EM132-133 QUICK START GUIDE
BG0504 REV.A2
NOTE:
Refer to the Installation and operation
manual for the wiring schematics
diagrams
Typical Electrical Installation
Figure 3:Common Wiring Mode: 4LL3 or 4Ln3
3-wire 2-element Direct connection using 2 CTs
4-wire Wye 3-element direct connection using 3 CTs
4-wire Wye 3-element connection using 3 PTs, 3 CTs
3-wire 2-element Open Delta connection using 2 PTs, 2 CTs
4-wire Wye 2½ -element connection using 2 PTs, 3 CTs
3-wire 2½ -element Open Delta connection using 2 PTs, 3 CTs
4-wire 3-element Delta direct connection using 3 CTs
3-wire 2½-element Broken Delta connection using 2 PTs, 3 CTs