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The complete manual for the relay SPAJ 140 C contains the following submanuals: General relay description of relay setting parameters by remote control. In electrical engineering, a protective relay is a relay device designed to trip a circuit Combined Overcurrent & Earth fault Relays - SPAJ 140C (Technical report). ABB SPAJ 160 C Manual Online: Area Of Application (Modified 97-10). Area of The main application area for the relay is to application protect capacitor SPAJ 141 C relays pdf manual download. Information Meter & Load Management Management Services Network Management Station Automation Communications Panorama Simulates the switching on/off of the power supply to the SPAJ 140 C relay. Factory Settings button. Change all settings to the defaults set when the. Digital display for readout of numerical parameters, i.e. settings, measured and recorded values including start and operation indications, auto-diagnostic Text: notice ABB Network Control & Protection Contents: COMBIFLEX Text: SPAJ 110 C Earth-fault relay User´s manual and Technical description B I 2 I n 10.0 x In 20 mA Definite time IDMT ABB Network Control & Protection SPAJ 140 EN 94-11. 5. Combined O/C and E/F Relay SPAJ 140 C Block Diagram L1 L2 L3 SPAJ 140 C Overcurrent and earth-fault relay User´s manual and Technical description 2 f n = 50Hz 60Hz 3I > I I n = 1A 5A I n = 1A 5A (I ) (I o ) 5 I L1 I