Industrial Transformers

HPS power transformers incorporate modern design and production capabilities to provide cost effective and energy efficient designs for almost any application. Various liquids are available including environmentally friendly options offering higher flash points.

Features include

• Ratings up to SOMVA (ONAN), 138kV Class
• On~l0ad tap changers available
• Ability to design to specific customer specifications

HPS designs and manufactures the following transformer types

• Power Transformers (up to l38kV), SOMVA ONAN
• Distribution Transformers - Various applications up to 35kV
• Unitized and Compact Substations
• Energy Efficient Transformers

Speciaity Transformers

• Arc Furnace Transformers
• 6/12/24 Pulse Furnace Transformers
• Converter Duty Transformers
• Induction Transformers
• Rectifier Transformers
• Multipulse Transformers for drive applications
• Multi-Winding Solar Transformers
• Generator Transformers
• Transformers for Renewable Energy

Example Applications Include

• Marine
• Industrial
• Solar
• Commercial
• Oil & Gas
• Mining
• Wind
• Data Center

Converter transformers are used in industries such as cement and steel plants, and other Itlated applications. Converter transformers are designed and manufactured to meet specific application needs.

Standard features include

• Galvanic barrier between the AC & DC system to prevent the DC from potentially entering the AC system.
• Extended Delta/Phase shifting option
• Total harmonic distortion

HPS distribution transformers are available for both indoor and outdoor applications. They are typically used for voltage conversion from 35kV and below. Various designs are available including corrugated tank.

Standard features include

• Ratings up to l0MVA, 35kV class
• Various liquids available including mineral oil, ester fluids, etc.
• Specialized designs available including on»load tap changers
• Various tank design options: conservator, sealed tank, free breathing, and corrugated

HPS offers both cast resin and VPI transformers utilizing the best insulating materials resulting in designs suitable for almost any application in the world. With the increasing trend toward safer transformer designs, HPS bring many years of experience in diy technology to meet these demands in safety and reliability.

Standard features include

• Cast resin ratings up to lOMVA and VPI rating up to 6MVA
• Insulation systems up to 220°C
• Energy efficient designs
• Various enclosure options available according to IEC or IEEE standards
• On—|oad tap changers available

Furnace transformers are widely utilized where there are high current requirements such as in the steel and cement industries. They require high current levels that must also be variable due to the frequent short-circuits. These transformers must be designed to resist the high levels of electrical, thermal, and mechanical stresses to which they are subject to during utilization. They are highly regarded for their high level of quality and reliability for many demanding applications.

Various types of furnace transformers are available such as Arc Furnace, Submerged Arc Furnace, Ladle Furnace and Induction Furnace.

Standard features include

• Low voltage current ratings up to 40kA
• Primary voltage rating up to 66kV
• Various cooling methods available: ONAN, ONAF, OFWF
• Designed to withstand harsh environments

Multi-Pulse transformers are designed specifically for inherent harmonics, voltage distortion and other unique characteristics associated with drive systems. They provide required supply Voltage with the desired phase angle between secondary voltages for VFD systems/converters Oil filled and dry—type options are available‘

Standard features include

• Designed to specific system requirements
• Voltage up to 25kV
• Up to 48 pulse designs
• 220°C insulation system
• Comply with IEC 60076-11; IEC 61378; IEE C 57, 18, 10, IEEE C57,110

HPS designs and manufactures the following transformer types

• Power Transformers (up to l38kV), SOMVA ONAN
• Distribution Transformers - Various applications up to 35kV
• Unitized and Compact Substations
• Energy Efficient Transformers

Speciaity Transformers

• Arc Furnace Transformers
• 6/12/24 Pulse Furnace Transformers
• Converter Duty Transformers
• Induction Transformers
• Rectifier Transformers
• Multipulse Transformers for drive applications
• Multi-Winding Solar Transformers
• Generator Transformers
• Transformers for Renewable Energy

Example Applications Include

• Utilities
• Industrial
• Wind
• Commercial
• Solar
• Mining
• Oil & Gas
• Hydro

Padmount transformers are totally enclosed with tamperproof assemblies, making it suitable for operation in public areas while providing a complete system including HV fusing protection and switching capabilities. Various options are available on the L\/ side including a main breaker and feeders. Everything is housed in a tamperproof enclosure in accordance with IEEE standards.

Options include

• HV Bushing: Dead front bushings - busing wells, inserts (single or feedthroughs) and radial & loop feed designs
• LV Bushing: Epoxy bushing or porcelain
• Load break switches (under oil)
• Over current/over voltage protection option

Regulating transformers are available using both liquid filled and dry-type technology to regulate the outgoing voltage on the system. With requirements becoming increasingly demanding for constant voltage supply, these transformers incorporate reliable on—|oad tap changers designed to provide a constant output voltage from a variable input voltage. Designs allow for low impedance values while maintaining a high degree of reliability.

Standard features include

• Excellent regulation
• Higher efficiency compared to conventional transformers
• Three phase

HPS designs and manufactures the following transformer types

• Power Transformers (up to l38kV), SOMVA ONAN
• Distribution Transformers - Various applications up to 35kV
• Unitized and Compact Substations
• Energy Efficient Transformers

Speciaity Transformers

• Arc Furnace Transformers
• 6/12/24 Pulse Furnace Transformers
• Converter Duty Transformers
• Induction Transformers
• Rectifier Transformers
• Multipulse Transformers for drive applications
• Multi-Winding Solar Transformers
• Generator Transformers
• Transformers for Renewable Energy