SG3C0300KD0C - Hammond Power Solutions 300 kVA 3-Phase 480D-240D/120CT Dry Type Transformer

SG3C0300KD0C

SG3C0300KD0C is a 300 kVA, 3-phase dry type transformer from Hammond Power Solutions designed for general purpose distribution applications.This transformer features a 480V delta primary and 240V delta with 120V center tap secondary configuration. It is part of the Sentinel G series, built to meet North American energy efficiency standards including U.S. DOE 10 CFR Part 431 and NRCan 2019 compliance. The unit is rated for 600 volts and below and is suitable for powering appliances, lighting, heating, and motorized equipment. It is constructed with aluminum windings and designed for 60 Hz operation with a 150°C temperature rise. The enclosure is a heavy-duty ventilated Type 3R suitable for indoor or outdoor use.

Key Specifications
• Power Rating: 300 kVA
• Phase: 3-Phase
• Primary Voltage: 480V Delta
• Secondary Voltage: 240V Delta with 120V Center Tap
• Frequency: 60 Hz
• Winding Material: Aluminum
• Temperature Rise: 150°C
• Enclosure Type: Ventilated Type 3R
• Series: Sentinel G
• Voltage Class: 600V
• Energy Efficiency: DOE 10 CFR Part 431 and NRCan 2019 Compliant

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Specifications

• Part Number: SG3C0300KD0C
• Manufacturer : Hammond Power Solutions
• Brand : Hammond Power Solutions
• Category : Transformer
• Phase : 3
• Enclosure Grade : Standard
• Duty : General Duty
• Frequency : 60Hz
• Primary Voltage : 480D
• Primary Connection : Delta
• Primary FCAN (NPL) : 2x2.5%
• Primary FCBN (NPL) : 4x2.5%
• Secondary Voltage : 240/120
• Temperature Rise : 150°C
• Insulation Class : 220°C
• EKVA : 300
• Efficiency Regulation : DOE 2016 (US), NRCAN 2019 (Canada), NMX 2021 (Mexico)
• Seismic Compliance : IBC 2018 (Sds=2.0, z/h=0, lp=1.5)
• Sound Level : 55 dBA (NEMA ST-20)
• Impedance (Std) : 3.5% - 7%
• Secondary Termination (NPL) : Mounting Pads
• Enclosure Type : Type 3R / IP24
• Enclosure Finish : ANSI 61 Grey, UL50
• Enclosure PN (NPL) : DH5-N3R
• Enclosure Dimensions : 52in/1321mm(H), 37.5in/953mm(W), 34in/864mm(D)
• Nameplate : Standard
• Standard kVA : 300
• Vector Configuration : Dd0 (0°)
• Seismic Standard Value : IBC 2018
• OSHPD : No
• Seismic IP : lp=1.5
• Seismic ZH : z/h=0
• Seismic SDS Value : Sds=2.0
• Enclosure IR Window : No

Product Data

• UPC : 803423127893
• Weight : 1850
• Certification : CSA, UL

Documentation and Resources

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