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Hammond Power MG3A1250RBSCHC0 - 1.2kV to 5kV Class General Purpose Single Phase DOE2016 and NRCan 2019 Compliant Energy Efficient Dry-type Medium Voltage Distribution Transformer, 2400D PV, 208Y/120 SV, 1250 kVA, Copper Wound
Hammond Power

MG3A1250RBSCHC0

UPC: 803423134075


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Overview

The Hammond Power MG3A1250RBSCHC0 is a 1250 kVA, single-phase, dry-type, medium voltage distribution transformer engineered for energy efficiency and compliance with DOE2016 and NRCan 2019 standards. This transformer features a 2400V delta primary and a 208Y/120V wye secondary, operating at 60 Hz. Its copper wound construction ensures high efficiency and long-term reliability, contributing to reduced operational costs and environmental impact. The insulation system is rated at 220°C, with a 150°C temperature rise, and meets a 130°C temperature rise specification. The enclosure style is DH10, providing robust protection suitable for indoor installations. Dimensions are approximately 78.0 inches [1982 mm] in width, 55.0 inches [1397 mm] in depth, and 86.0 inches [2185 mm] in height, with an approximate weight of 8200 lbs [3720 kg]. It is designed for floor mounting (F) and includes a wiring diagram (SCD 10). This transformer is compliant with UL 1562 and CSA C22.2 No. 47 standards, up to 3MVA, and seismic qualified to IBC 2018 (ASCE 7-16)/OSHPD. It also meets DOE 10 CFR PART 431 (DOE 2016), NMX-J-351-1-ANCE-2021 (NMX 2021), and NRCan SOR/2018-201 Amd. 14 (NRCan 2019). Ideal for industrial, commercial, and institutional facilities requiring reliable medium voltage power distribution with enhanced energy efficiency and adherence to North American energy regulations. The transformer is built with HPS quality and dependability, minimizing installation and maintenance costs.
  • 1250 kVA, single-phase, medium voltage distribution transformer
  • 2400V Delta Primary / 208Y/120V Wye Secondary, 60 Hz
  • DOE2016 and NRCan 2019 energy efficiency compliant
  • Copper wound for high efficiency and reliability
  • 220°C Insulation System (150°C rise), DH10 enclosure

Specifications

Application
Industrial and Commercial Applications including Mining, Water Waste Water, Utility and Data Centers
Connection Type
Delta-Wye
Cooling
Convection cooled
Enclosure
DH10-N3R - Indoor or Outdoor
Frequency Rating
60 HZ
Height
78 in
KVA Rating
1250 kVA
Length
54.5 in
Material
Copper
Mounting
Floor Mount
Mounting Type
Indoor
Number Of Phases
3
Number Of Taps
ST-20 compliant
Phase
A - 3PH - Delta - Wye
Poles
Single Phase
Primary Voltage
2400D V
Secondary Voltage
208Y/120 V
Series
MG3A
Size
1250 kVA
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
Type
Transformer > Distribution > DOE 2016 Energy Efficient > Medium Voltage > Three Phase
Voltage Rating
2400V delta / 208Y/120V wye
Width
78 in
Winding
Copper
Package Dimensions (L x W x H)
54.5 IN x 78 IN x 78 IN
Package Dimensions (L x W x H)
138.43 cm x 198.12 cm x 198.12 cm
Package Weight (Imperial)
8100.000 L
Package Weight (Metric)
3674.160 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 primary and secondary voltage configurations?

This transformer is designed for 2400V Delta primary and 208Y/120V secondary configuration, with 60 Hz frequency.

What is the temperature rise and insulation class?

This transformer has a 220°C insulation temperature class with a typical 150°C temperature rise. Lower temperature rise options are available.

What enclosure type and finish does this transformer have?

The transformer comes with a standard Type 3/3R enclosure in ANSI 61 Grey finish, compliant with UL 50 standards.

What mounting options are available?

The transformer supports floor mounting and has optional wall/ceiling mounting kit (DW3) available. Specific mounting type depends on kVA rating.

What environmental conditions can this transformer operate in?

The transformer is designed for ambient temperatures from -20 to 40°C, with de-rating available from 40° to 60°C. It is suitable for indoor or outdoor applications.

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.