Abb Substation Automation Over current Relay SPCJ 4D29 Aa Module (Complete)

ABB Substation Automation Overcurrent Relay SPCJ 4D29 AA Module (Complete) The ABB SPCJ 4D29 AA is a compact protection relay module designed for substation automation systems. Engineered for overcurrent protection in medium- and low-voltage networks, this module offers reliable operation and fast fault response for electrical grid applications. Key Specifications Model: SPCJ 4D29 AA Brand: ABB Function: Overcurrent relay protection Module Type: Complete relay control board Component Features: Embedded Infineon microcontroller EEPROM and ROM ICs Assorted signal processing ICs and passive components Connectors: Front-facing terminal interface Revision: AA Application: Substation automation and grid fault monitoring This ABB relay module is purpose-built for dependable protection against overcurrent conditions in electrical substations. With advanced circuit design and modular construction, it supports stable operation in demanding grid environments.