Alpha Technologies UPE-8 - Manual (Page 26)

2. Installation
26 031-165-C0-001 Rev. A
OFF
2
0
ON
Ground Line 2 Neutral line 1
OFF
ON
Ground Neutral line 1
2.4 Utility Power Connection, continued
240 VAC Meter Base
120 VAC Meter Base
Figure 2-5 120 and 240VAC UL Wiring