design
Temperature Rating, Maximum
302 F
Temperature Rating, Maximum
150 C
Temperature Rating, Minimum
302 F
Temperature Rating, Minimum
150 C
Type of Transformer
DOE 10 CFR p431 - DOE 2016 Compliant
Voltage Rating
480 V
Package Dimensions (L x W x H)
31 IN x 32 IN x 39 IN
Package Dimensions (L x W x H)
78.74 cm x 81.28 cm x 99.06 cm
Package Weight (Imperial)
679.0000 L
Package Weight (Metric)
307.9944 kg
A - 15.0 kV bushing

015J0400AN

A - 15.0 kV bushing
O Plus C - 34.5 kV bushing

034Z3000AW

O Plus C - 34.5 kV bushing

Frequently Asked Questions about SolaHD

What certifications and standards do SolaHD products comply with?

SolaHD power supplies are UL 508 Listed for Industrial Control Equipment and comply with multiple international standards, including UL 60950, CUL/CSA-C22.2 No. 234-M90, and IECEx certifications. Our products meet EMC and Low Voltage Directives, with extensive hazardous location certifications including Class I Zone 2, ATEX, and IECEx, ensuring reliable performance in industrial environments.

What industries and applications are SolaHD products used for?

SolaHD products are used across a wide range of critical industrial applications, including factory automation, process control, machine control, material handling, building automation, and harsh environment installations. Key industries include manufacturing, process industries, semiconductor fabrication, packaging, conveying equipment, instrumentation, and environments requiring UL508 compliance such as water treatment facilities. The products are specifically designed for challenging industrial settings, with certifications for hazardous locations and extreme temperature ranges.

What technical support does SolaHD offer?

SolaHD offers comprehensive technical support through experienced sales representatives available worldwide. Our support includes expert consultation for selecting the right power quality solutions, with award-winning online tools to help customers make precise product selections. Technical support covers the entire range of our industrial power solutions, from service entrance protection to point-of-use equipment, ensuring customers can optimize their facility's power infrastructure.

What are the main product lines offered by SolaHD?

SolaHD offers a comprehensive range of industrial power quality solutions across five primary product lines: Power Supplies, Surge Protection Devices (SPDs), Transformers, Power Conditioning, and Uninterruptible Power Supplies (UPS). Key product series include SDN Power Supplies, STV/STFV Surge Protective Devices, Industrial Control Transformers, MCR Constant Voltage Conditioners, and SDU UPS systems designed for industrial automation, process control, and critical manufacturing environments.

What are the key features of SolaHD products?

SolaHD products offer comprehensive industrial power quality solutions that convert, clean, and maintain electric current throughout manufacturing facilities. Key features include noise and surge protection, voltage regulation, drive protection, and uninterruptible power supplies (UPS). Their product lines cover everything from service entrance to point-of-use, with compact DIN rail mountable options that provide flexible, space-saving power solutions for sensitive industrial equipment like PLCs, networks, and control systems.

What environmental ratings do SolaHD products have?

SolaHD products feature robust environmental ratings including NEMA Type 1, 2, 3, 4, 4X, 12, and 13 classifications, as well as IP66 protection. These ratings ensure comprehensive protection against dust, water, and corrosion in both indoor and outdoor environments, with operating temperatures ranging from -40°C to 130°C.

What accessories are available for SolaHD products?

SolaHD offers a comprehensive range of accessories across multiple product lines, including surge protective devices (SPD), tracking filters, power supplies, UPS systems, and DIN rail mountable components. Key accessories include the STV100K Surge Protective Device, STFV Plus Series Tracking Filters, SDN and SCP Series Power Supplies, SDU Series UPS, and various DIN rail filters and converters that can be integrated into industrial control panels and power systems.

How are SolaHD products typically installed?

SolaHD products are typically installed on DIN rail mounting systems in industrial control panels, with multiple installation options including panel/wall mounting brackets. Most products feature easy-to-wire screw terminations, making them suitable for critical industrial applications like factory automation, PLCs, robotics, and computer-based control systems. The products are designed for flexible installation across various industrial environments, with wide operating temperature ranges from -20°C to +50°C and compact, rugged industrial designs.