Hammond Power SG3A0300KB0CF - 600V Class Three Phase DOE2016 and NRCan 2019 Compliant Energy Efficient Distribution Transformer, 480D PV, 208Y/120 SV, 300 kVA, 3PH, Copper Wound
Hammond Power

SG3A0300KB0CF

UPC: 803423149116


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Overview

The Hammond Power SG3A0300KB0CF is a 300 kVA, three-phase, copper-wound distribution transformer designed for compliance with DOE2016 and NRCan 2019 energy efficiency standards. This transformer converts 480D primary voltage to a secondary output of 208Y/120V, making it ideal for commercial and industrial applications requiring reliable power distribution. The wye (Y) connection configuration ensures balanced load distribution and compatibility with standard electrical systems. Built with high-quality copper windings, the SG3A0300KB0CF delivers superior thermal performance and reduced energy losses compared to aluminum-wound alternatives. Operating at 60 Hz, this transformer is optimized for North American electrical grids, providing consistent and efficient power delivery. Its compact design and durable construction make it suitable for indoor installations in electrical rooms, data centers, or manufacturing facilities. Key applications include powering lighting systems, HVAC units, machinery, and other critical loads in commercial buildings, hospitals, and industrial plants. The transformer’s compliance with DOE2016 and NRCan 2019 ensures it meets stringent energy efficiency requirements, reducing operational costs and environmental impact. With a voltage rating of 208Y/120V and a three-phase configuration, it supports both single-phase and three-phase loads, offering flexibility in system design. Hammond Power, a trusted manufacturer in the electrical industry, guarantees reliable performance and long service life with this transformer. The SG3A0300KB0CF is engineered for high-demand environments where efficiency, durability, and compliance are paramount.
  • HPS general purpose distribution transformers are rated for 600 volts and below.
  • Meets North American Efficiency Standards: U.S. - DOE 10 CFR Part 431 (DOE 2016); Canada - SOR/2018-201, (NRCan 2019) & ON Reg. 404/12; Mexico - NMX-J-351-1-ANCE-2021
  • HPS also offers a line of low voltage Smart Transformers with integrated power monitoring for enhanced energy management and real-time performance insights.
  • Wye (Y) connection for balanced load distribution
  • Operating frequency: 60 Hz, suitable for North American grids

Specifications

Application
General purpose for supplying appliance, lighting, motorized machine and power loads from electrical distribution systems.
Cable Entry
Knock Outs
Connection Type
Wye (Y)
Cooling
Convection cooled
Enclosure
Contact HPS
Enclosure Color
ANSI 61 Grey, UL 50
Enclosure Type
Type 3R
Frequency
60 Hz
Frequency Rating
60 HZ
Height
72 in
Height
1828.8 mm
Height
Contact HPS in
Impedance
Typically 1.8% to 7.5%
Insulation Class
220°C
KVA Rating
300 KVA
Length
44 in
Length
1117.6 mm
Length
Contact HPS in
Material
Copper
Mounting
Floor Mount
Mounting Method
Floor
Mounting Type
Indoor
Number Of Phases
3
Number Of Taps
ST-20 compliant
Phase
3PH
Phase
3PH Delta-Wye-N
Poles
3PH
Primary Voltage
480 VAC
Primary Voltage
480D V
Secondary Voltage
208Y/120V
Series
SG3A
Size
300 kVA
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
300kVA
Type
Transformer > Distribution > DOE 2016 Energy Efficient > General Purpose > Three Phase
Voltage Rating
480D PV to 208Y/120 V
Voltage Rating
480D PV / 208Y/120 VAC
Wall Mounting
No
Warranty
10 year warranty
Width
54 in
Width
1371.6 mm
Width
Contact HPS
Winding
Copper
Package Dimensions (L x W x H)
34 IN x 37.5 IN x 52 IN
Package Dimensions (L x W x H)
864 mm x 953 mm x 1321 mm
Package Weight (Imperial)
2100.000 L
Package Weight (Metric)
953.000 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

Frequently Asked Questions

What are the key features of this transformer?

The transformer is part of the HPS Sentinel G line, which is an energy-efficient general purpose distribution transformer. It features a Type 3R enclosure, is DOE 2016 and NRCan 2019 compliant, and uses a 220°C insulation system with options for 80°C, 115°C, or 150°C temperature rise.

What is the standard warranty period?

Hammond Power Solutions offers a 10-year warranty on these transformers.

What mounting options are available?

The transformer offers floor mounting and optional wall/ceiling mounting. Integrated wall mounting brackets are standard for units up to 50kVA, with mounting kits available for larger sizes.

What electrical specifications does this transformer have?

The transformer operates at 60 Hz frequency, has a 10 kV Basic Impulse Level (BIL) rating, and is available in various primary and secondary voltage configurations.

What environmental benefits does this transformer offer?

The transformer is designed to be energy-efficient, potentially reducing energy consumption and lowering carbon emissions. Upgrading to this transformer can save equivalent environmental impacts like reducing coal burning or gasoline consumption.

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.