SolaHD DT651H275S - Drive Isolation Transformer, 275 kVA, Drive Horse Power 250, 460 Delta Primary, 460Y/266 Secondary, 60 HZ , cULus Listed: E7014, UL 506, CSA C22.2No.66, UL Listed E25872, UL1561
SolaHD

DT651H275S

UPC: 783472542451


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Specification Sheet

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Overview

The SolaHD DT651H275S Drive Isolation Transformer delivers robust, reliable power conditioning for high‑horsepower industrial motor drives. With a 275 kVA rating and a 460 V primary voltage, it efficiently isolates the drive from the main power source while maintaining optimal performance. The 460 Delta primary and 460Y/266 secondary winding configuration provide a balanced and efficient voltage transformation, ideal for 60 Hz applications. UL‑listed for safety and compliance (E7014, UL 506, CSA C22.2No.66, UL E25872, UL 1561), this transformer meets stringent industrial standards. SolaHD’s engineering ensures low loss, high efficiency, and minimal electromagnetic interference, extending motor life and reducing maintenance costs. Whether used in conveyor systems, pumps, or large industrial motors, the DT651H275S offers dependable isolation, precise voltage regulation, and long‑term durability. Its compact design and robust construction make it suitable for a wide range of industrial environments, providing peace of mind and operational continuity.
  • 275 kVA capacity with 460 V primary voltage
  • 460 Delta primary / 460Y/266 secondary winding configuration
  • 60 Hz frequency operation, UL‑listed safety certifications
  • Low loss, high efficiency, minimal electromagnetic interference
  • Compact, durable design for diverse industrial motor applications

Specifications

Frequency
60 Hz
Series
DT651H
Voltage Rating
460 V
Package Dimensions (L x W x H)
42 IN x 42 IN x 52 IN
Package Dimensions (L x W x H)
106.68 cm x 106.68 cm x 132.08 cm
Package Weight (Imperial)
1423.000 L
Package Weight (Metric)
645.473 kg
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Frequently Asked Questions

What are the kVA and horsepower ratings for DT651H275S?

The DT651H275S model has a 275 kVA rating and is suitable for 250 horsepower drive applications.

What are the primary and secondary voltages for DT651H275S?

The DT651H275S operates with a 460 Delta primary and a 460Y/266 Volt secondary at 60 Hz.

What are the dimensions of the DT651H275S transformer?

The DT651H275S has a height of 46.00 inches, a width of 36.00 inches, and a depth of 24.00 inches.

What is the approximate shipping weight of the DT651H275S?

The approximate shipping weight for the DT651H275S transformer is 1415.0 lbs (642.00 kg).

Is a weather shield required for NEMA 3R rating?

Yes, an optional weather shield (WS-11 for this model) is required to achieve a NEMA Type 3R enclosure rating. Weather shields are ordered separately.

What certifications does this transformer hold?

The transformer is UL Listed (E77014, UL 506; E25872, UL 1561) and CSA C22.2 No. 66 compliant.

What is the operating frequency of this transformer?

The transformer operates at 60 Hz.

How can I contact technical support for questions?

You can contact Technical Services at (800) 377-4384 for any questions.

What is the main purpose of this SolaHD transformer?

This transformer is designed to magnetically isolate the incoming line from SCR variable speed motor drives and provide a voltage change to match the drive's requirements.

What type of enclosure does this transformer have?

The DT651H275S is a Style 1 ventilated design and can achieve a NEMA Type 3R rating with an optional weather shield.

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.