docs: for PR #3583

ACKNOWLEDGEMENTS.md

@@ -1012,3 +1012,4 @@ Further device support has been made with the assistance of users. Please consid
 - [stepsolar](https://github.com/stepsolar) for contributing improvements to KW02 video doorbell and support for RCU16 relay module.
 - [saberraz](https://github.com/saberraz) for contributing support for Prodotec PT02 air quality monitor, GZAIR radon gas detector.
 - [fender4645](https://github.com/fender4645) for contributing support for Heonofly Smart Wood ceiling fan with lights.
+- [JakubMadro](https://github.com/JakubMadro) for contributing support for EARU PC473 3-phase energy monitor.

DEVICES.md

@@ -490,7 +490,7 @@
 - Parkside PG/PMW-300 solar inverter
 - PC311-TY 2 phase power clamp meter
 - PC321-TY 3 phase power clamp meter
-- PC473 3-Phase Energy Monitor
+- PC473 3-phase energy monitor
 - PJ-1103 power clamp meter
 - PZIOT E01 energy meter
 - SG600MD solar inverter (also SG700MD, other SGxx0MD and SGxx0W models) sold under various brands