Square D 75 kVA Dry-Type Transformer, 3-Phase, 240V Delta Primary / 480Y/277V Secondary, DOE 2016, 150°C Rise (EXN75T3155H)

Square D 75 kVA Dry-Type Distribution Transformer — 3-Phase, DOE 2016

The Square D EXN75T3155H is a 75 kVA, 3-phase dry-type transformer meeting DOE 2016 energy efficiency requirements. With a 240V delta primary and 480Y/277V secondary, it is well-suited for stepping up voltage in commercial and industrial power distribution systems. The 150°C temperature rise rating and class F insulation provide reliable performance in demanding load conditions.

Specifications

• kVA rating: 75 kVA
• Type: Dry-type, DOE 2016 compliant
• Phases: 3-phase
• Primary voltage: 240V delta
• Secondary voltage: 480Y/277V
• Temperature rise: 150°C
• Insulation class: 20M
• Standards: UL 1561, CSA C22.2 No. 47, NEMA ST-20
• Connection types: 2-hole NEMA Pad secondary (11.1 mm), 4-hole NEMA Pad secondary HO (11.1 mm), 4-hole NEMA Pad primary (11.1 mm)
• UPC: 78590196335

Applications

Used in commercial buildings, industrial facilities, and data centers for step-up voltage distribution from 240V delta to 480V three-phase and 277V single-phase. DOE 2016 compliance ensures the transformer meets current federal energy efficiency standards for distribution transformers.