Frequency Converter: U1: 3 Ph, 380-415 V, U2: 3 Ph, 0…U1, I1Hd/I1N: 10/14A, I2Hd/I2N: 11/15A, F1: 48-63Hz, F2: 0…300 Hz, Code: 58941948, Serialno: 1991200906, (000C1200001), Include: Control Panel: Type: Cdp 311, Code: 51063404 C, Serno: 6260142. Note: Control Panel Fixing Tab Broken Off.