Staco 2520-3 Variable Transformers

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Staco 2520-3 - Variable Transformer, 3-coil ganged assembly
Mode(s): Single Phase Parallel and Three Phase WYE
Single Phase Parallel Mode:
Input: up to 240V +/- 0% Expect stable source
Output: 0- 240V, 30 A max, 50/60 Hz, 7.2kVA
Single Phase Parallel Over-Voltage Mode:
Output: 0-280V, 30 A max, 50/60 Hz, 8.4kVA
Three Phase WYE Mode:
Input: up to 480V +/- 0% Expect stable source
Output: 0-480V, 10 A max, 50/60 Hz, 8.3kVA
Three Phase Over-Voltage Mode:
Output: 0-560V, 10 A max, 60 Hz, 9.7kVA
May be used as voltage doubler with input of 120V 1PH; 240V 3PHV. Output voltage is same as over-voltage rating at approximately half of the rated current.
Enclosure: Open
Dimensions (each): 17.00" H x 8.69" W x 8.75" D; [431.8 mm H x 220.7 mm W x 222.2 mm D]
Weight (each): 87 lbs.; [39 kg]