SolaHD K4E2H225S - SolaHD, Ventilated Distribution Transformer, DOE 10 Cfr P431 - DOE 2016 Compliant, UL Listed E25872, 225 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

K4E2H225S

UPC: 783472149476


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Specification Sheet

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Overview

The SolaHD K4E2H225S is a high‑performance, ventilated distribution transformer designed for demanding industrial power distribution needs. Rated at 225 KVA, it provides a robust 480 V primary voltage and a 208 V secondary voltage, supporting 3‑phase 60 Hz applications with a delta‑wye connection topology. Constructed with aluminium windings, the transformer offers excellent thermal conductivity and reduced weight, while the NEMA‑1 enclosure protects against dust and light moisture, making it suitable for a wide range of environments. UL E25872 compliance ensures safety and reliability for commercial and industrial installations. With seven internal taps, operators can adjust output voltage to match varying load requirements, enhancing system flexibility. The transformer’s temperature rating of 150 °C and efficient cooling design allow it to operate reliably under high ambient temperatures. SolaHD’s commitment to quality and performance is evident in every unit, making the K4E2H225S a dependable choice for power distribution, substations, and critical industrial applications where reliability, efficiency, and safety are paramount.
  • 225 KVA rated capacity
  • 480 V primary / 208 V secondary voltage
  • Aluminium windings for efficient heat dissipation
  • UL E25872 listed and NEMA‑1 enclosure
  • 7‑tap adjustable output for voltage flexibility

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
Connection Type
Delta-Wye
Cooling
AA
Efficiency
98.95 Percent
Enclosure
NEMA TYPE 1
Frequency
60 Hz
Frequency Rating
60 HZ
Frequency Rating, Maximum
60 Hz
Frequency Rating, Minimum
60 Hz
Height
46 IN
Insulation Class
220 DEG C
K Factor
4
KVA Rating
225 KVA
Length
36 IN
Material
aluminium
Mounting
FLOOR
NEMA Rating
Type 1
Number Of Phases
3
Number Of Taps
7
Poles
3 Phase
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
Voltage Rating
480 V / 208 V
Width
24 IN
Winding
ALUMINIUM
Package Dimensions (L x W x H)
40 IN x 40 IN x 57 IN
Package Dimensions (L x W x H)
101.6 cm x 101.6 cm x 144.78 cm
Package Weight (Imperial)
1368.000 L
Package Weight (Metric)
620.525 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 K4E2H225S transformer's K-Factor rating?

The K4E2H225S transformer has a K-4 rating, indicating its ability to handle harmonic content from specific non-linear loads.

What are the primary and secondary voltages for K4E2H225S?

The K4E2H225S transformer has a 480 Δ Primary and a 208Y/120 Secondary voltage.

What is the kVA rating of the K4E2H225S model?

The K4E2H225S model has a kVA rating of 225.

What are the dimensions of the K4E2H225S transformer?

The K4E2H225S transformer measures 46 in in height, 36 in in width, and 24 in in depth.

What is the shipping weight for the K4E2H225S?

The approximate shipping weight for the K4E2H225S transformer is 1368 lbs (621 kg).

What is the purpose of SolaHD K-Factor transformers?

SolaHD K-Factor transformers are designed to reduce the heating effects of harmonic currents created by non-linear loads. They withstand harmonic content within temperature limits.

What UL ratings do SolaHD K-Factor transformers have?

SolaHD K-Factor transformers have UL ratings of K-4, K-13, and K-20. They are UL 1561 Listed up to K-20 rated protection.

What is the rated temperature rise and insulation for these transformers?

These transformers have a rated temperature rise of 150°C and use 220°C insulation.

Are weather shields available for K4E2H225S?

Yes, a Type 3R Weather Shield (WS-11) is available for the K4E2H225S, but it must be ordered separately.

Are SolaHD K-Factor transformers energy efficient?

Yes, SolaHD K-Factor transformers are Energy Efficient Compliant to DOE 2016.

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.