Hammond Power SP250KHR - General Purpose Open-Style Core & Coil Control Transformers, 380/347 PV, 12x24 SV, 250 kVA
Hammond Power

SP250KHR

UPC: 803423099176


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Overview

The Hammond Power SP250KHR is a 250 kVA general purpose open-style core and coil control transformer. Designed for industrial applications, this transformer features a primary voltage (PV) rating of 380/347 volts and a secondary voltage (SV) rating of 12x24 volts. Its robust construction ensures reliable operation in demanding environments. The open-style core and coil design facilitates efficient heat dissipation and accessibility for maintenance. This transformer is manufactured in the USA, ensuring adherence to high quality standards. The UNSPSC code for this product is 39121026. The SP250KHR is suitable for a variety of control power applications where precise voltage transformation is required. Its substantial kVA rating makes it capable of handling significant loads. Hammond Power is a recognized manufacturer in the power transformer industry, known for producing durable and dependable equipment. This specific model, SP250KHR, is engineered for straightforward integration into existing electrical systems. The dual primary voltage option (380/347 PV) offers flexibility in installation, accommodating different power grid configurations. The secondary voltage output (12x24 SV) provides multiple output options for diverse control circuit needs.
  • 250 kVA capacity for substantial control power needs
  • General purpose open-style core and coil design
  • Primary voltage: 380/347 PV
  • Secondary voltage: 12x24 SV
  • Manufactured in the USA

Specifications

Application
HVAC, signals and alarm systems, motor control circuits, lighting and circuit isolation
Enclosure
Core and Coil
Frequency Rating
50 HZ
Height
3.4 IN
Length
3.78 in
Mounting
Panel
Series
SP
Size
12x24
Special Features
Control transformer for stanard commercial loads without high current inrush, optional finger safe covers are available.
Standard
csa, ul, ce
Temperature Rating
Typical 30 Average/ 40 Maximum Deg C
Type
Tranformer > Dry Type > Control > Open Core and coil
Voltage Rating
380/347 V
Wattage
250 VA
Width
4.09 in
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?

For the SP250KHR, the primary voltage is 380/347V and the secondary voltage is 120x240V. The transformer supports 50/60 Hz frequency.

What VA rating does the SP250KHR transformer have?

The SP250KHR has a VA rating of 250 and a CE VA rating of 160. The output current is 2.08/1.04 amps.

What warranty is provided with this transformer?

The transformer comes with a 15-year warranty for units up to and including 3000VA or 30 amps.

What are the physical dimensions of the transformer?

The SP250KHR has overall dimensions with A=3.78, B=4.09, C=3.40, D=3.31, and mounting centers of G x H = 3.78 x 3.59 inches.

What insulation system does this transformer use?

The HPS Spartan series offers a 130°C (80°C rise) insulation system for units up to 1500 VA. The transformer uses copper wound coils with high dielectric strength insulation.

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.