SolaHD ET79H45S - Features:Wall Mounting Bracket, Primary Amperage 18.1A, Secondary Amperage 22.8A, 220 DEG C Insulation System, Standard:UL, KVA Rating:45KVA, Primary Voltage:480V AC, Secondary Voltage:380Y/220V AC, Frequency Rating: 60 HZ
SolaHD

ET79H45S

UPC: 783472003877


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Specification Sheet

Contact for Pricing

Overview

The SolaHD ET79H45S is a robust 45KVA isolation transformer designed for demanding industrial power distribution. This unit features a primary voltage of 480V AC and a secondary voltage of 380Y/220V AC, with a primary amperage rating of 18.1A and a secondary amperage rating of 22.8A. Its integrated wall mounting bracket facilitates efficient installation in confined spaces, reducing the need for additional mounting hardware and simplifying integration into existing electrical infrastructure. The transformer is equipped with a 220°C insulation system, providing superior thermal protection and ensuring reliable operation under heavy loads and elevated temperatures. Certified to UL standards, the ET79H45S meets stringent safety and performance requirements for industrial applications. Operating at a frequency rating of 60 Hz, it is compatible with standard industrial power grids. This transformer is an ideal choice for motor control centers, switchgear, and distribution panels where reliable voltage transformation and space-saving mounting are critical. SolaHD's commitment to quality engineering ensures durable performance and low maintenance, contributing to the efficiency and continuity of industrial processes.
  • 45KVA transformer capacity
  • Primary Voltage: 480V AC
  • Secondary Voltage: 380Y/220V AC
  • Primary Amperage: 18.1A
  • Secondary Amperage: 22.8A
  • 220°C Insulation System
  • UL Certified
  • Includes Wall Mounting Bracket
  • 60 Hz Frequency Rating

Specifications

Application
Any situation where the available voltage must be changed to accommodate the voltage required by the specific electrical circuit or connected equipment.
Brand Name
SolaHD
Enclosure
NEMA 3R with optional weather shield (WS-14)
Frequency Rating
60 HZ
Frequency Rating, Maximum
60 Hz
Frequency Rating, Minimum
60 Hz
Height
28 in
Height
711.2 mm
Insulation Class
220 DEG C
KVA Rating
30 KVA
Length
16 IN
Mounting
Wall
Mounting
Wall Mounting Brackets Available
Number Of Phases
3
Number Of Taps
2
Primary Voltage
480 VAC
Secondary Voltage
380Y/220 VAC
Special Features
Primary Amperage 36.1A, Secondary Amperage 45.6A, Stainless Steel Material, 220 DEG C Insulation System
Standard
UL Listed E25872
Temperature Rating
150 DEG C Rise
Temperature Rating, Maximum
302 F
Temperature Rating, Maximum
150 C
Temperature Rating, Minimum
302 F
Temperature Rating, Minimum
150 C
Type
Ventilated Distribution Transformer
Type of Transformer
Ventilated Distribution Transformer
Width
23 IN
Winding
Copper
Package Dimensions (L x W x H)
16.5 IN x 23.5 IN x 28 IN
Package Dimensions (L x W x H)
41.91 cm x 59.69 cm x 71.12 cm
Package Weight (Imperial)
395.000 L
Package Weight (Metric)
179.172 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

What are the dimensions of the ES5H25S?

The dimensions are 28.00 in (711.2 mm) height, 16.00 in (406.4 mm) width, and 16.00 in (406.4 mm) depth.

What is the shipping weight of the ES5H25S?

The approximate shipping weight is 250 lbs (113.40 kg).

Are weather shields included with the ES5H25S?

Weather shields must be ordered separately.

What is the voltage range for ES5H25S?

The ES5H25S operates on 240/480 Volt primary and 120/240 Volt secondary.

What type of enclosure does the ES5H25S have?

The ES5H25S has a UL Listed/NEMA Type 3R ventilated outdoor enclosure.

What safety certifications does the ES5H25S have?

The ES5H25S is UL Listed and complies with NEMA TP-1 Standards.

What is the maximum temperature rise under full load?

The maximum temperature rise under full load is 150°C.

What is the warranty period for the ES5H25S?

The ES5H25S comes with a 10-year limited warranty.

What is the primary and secondary amp rating?

The primary amp rating is 90.3 A at 240 V, and the secondary amp rating is 208 A.

What is the insulation system rating?

The insulation system is rated UL Class 220°C.

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.