Used 75 KVA 600 Delta to 480Y/277 3-phase isolation dry transformer, N1 rated indoor

Used 75 kVA 600V Delta to 480Y/277V 3-phase isolation dry-type transformer with a NEMA 1 indoor-rated enclosure. Designed for reliable voltage conversion and electrical isolation in commercial and industrial power distribution systems. Features a 600V Delta primary, 480Y/277V grounded Wye secondary, and dry-type construction for safe, low-maintenance indoor operation.

Description

USED 75 KVA 600V Delta to 480Y/277V 3-Phase Dry-Type Isolation Transformer – NEMA 1 indoor Rated

Available for immediate sale, this used 75 kVA three-phase isolation dry-type transformer is designed for reliable voltage transformation in demanding industrial and commercial power distribution applications. Featuring a 600V Delta primary and 480Y/277V grounded Wye secondary, this transformer provides electrical isolation while delivering dependable power to downstream equipment.

Housed in a NEMA 1 indoor-rated enclosure, this transformer is intended for installation in clean, dry indoor environments. Its dry-type construction eliminates the need for insulating oil, resulting in reduced maintenance requirements while providing safe, dependable operation.

Key Specifications:

  • Power Rating: 75 KVA

  • Primary Voltage: 600V Delta

  • Secondary Voltage: 480Y/277V

  • Configuration: 3-Phase Isolation Transformer

  • Type: Dry-Type

  • Enclosure: NEMA 1 Indoor Rated

  • Cooling: Natural air-cooled

  • Frequency: 60 Hz

  • Mounting: Floor Mounted

Ideal for commercial buildings, manufacturing facilities, and industrial applications requiring reliable voltage conversion and electrical isolation. Contact us for complete nameplate information, dimensions, photographs, testing documentation, and pricing.

Additional information

Transformer KVA

75 KVA

Transformer Primary Voltage

600 Delta

Transformer Secondary Voltage

480Y277

Transformer Phase

3

Transformer Temperature rise °C

150°C

Transformer Primary BIL (KV)

10 KV

Transformer Secondary BIL (KV)

10 KV

Transformer Enclosure type

Nema 1 – indoor

Transformer Catalogue number

DH3-75C-13C

Transformer Condition

Used

Transformer Approval designation

CSA