General Signal DT661H20S 3-Phase SCR Drive Transformer, 20kVA

The DT661H20S is a drive isolation transformer specifically designed for SCR (Silicon Controlled Rectifier) drive applications. It helps mitigate line disturbances, isolates the drive from the power source, and supports reliable operation of motor control systems. Catalog Number: DT661H20S Transformer Type: SCR Drive Isolation Transformer Power Rating: 20 kVA Phase: 3-phase Frequency: 60 Hz Primary Voltage (H.V.): 460 V Delta Secondary Voltage (L.V.): 230Y/133 V Secondary Full Load Amps: 67.7 A Impedance (%Z): 5.64% Temperature Rise: 150°C Insulation Class: Class AA (222°C insulation system) Enclosure: Type 1 (NEMA 1 indoor use, UL Type 3R with WS02C weather shield) Weight: 305 lbs Design Number: 0443611000 Standards: UL Listed (File No. E338H), CSA Certified Application: Designed for use with SCR variable speed motor drives—provides noise reduction, line isolation, and voltage regulation for sensitive motor applications Manufacturer: EGS Electrical Group / Hevi-Duty (Emerson & General Signal Joint Venture)

Condition: Used

Weight:   310.00

Depth:   34.00

Length:   28.00

Width:   20.00

SKU:   58259 4.R6.6.1