SolaHD K20E2H300S - SolaHD, Ventilated Distribution Transformer, DOE 10 Cfr P431 - DOE 2016 Compliant, UL Listed E25872, 300 KVA, Primary Voltage 480 V, Secondary Voltage 208 V, 60 HZ, 3 Phase, Number Of Taps 7, Temperature Rating 150 Degrees C, Connection Delta-Wye, Winding Aluminium, Enclosure Nema Type 1
SolaHD

K20E2H300S

UPC: 783472149407


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Specification Sheet

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Overview

The SolaHD K20E2H300S is a high‑performance, 300 KVA, 3‑phase ventilated distribution transformer designed for demanding industrial applications. With a primary voltage of 480 VAC and a secondary of 208 VAC, it delivers reliable power conversion while maintaining a compact footprint. The aluminium‑wound core provides excellent thermal conductivity and long life, and the 7‑tap secondary allows precise voltage regulation across multiple circuits. Certified to UL E25872 and compliant with DOE 10 Cfr P431 and DOE 2016 standards, this transformer meets stringent safety and efficiency requirements. Its NEMA‑Type 1 enclosure ensures protection against environmental hazards, making it suitable for outdoor or harsh industrial settings. The delta‑wye connection configuration offers balanced load distribution and reduced harmonic distortion, enhancing overall system stability. Ideal for data centers, manufacturing plants, and utility substations, the SolaHD K20E2H300S combines durability, efficiency, and regulatory compliance to meet the highest standards of power distribution.
  • 300 KVA capacity with 480 VAC primary and 208 VAC secondary voltage
  • Aluminium‑wound core for superior thermal performance and longevity
  • 7‑tap secondary for precise voltage regulation across multiple circuits
  • NEMA‑Type 1 enclosure and UL E25872 certification for robust environmental protection
  • Delta‑wye connection offering balanced load distribution and reduced harmonics

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
Cooling
AA
Efficiency
99.02 Percent
Enclosure
NEMA TYPE 1
Frequency Rating
60 HZ
Frequency Rating, Maximum
60 Hz
Frequency Rating, Minimum
60 Hz
Height
65 IN
Insulation Class
220 DEG C
K Factor
20
KVA Rating
300 KVA
Length
45 IN
Mounting
FLOOR
Number Of Phases
3
Number Of Taps
7
Primary Voltage
0.48 kV
Secondary Voltage
0.208 kV
Special Features
DOE 10 CFR p431 - DOE 2016 Compliant
Standard
UL Listed E25872
Temperature Rating
150 Degrees C
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
35 IN
Winding
ALUMINIUM
Package Dimensions (L x W x H)
48 IN x 45 IN x 76 IN
Package Dimensions (L x W x H)
121.92 cm x 114.3 cm x 193.04 cm
Package Weight (Imperial)
2457.000 L
Package Weight (Metric)
1114.495 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 is the K-Factor rating of the K20E2H300S?

The K20E2H300S transformer has a K-20 rating. This indicates its ability to withstand harmonic content within the temperature limits of its insulating system.

What are the primary and secondary voltages for K20E2H300S?

The K20E2H300S transformer has a 480 Delta primary voltage and a 208Y/120 secondary voltage. It operates at 60 Hz.

What is the kVA rating for the K20E2H300S?

The K20E2H300S transformer has a 300 kVA rating.

What are the dimensions of the K20E2H300S transformer?

The K20E2H300S transformer has a height of 65 in, a width of 45 in, and a depth of 35 in.

What is the shipping weight of the K20E2H300S?

The approximate shipping weight for the K20E2H300S transformer is 2457 lbs.

What is the primary amperage for K20E2H300S?

The primary amperage for the K20E2H300S transformer is 361 Amps.

What is the secondary amperage for K20E2H300S?

The secondary amperage for the K20E2H300S transformer is 834 Amps.

Can a weather shield be added to the K20E2H300S?

Yes, a Type 3R Weather Shield (WS-12) can be ordered separately for the K20E2H300S transformer.

What is the design style of the K20E2H300S transformer?

The K20E2H300S transformer has a Design Style 1, which is a Ventilated design.

What is the insulation temperature rating of this transformer?

The transformer has a rated temperature rise of 150°C and a 220°C insulation system.

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.