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Hammond Power SK3A0500KK2S - 600V Class Three Phase DOE2016 and NRCan 2019 Compliant Energy Efficient Distribution Transformer, 480D PV, 480Y/277 SV, 500 kVA, Three Phase, Aluminum Wound, Shielded
Hammond Power

SK3A0500KK2S

UPC: 803423131463

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Overview

The Hammond Power SK3A0500KK2S is a 500 kVA, 600V class, three-phase distribution transformer engineered for energy efficiency, meeting stringent DOE2016 and NRCan 2019 standards. This unit features an aluminum wound design and a shielded construction, crucial for mitigating harmonic distortion and ensuring superior power quality in demanding applications. Its primary winding is configured at 480D (PV) and the secondary at 480Y/277 (SV), making it suitable for commercial and industrial power distribution systems, particularly those with non-linear loads. Compliance with current energy efficiency regulations translates directly to reduced operational costs and a lower environmental footprint. Manufactured in the US, the SK3A0500KK2S offers durability and reliable performance for sectors including data centers, manufacturing facilities, and renewable energy installations. Its robust design and efficient operation provide a cost-effective solution for modern power distribution challenges, minimizing maintenance requirements and maximizing uptime. The UNSPSC code for this transformer is 39121001.
  • 500 kVA, 600V Class, Three-Phase Distribution Transformer
  • DOE2016 and NRCan 2019 Energy Efficiency Compliant
  • Primary: 480D PV, Secondary: 480Y/277 SV
  • Aluminum Wound for Enhanced Efficiency and Durability
  • Shielded Design for Reduced Harmonic Distortion

Specifications

Application
Addresses the overheating problems due to harmonics associated with non-linear loads where drives, personal computers, telecommunications equipment, broadcasting equipment and other similar power electronics are found in high concentrations.
Cable Entry
Side knock-outs standard on all units
Connection Type
480D PV / 480Y/277 SV
Connection Type
D (Delta) / Y (Wye)
Cooling
Convection cooled
Depth
23.7501 IN
Enclosure
Contact HPS
Enclosure Color
ANSI 61 Grey
Enclosure Type
3R
Frequency
60 Hz
Frequency Rating
60 HZ
Height
Contact HPS in
KVA Rating
500 KVA
Length
Contact HPS in
Material
Aluminum
Mounting
Floor Mount
Mounting Method
Floor
Mounting Type
Shielded
Number Of Phases
3
Number Of Taps
ST-20 compliant
Phase
3PH Delta-Wye-N
Poles
3-Phase
Poles
3P
Poles
3
Poles
3 Phase
Primary Voltage
480D V
Secondary Voltage
480Y/277V
Series
SK3A
Size
500 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
Transformer Rating
500kVA
Type
Transformer > Distribution > DOE 2016 Energy Efficient > K Factor > Three Phase
Voltage Rating
480D PV / 480Y/277 SV
Voltage Rating
480D PV / 480Y/277 SV V
Voltage Rating
480 VAC
Wall Mounting
No
Warranty
10 year warranty
Weight
420.001 lbs
Width
Contact HPS
Winding
Aluminum + Shield
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ABB's Servicenter™ Three-Phase Integral Transformer and Distribution Panel system meets DOE 2016 efficiency standards. The Servicenter system comes equipped with the rightly sized circuit breakers for both the primary and secondary transformer windings. Qualified to the seismic requirements of IEEE-693-2005 and IBC-2021 and CBC 2022. Available with aluminum or copper windings. The transformer utilizes a UL recognized 220 °C insulation system. Quiet Performance as core and coil assemblies are mounted on rubber isolation pads to reduce noise. Robust packaging with top and side protection protects against shipping damage. Accessible mounting flanges with front/back slotted mounting holes make installation easier. NEMA 3R enclosure when the included rain shields are installed. Clear, comprehensive documentation and labeling. The Servicenter system is UL Listed.

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ABB's Servicenter™ Three-Phase Integral Transformer and Distribution Panel system meets DOE 2016 efficiency standards. The Servicenter system comes equipped with the rightly sized circuit breakers for both the primary and secondary transformer windings. Qualified to the seismic requirements of IEEE-693-2005 and IBC-2021 and CBC 2022. Available with aluminum or copper windings. The transformer utilizes a UL recognized 220 °C insulation system. Quiet Performance as core and coil assemblies are mounted on rubber isolation pads to reduce noise. Robust packaging with top and side protection protects against shipping damage. Accessible mounting flanges with front/back slotted mounting holes make installation easier. NEMA 3R enclosure when the included rain shields are installed. Clear, comprehensive documentation and labeling. The Servicenter system is UL Listed.
Transformer Adapter Pad, Aluminum, Pad 6.750 Long X 3.0 Wide X .375 Inch Deep, that is bolted to the Adapter 1.5 inch x 3.0 inch x 1.375 inch. Pad has NEMA 6N Spacing - Two Rows of (3) .562 inch Diameter Holes 1.75 Center to Center. Pad Adapter Attachment end has (2) 1/2-13 UNC-2B Bores for (2) Stainless Steel 1/2-13 x 1.25 Full Threaded Bolts that are included along with (2) 1/2 inch Belleville Washers, Black Caps and Oxide Inhibiting Compound. Adapter also has a 1-14 UNS-2B Tap area on side between bolts. Includes the 1-14 Steel Jam Nut.

ASA 6 N 1 W/JAM NUT

Transformer Adapter Pad, Aluminum, Pad 6.750 Long X 3.0 Wide X .375 Inch Deep, that is bolted to the Adapter 1.5 inch x 3.0 inch x 1.375 inch. Pad has NEMA 6N Spacing - Two Rows of (3) .562 inch Diameter Holes 1.75 Center to Center. Pad Adapter Attachment end has (2) 1/2-13 UNC-2B Bores for (2) Stainless Steel 1/2-13 x 1.25 Full Threaded Bolts that are included along with (2) 1/2 inch Belleville Washers, Black Caps and Oxide Inhibiting Compound. Adapter also has a 1-14 UNS-2B Tap area on side between bolts. Includes the 1-14 Steel Jam Nut.
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Frequently Asked Questions

What insulation system does this transformer use?

The transformer uses a 220°C insulation system with temperature rise options of 80°C, 115°C, or 150°C.

What is the standard enclosure type for these transformers?

The standard enclosure is a Type 3R, which is suitable for indoor or outdoor applications.

What is the standard warranty period?

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

What frequency are these transformers designed for?

These transformers are designed for 60 Hz, with optional 50/60 Hz configurations available.

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.