As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMB OUT CREW REPORTED AN ELEC DC ESS FAULT ON ROTATION. DECLARED AN EMER & RETURNED TO FIELD. FLIGHT LANDED WITHOUT FURTHER INCIDENT. FOUND CONNECTOR OFF OF ESSENTIAL TR CONTACTOR 3PE. REINSTALLED CONNECTOR IAW AMM 24-34-55-400-001-A. ACCOMPLISHED OPERATIONS TEST OF EMER GENERATOR SYS IAW AMM 24-24-00-710-001-A. ALL OPERATIONS NORMAL.