Acme Electric TF279262S Isolation Transformer Brand: Acme Electric. Part Number: TF279262S. Acme Electric Isolation Transformer, Dry Distribution Encapsulated, 190/208/220/240/380/416/440/480 VAC Primary, 120/240 VAC Secondary, 3 kVA, 50/60 Hz, 1 ph, Wire Lead, Wall Mount, Class H/180 deg C, NEMA 3R, 115 deg C, 7.13 in L x 10.31 in W x 11.5 in H. Additional Description: ACME-TF279262S (O) TFMR 1PH 3.0KVA 190-480-120/240 HZ , 190/208/220/240 X 380/416/440/480 PRIMARY VOLTS , 120/240 SECONDARY VOLTS , * CE MARKED. Catalog Description: Low Voltage Distribution Transformer - Single Phase, 190/208/220/240 X 380/416/440/480 - 120/240V, 3kVA..