1Ph 2W Wiring terminals
14 16 18 20 15 17 19 21
Phase L1 N N N L1 N N N
For dierent voltage systems, dierent wiring terminals have to be used.
Incorrect measurements are possible if both voltage systems use the same N terminal.
3.3.4.2.5.2 '1Ph 2W' Phase-Phase Measuring
System A windings
L1
A5
A6
L2
B
A1
A2
A
A1
A2
B6
B6
A
B
L2
L1
Fig. 36: System A windings - 1Ph 2W (phase-phase)
Measuring inputs
Fig. 37: Measuring inputs - 1Ph 2W (phase-phase)
Terminal assignment
1Ph 2W Wiring terminals
Rated voltage (range) 120 V (50 to 130 V
e.
)
480 V (131 to 480 V
e.
)
Measuring range
(max.)
0 to 150 Vac 0 to 600 Vac
Terminal A C E G B D F H
14 16 18 20 15 17 19 21
51LS-5 v2 Series37650
3 Installation
3.3 Setup Connections