vault backup: 2025-08-25 17:26:13

subfeeds.md

@@ -45,7 +45,38 @@ tags:
 
 3. Assign material to lengths and apply Voltage drop if applicable
 
-4. Pigtails and Wireway Troughs if applicable
+4. Pigtail Adaptors and Wireway Troughs if applicable
+
+#### Pigtail Adaptors
+
+![[burndy_AYP300.png]]
+
+Pigtail adaptors are used where feeder wires exceed the range of panel lugs.
+
+| Load Center Size | Max Feeder Size |
+| ---------------- | --------------- |
+| 100A             | 2/0 AWG         |
+| 125A             | 3/0 AWG         |
+| 225A             | 300 kcmil       |
+| 400A             | 500 kcmil       | 
+
+`ITEM DATABASE`/`WIRE & CABLE ACCESSORIES`/`WIRE LUGS & SPLICING`/`PIGTAIL ADAPTORS...`/`ADAPTOR STRAIGHT PIGTAIL - ...`
+
+> [!info]
+> "Pigtail adaptor" is the most common name and spelling for the device,
+> however it's something of a misnomer, having nothing to do with pigtails
+> (a short length of wire),
+> the name likely stemming from the device being used in lieu of a pigtail.
+
+#### Meter Center Troughs
+
+Only for PVC subfeeds where we own voltage drop.
+
+- `Area` = "Typical - Building Levels With Meter Centers"
+- `System` = "Electrical"
+- `Phase` = "Sub Feeders"
+
+`ITEM DATABASE`/`DISTRIBUTION`/`BUDGET ITEMS $ & LBR`/`METER CENTER WIRE TROUGH ($400/E)`
 
 ### 3. Extension (Review and Checking)