Lucas alternator
Locally assembled Datsun 1200 have used various alternators. Lucas is popular in Commonwealth countries.
Lucas 15AC
Late 120Y Australian assembled have a Lucas single wire internally regulated alternator. Earlier 120Y have had an externally regulated alternator.
Lucas 15-A.C. have one IND terminal and two + terminals.
NOTE: Externally regulated A15AC also has IND + F terminal
It will plug into an externally-regulated harness BUT IT IS WIRED DIFFERENTLY.
+ goes to battery via Fusible Link AUX+ leave disconnected IND indicator lamp (charge) F missing* NOTE: If it has an 'F' terminal the 15AC needs external regulator
Lucas 15AC missing F terminal (indicating internally regulated)
https://i297.photobucket.com/albums/mm219/ddgonzal/sightings/forum/Lucas_15AC.jpg
Lucas AS123
Big-flange alternators are used in South Africa on the B140 Nissan LDV 1400.
Lucas AS123 55A 65A available $86 USD new aftermarket Internal Regulator 3 hole adjusting tension ear. Bracket angle: -30° / 0° / 30° Threaded B+ terminal post and optional B+ spade connection Threaded D+ terminal post Single wire or three terminal plugs
https://i297.photobucket.com/albums/mm219/ddgonzal/Datsun%201200/wiki/ALT110497_1.jpg https://i297.photobucket.com/albums/mm219/ddgonzal/Datsun%201200/wiki/AS123.jpg https://i297.photobucket.com/albums/mm219/ddgonzal/Datsun%201200/wiki/AS123de.jpg https://i297.photobucket.com/albums/mm219/ddgonzal/Datsun%201200/wiki/12750tech.jpg
¤