1) 3UA Thermal Overload Relay 2) protects the 3TB,3TF type contactors 3)Output:30000pcs/ ... )OEM 5)CE,CB,ISO9001,14001,IEC 3UA Thermal Overload Relay 3UA Thermal Overload Relay is used for protecting against the CJX1 (3TB,3TF ... ~1803UA66400100080~125125~200160~250200~320250~4003UA686301000320~500400~630 3UA Thermal Overload Relay