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Overview
- General purpose distribution transformer for appliance, lighting, heating, and motor loads
- Supports standard distribution voltages for commercial and light industrial applications
- Ventilated type, convection air-cooled construction
- Ideal for panelboards, switchgear, and control systems
- Built to UL and CSA safety standards for North American compliance.
Specifications
Application | Solar Duty |
Cable Entry | Knock Outs |
Cooling | Convection cooled |
Enclosure | DH3-N3R - Indoor or Outdoor |
Enclosure Color | ANSI 61 Grey, UL 50 |
Enclosure Type | Type 3R |
Frequency | 60 Hz |
Frequency Rating | 60 HZ |
Height | 52 in |
Height | 1320.8 mm |
Height | 36 in |
Impedance | Typically 1.8% to 7.5% |
Insulation Class | 220°C |
KVA Rating | 112.5 KVA |
Length | 27 IN |
Length | 34 in |
Length | 863.6 mm |
Mounting | Floor (Opt. Wall/Ceiling Mount) |
Mounting Method | Floor |
Number Of Phases | 3 |
Number Of Taps | ST-20 compliant |
Phase | A - 3PH Delta-Wye-N |
Phase | 3PH |
Primary Voltage | 240D V |
Primary Voltage | 240 V |
Secondary Voltage | 480Y/277V |
Sound Level dBA | Meets NEMA ST-20 standards |
Special Features | Meets current DOE 10 CFR part 431 (2016) and C802.2 efficiencies in an outdoor type enclosure. Smaller kVA sizes have standard input and/or output lugs, knockouts, and wall mounting brackets to save installation costs. |
Standard | CSA, UL |
Temperature Rating | Typical 30 Average/ 40 Maximum Deg C |
Temperature Rise | 150°C |
Termination | Mechanical Lugs |
Transformer Rating | 3PH |
Type | Transformer > Distribution > DOE 2016 Energy Efficient > General Purpose > Three Phase |
Wall Mounting | No |
Warranty | 10 year warranty |
Width | 28.3 IN |
Width | 37.5 in |
Width | 952.5 mm |
Winding | A - Aluminum |
Winding | Aluminum |
Package Dimensions (L x W x H) | 27 IN x 28.25 IN x 36 IN |
Package Dimensions (L x W x H) | 686 mm x 718 mm x 915 mm |
Package Weight (Imperial) | 705.000 L |
Package Weight (Metric) | 320.000 kg |
Frequently Asked Questions
What types of loads can this transformer supply?
This transformer is designed for supplying appliance, lighting, heating, and motorized machine loads from electrical distribution systems.
What are the primary and secondary voltage ratings?
The primary voltage options include 208V, 240V, 277V, 416V, 480V, and 600V. The secondary voltage is 120/240V.
What is the system frequency for this transformer?
The system frequency for this transformer is 60 Hertz.
Does this transformer meet North American electrical codes?
Yes, the unit is built to UL and CSA safety standards, ensuring compliance with North American electrical codes.
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.