Hammond Power PH350MGJ - Machine Tool Rated Molded Industrial Control Transformer, 380/277/208 PV, 120x240 SV, 350VA
Hammond Power

PH350MGJ

UPC: 803423078560


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Overview

The Hammond Power PH350MGJ is a 350VA molded industrial control transformer designed for machine tool and control panel applications. This transformer accepts flexible primary voltages of 380V, 277V, or 208V, making it compatible with global industrial power systems. It delivers dual secondary outputs of 120V and 240V, providing versatility for various control circuits, relays, solenoids, and magnetic motor starters. The molded construction ensures protection against dust, moisture, and mechanical stress, critical for reliable operation in harsh environments. With a compact footprint measuring 4.50" (114.30mm) in width, 5.56" (141.23mm) in depth, and 5.18" (131.58mm) in height (including finger guard), the PH350MGJ fits standard control panel mounting configurations. It features mounting centers at 3.75" (95.25mm) on both axes and includes a finger guard for operator safety. The transformer weighs approximately 11 lbs (5.0 kg) and is manufactured in the US. Optional primary fuse kits (PFK7) are available for enhanced protection. With output amperage ratings of 2.92A (120V) and 1.46A (240V), this transformer handles high inrush currents typical of inductive loads while maintaining stable voltage regulation. Ideal for machine tools, automation systems, and industrial control panels requiring precise voltage conversion and robust performance.
  • 350VA rating with dual secondary outputs: 120V and 240V
  • Flexible primary voltage options: 380V, 277V, or 208V
  • Molded construction for protection against dust, moisture, and mechanical stress
  • Compact dimensions: 4.50" W x 5.56" D x 5.18" H (with finger guard)
  • Mounting centers at 3.75" (95.25mm) for standard panel integration

Specifications

Material
Molded
Series
HPS Imperator™
Voltage Rating
380/277/208V Pri, 120x240V Sec
Voltage Rating
380/277/208 V primary, 120/240 V secondary
Voltage Rating
380/277/208V primary, 120x240V secondary
Package Dimensions (L x W x H)
4.5 IN x 5.56 IN x 4.4 IN
Package Dimensions (L x W x H)
114.3 mm x 141.23 mm x 112.78 mm
Package Weight (Imperial)
11.000 L
Package Weight (Metric)
5.000 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

How to Install the HPS Imperator® Control Transformer

This guide provides step-by-step instructions for installing and wiring the HPS Imperator® Control Transformer, including the setup of optional accessories.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Fuse clips, Voltage links, Finger guard

  1. Mount the transformer

    Secure the transformer to the mounting surface using appropriately sized screws. Ensure the transformer is level and securely attached.

  2. Install fuse clips

    Remove the captive washer screw(s) from the terminal block, then install the fuse clips using the new terminal screws provided in the accessory kit.

  3. Connect voltage links

    Install the voltage links between the primary or secondary terminal bays as indicated in the assembly drawings provided with your transformer.

  4. Attach the finger guard

    If using a finger guard, install it according to the instructions provided in the accessory kit, ensuring it is securely fastened.

  5. Verify connections

    Use a multimeter to check all connections for continuity and ensure that all screws are torqued to between 12 to 14 inch-lbs.

Frequently Asked Questions about Hammond Power

What certifications and standards do Hammond Power products comply with?

Hammond Power products are certified to UL (Underwriters Laboratories) and CSA (Canadian Standards Association) standards in North America. Our products meet rigorous safety and performance requirements, with many items classified as UL Listed Products or Recognized Components. We also comply with international certifications including China Compulsory Certification (CCC), C-Tick for Australian EMC requirements, and ANCE for Mexico.

What is Hammond Power's warranty policy?

Hammond Power provides a standard one-year warranty on all products, covering defects in workmanship and materials. Products will be repaired or replaced free of charge if found defective upon factory inspection. The warranty does not cover damage from improper handling, incorrect application, or faulty installation.

What industries and applications are Hammond Power products used for?

Hammond Power products are engineered for critical industrial and commercial applications across multiple sectors, including petrochemical, mining, construction, renewable energy, e-mobility, power storage, and microgrids. Their comprehensive product range of dry-type transformers, power quality solutions, and magnetic components enables electrical distribution and electrification in diverse industrial environments worldwide.

What are the main product lines offered by Hammond Power?

Hammond Power Solutions offers a comprehensive range of dry-type and liquid-filled transformers for industrial and commercial applications. Their primary product lines include power transformers for renewable energy, e-mobility, data centers, microgrids, and industrial settings. The company provides both standard and custom-designed transformer solutions that are critical to electrical distribution networks across multiple industries.

What are the key features of Hammond Power products?

Hammond Power products feature advanced dry-type and liquid-filled transformers engineered for diverse industrial applications, with capabilities spanning renewable energy, e-mobility, data centers, microgrids, and industrial/commercial sectors. Key features include high-performance electrical steel laminations, windings available in copper or aluminum, advanced insulation systems (VPI or Cast Resin), Basic Impulse Level ranges from 10 kV to 250 kV, and custom design capabilities with over 3,000 unique transformer designs engineered annually.

What environmental ratings do Hammond Power products have?

Hammond Power offers industrial enclosures with comprehensive environmental ratings, including UL/cUL 508A ratings of Type 1, 2, 3, 4, 4X, 12, and 13. Their products meet IEC 60529 IP66 standards, providing robust protection against dust, water ingress, and harsh environmental conditions. Specific ratings vary by product series, with options ranging from indoor Type 1 enclosures to outdoor-rated Type 4X enclosures suitable for challenging industrial environments.

What technical support does Hammond Power offer?

Hammond Power Solutions provides comprehensive technical support through multiple channels. Customers can access technical resources via phone support in Canada, the United States, Mexico, and internationally, with toll-free numbers and regional contact points. Their technical team offers personalized assistance for custom design inquiries, helping customers find standard transformer and power solutions or develop specialized electrical products for various industrial applications.

What communication protocols do Hammond Power products support?

Hammond Power products support multiple industrial communication protocols, including Modbus RTU, PROFIBUS DP, PROFINET, EtherNet/IP, and CANopen. These protocols enable flexible connectivity across industrial automation platforms, supporting various network topologies and high-speed data transmission for comprehensive industrial control and monitoring applications.

What accessories are available for Hammond Power products?

Hammond Power offers a comprehensive range of accessories for industrial electrical components, including HME Series handles with key locking and padlocking options, door stop kits, light kit mounting brackets, and standard hardware like mounting screws and washers. These accessories are designed to enhance functionality and installation flexibility across their product lines.

How are Hammond Power products typically installed?

Hammond Power transformers are typically chassis-mounted using precise mounting hole centers and dimensions specific to each product series. Installation involves selecting the appropriate primary voltage configuration, securing the transformer to a mounting surface using the specified mounting holes, and connecting terminals according to the product's schematic. Most Hammond Power transformers feature multiple terminal options like solder or quick-connect terminals, allowing flexible and straightforward installation in industrial control and power distribution applications.