Siemens 3UG4622-1AW30 / 3UG4 622-1AW30 ?berwachungsrelais / Monitoring relay

Siemens-3UG4622-1AW30-/-3UG4-622-1AW30-?berwachungsrelais-/-Monitoring-relay Siemens 3UG4622-1AW30 / 3UG4 622-1AW30 ?berwachungsrelais / Monitoring relay