Overview
Manuals
Overcurrent and earth-fault
Electrical Fit
Commissioning
Features:
- The documented rated voltage is 250 V dc/ac.
- The documented carry continuously is 5 A.
- The documented typical control current of input circuit is 2…20 mA.
SPAJ 142 C-AA is an ABB Overcurrent and earth-fault relay selected by its complete product identity and documented equipment role. Suitability depends on the installed ABB Electrical hardware, interfaces and application requirements matching the supplied unit.
Before replacement, record the nameplate, installed position, terminal or connector arrangement and paired assemblies. After installation, verify every affected power, communication, protection, control or I/O function before returning SPAJ 142 C-AA to service.
The SPAJ 142 C-AA ABB Overcurrent and earth-fault relay is listed as Obsolete / Discontinued by OEM. Current revision, availability and supplied scope are confirmed in the written quotation.
ABB SPAJ 142 C-AA documentation and reference links.
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
SPAJ 142 C-AA performs the documented overcurrent and earth-fault relay function within the ABB Electrical system. Confirm the recorded power, signal, communication and mechanical interfaces against the approved equipment record. Do not infer ratings or interchangeability from appearance; the complete label and hardware revision control selection.
Replacement of SPAJ 142 C-AA requires an exact match to the receiving ABB Electrical hardware, connected assemblies and configuration record. Record the installed position and connections before removal, preserve required settings, and verify every affected function after installation.
Before energizing SPAJ 142 C-AA, inspect mounting, connector keying, terminal allocation, protective grounding and paired equipment. After startup, review diagnostics and complete controlled functional tests before returning the equipment to service.
