vault backup: 2026-01-23 15:26:10

conductor-sizing.md

@@ -141,6 +141,12 @@ either for spec requirements or conduit fill considerations.
 
 [[voltage-drop]]
 
+## "Bundling"
+
+[[nfpa-70_310_conductors_for_general_wiring#Table 310.15(C)(1) Adjustment Factors for More Than Three Current-Carrying Conductors]]
+
+It is permissible but uncommon to run more than three c
+
 ## Transformers
 
 $$
@@ -150,7 +156,7 @@ $$
 * $I$ = nameplate current rating
 * $S$ = nameplate kVA rating
 * $V$ = feeder voltage
-* $E$ = efficiency
+* $E$ = efficiency (95--99%)
 
 ## Motors