RF57 DRE80M4 SEWR87VU31DV112M4, 4KWI81.92- obsolete BME 1, 5;Bs-Gl.Richter BME 1 4998049 5461359 KHZ77 DRL80M4BE2HR/ASB8/TH/AS7W CFM90L/BR/HR/TF/RH1L/KK CMP50M/KY/RH1M/SM1 CMP63S/BP/KY/RH1M/SB1 MDX61B0011-5A3-4-00 MDF60A 0055-5A3-4-00 - obsolete, replacement MDX61B0055-5A3-4-00;Frequency inverter R87 VU31 DRN112M4 6414230 CMP63S/BK/KY/RH1M/SB1 DFY90L/B/TH CMP50S/BP/KY/AS1H/SB1 - not available, alternative - PSF222 CMP50S/BP/KY/AK0H/SB1;Synchronous Motors