Hammond Power Solutions SP250NJ - Transformer 277V to 120V (Seismic Compliant)

SP250NJ

Hammond Power Solutions SP250NJ is a single-phase core and coil transformer designed for industrial power distribution applications. It features a primary voltage of 277V and a secondary voltage of 120V with series connections, constructed with copper windings for efficient performance and a temperature rise of 80°C with 130°C insulation class. The transformer is engineered for seismic compliance, meeting OSHPD and IBC 2018 standards with specific values of Sds=2.0, z/h=1, and lp=1.5, and utilizes a standard terminal block for primary termination. This unit is suitable for a variety of commercial and industrial environments requiring reliable voltage transformation and robust construction. Key Features & Specifications

• Type: Single-Phase Core & Coil Transformer
• Primary Voltage: 277V
• Secondary Voltage: 120V
• Frequency: 50/60Hz
• Material: Copper
• Temperature Rise: 80°C
• Insulation Class: 130°C
• EKVA: 0.37031
• Seismic Compliance: OSHPD, IBC 2018 (Sds=2.0, z/h=1, lp=1.5)
• Vector Configuration: 180°
• Primary Termination: Terminal Block

Specifications

• Part Number: SP250NJ
• Manufacturer : Hammond Power Solutions
• Brand : Hammond Power Solutions
• Category : Transformer
• Phase : 1
• Enclosure Grade : N / A
• Frequency : 50/60Hz
• Primary Voltage : 277
• Primary Connection : Series (V)
• Secondary Voltage : 120
• Secondary Connection : Series (V)
• Material : Copper
• Temperature Rise : 80°C
• Insulation Class : 130°C
• EKVA : 0.37031
• Seismic Compliance : OSHPD, IBC 2018 (Sds=2.0, z/h=1, lp=1.5)
• Enclosure Type : Core & Coil
• Nameplate : Standard
• Vector Configuration : 180°
• Seismic Standard Value : IBC 2018
• OSHPD : Yes
• Seismic IP : lp=1.5
• Seismic ZH : z/h=1
• Seismic SDS Value : Sds=2.0
• Primary Termination (Std) : Terminal Block

Product Data

• UPC : 803423099237
• GTIN : 00803423099237
• Weight : 6
• Certification : CSA, UL, CE

Documentation and Resources

• Engineering Drawing (PDF)
• Brochure
• Hammond Product Application Videos
• Frequently Asked Questions
• Troubleshooting Guide