Acme Electric T253011S Distribution Transformer. Acme Electric Distribution Transformer, Air Colled/Dry, 240/480 VAC Primary, 120/240 VAC Secondary, 1.5 kVA, 60 Hz, 1 ph, 5/10/15 A Maximum, Wire Lead, Wall Mount, Class H/180 deg C, NEMA 3R, 115 deg C, Steel Housing, 5.13 in L x 5.5 in W x 11.62 in H. Additional Description: ACME-T253011S TFMR 1PH 1.5KVA 240X480-120/240 PRIMARY VOLTS , 120/240 SECONDARY VOLTS - FOUR WINDINGS. Catalog Description: Low Voltage Distribution Transformer - Single Phase, 240X480 - 120/240V, 1.5kVA.