Authorized REX Power Magnetics Distributor
REX Power Magnetics SC7H1-K1/E4X/EP/X - NEMA 4X, 316 STAINLESS STEEL, SINGLE PHASE, ENCLOSED TRANSFORMER
REX Power Magnetics

SC7H1-K1/E4X/EP/X

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Overview

The REX Power Magnetics SC7H1-K1/E4X/EP/X is a single-phase enclosed transformer constructed from durable 316 stainless steel, offering robust protection with a NEMA 4X rating. This design ensures superior resistance to corrosion, moisture, and dust, making it ideal for harsh industrial environments, including outdoor or corrosive applications. The transformer is CSA Certified and UL Listed, providing assurance of quality and safety. Its enclosed, non-ventilated Type 4 enclosure is built with a combination of 12, 14, & 16 gauge steel panels, or other specified gauges, including Stainless Steel 304 and 316L. The standard finish is ASA 61 Gray Powder Coat, with bare stainless and special finishes available. While not tested for seismic activity, its fully encapsulated construction makes it well-suited for environments with vibration. REX Power Magnetics specializes in custom dry-type transformers for harsh industrial settings, with this model fitting into their broader product line of distribution and isolation transformers. This unit is designed for dependable power conversion and distribution in critical industrial systems.
  • NEMA 4X rated for superior environmental protection
  • Constructed from corrosion-resistant 316 stainless steel
  • Single-phase, enclosed, non-ventilated design
  • CSA Certified and UL Listed for safety and reliability
  • Ideal for outdoor, corrosive, and dusty industrial applications
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 about REX Power Magnetics

What is REX Power Magnetics's warranty policy?

REX Power Magnetics provides a standard one-year warranty covering defects in material and workmanship. If a defect is discovered within one year of shipment, REX will replace or repair the defective part at their discretion, provided that: (1) the company is notified in writing immediately, (2) the product is shipped prepaid to REX without delay, and (3) the product has not been misused, altered, neglected, improperly installed, or damaged.

What are the main product lines offered by REX Power Magnetics?

REX Power Magnetics offers a comprehensive range of power magnetic products including Power Transformers (up to 15 MVA at 46,000V), Specialty Transformers, Distribution Transformers, Control & Machine Tool Transformers, Reactors, Autotransformers, Custom Enclosures, and Switchgear Components. Their product lines cover diverse industrial applications such as traction power, rectifier systems, crane duty, hazardous location environments, and specialized voltage requirements.

What certifications and standards do REX Power Magnetics products comply with?

REX Power Magnetics products are comprehensively certified, including CSA certification, UL listing, and ISO 9001:2015 registration. Our transformers and power magnetic products meet multiple international standards, with certifications covering Class I, Division 2 hazardous locations (Groups A, B, C, D), and we also offer CE marking and IECEx Zone 2 certification for select product lines.

What industries and applications are REX Power Magnetics products used for?

REX Power Magnetics products serve multiple critical industries and applications, including electrical control systems, industrial automation, motor control, power distribution, and hazardous location environments. Their transformers and reactors are specifically designed for machine lights, small motors, solenoids, indicator lights, SCR drives, inverters, and electronic speed drive applications. Key industries include manufacturing, process control, electrical infrastructure, marine, and industrial equipment manufacturing, with products ranging from 25 VA control transformers to 15 MVA power transformers capable of handling voltages up to 46 kV.

What technical support does REX Power Magnetics offer?

REX Power Magnetics offers comprehensive technical support through multiple channels. Their customer service facility provides engineering specifications, selection and efficiency calculation tools, and detailed product documentation. Customers can access support via phone (905-695-8844 or toll-free 1-800-387-2840), email ([email protected]), and their website, which offers downloadable product catalogs, brochures, and technical resources.

What are the key features of REX Power Magnetics products?

REX Power Magnetics products feature industry-leading technology with vertically integrated design, manufacturing, and testing capabilities. Key features include UL and CSA certifications, custom transformer solutions ranging from 25 VA to 15 MVA, and specialized products like line reactors, motor guarding transient filters, and transformers for hazardous locations. Their product line offers high performance, reliability, and versatility across power transformers, control transformers, reactors, and custom enclosures.

What environmental ratings do REX Power Magnetics products have?

REX Power Magnetics offers multiple environmental ratings across their product lines, including NEMA and IEC standards. Their enclosures range from Type 1 (indoor dust protection) to Type 4 (water-tight and dust-tight), with specific ratings like IP65 and IP66 for non-hazardous and Class I, Division 2 applications. They also provide specialized enclosures for outdoor use, with CSA certification and UL listing for various hazardous location environments.

What accessories are available for REX Power Magnetics products?

REX Power Magnetics offers a comprehensive range of accessories for their transformers and power magnetic products, including custom enclosures (NEMA -1, -2, -3R, -4, -4x, -12), specialized mounting options like DIN rail mountable units, anti-vibration pads, custom lugs, and various shielding and temperature rating options. Additional accessories include surge arresters, switchgear components, low and high voltage standoffs, and custom nameplate markings.

What communication protocols do REX Power Magnetics products support?

REX Power Magnetics communication modules support multiple industrial protocols, including Modbus RTU, Modbus TCP/IP, PROFIBUS, PROFINET, DeviceNet, EtherNet/IP, and IEC 61850. These protocols enable flexible connectivity across industrial automation platforms, supporting various network topologies and high-speed data transmission.

How are REX Power Magnetics products typically installed?

REX Power Magnetics transformers and power centers are typically wall-mountable and pre-wired for easy installation. Most products feature compact configurations with integrated circuit breaker protection, allowing for simple hook-up in industrial electrical panels. Installation typically involves mounting the unit in a suitable NEMA-rated enclosure (such as NEMA 1, 4, or 12), connecting primary and secondary power circuits, and ensuring proper grounding.