DM011KK - Hammond Power Solutions 3-Phase 11kVA 480V Delta Drive Isolation Transformer

DM011KK

DM011KK is a three-phase drive isolation transformer designed for industrial power distribution applications with 11 kVA capacity. This general duty transformer features a 480V delta primary connection and 480Y/277V wye-neutral secondary configuration, constructed with aluminum windings and rated for 60 Hz operation. The unit is engineered to withstand overcurrent conditions of 150% of rated load for 60 seconds or 200% of rated load for shorter durations, making it suitable for demanding industrial environments. Key Specifications

• Capacity: 11 kVA
• Primary Voltage: 480V Delta
• Secondary Voltage: 480Y/277V Wye-Neutral
• Frequency: 60 Hz
• Conductor Material: Aluminum
• Insulation System: 220 degrees C with 150 degrees C rise
• Impedance: Typically 3 to 6%
• Mounting Type: Floor mounting
• Short Circuit Withstand: Meets UL and CSA requirements
• Neutral Terminal: Field connection available

At Essential Parts, we offer fast shipping, lowest price, and expert support to help you get the right product every time.

Specifications

• Part Number: DM011KK
• 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) : 1x5%
• Primary FCBN (NPL) : 1x5%
• Secondary Voltage : 480Y/277
• Secondary Connection : Wye-N
• Material : Aluminum
• Temperature Rise : 150°C
• Insulation Class : 220°C
• EKVA : 11
• Efficiency Regulation : No Efficiency Specification; approved for installation in US and LATAM
• Seismic Compliance : IBC 2018 (Sds=2.0, z/h=0, lp=1.5)
• Sound Level : 45 dBA (NEMA ST-20)
• Impedance (Std) : 3% - 6%
• Secondary Termination (NPL) : Terminal Block
• Enclosure Type : Type 3R / IP24
• Enclosure Finish : ANSI 61 Grey, UL50
• Enclosure PN (NPL) : NH5-N3R
• Enclosure Dimensions : 21.5in/547mm(H), 19.38in/493mm(W), 20.2in/514mm(D)
• Nameplate : Standard
• Standard kVA : 11
• Vector Configuration : Dyn1 (-30°)
• 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 : 803423051945
• Weight : 165
• Certification : CSA, UL

Documentation and Resources

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