20210706_134605.pdf

This is a technical specifications label from a Trasfor power transformer manufactured in Switzerland. The transformer is a 3-phase unit with a rated capacity of 1650 kVA and operates at 60 Hz frequency. The high voltage (HV) primary winding is rated at 600V, while the low voltage windings (LV1 and LV2) are rated at 1196.7V and 1190V respectively, with corresponding secondary currents of 1587.7A, 398A, and 400.3A. The unit conforms to IEC 60076-11 ABS standard and features a dOd0.75y11.75 connection symbol with AN cooling type and AC 3/10/10 insulation level. Additional specifications include a 6.97% rated impedance voltage, H-H-H insulation class, 100% loading time, IP23-IP55 degree of protection with enclosure and auxiliary boxes, and a total mass of 4600 kg. The transformer was manufactured in 2008, has a maximum temperature rise of 90K, and operates within an ambient temperature of 50°C. The unit includes a reparation designation and serial number 08800549, with the manufacturer located in CH-6903 Lugano, Switzerland.