15
4.Installation
Connection between EPM and meter
EPM3-5G-PRO needs to connect to the RS485 communication of the meter to read and
display the power, voltage, and current data on the grid side.
Pre-made Cable in Meter Package
2-Pin Connector
L1 L2
L3
N PE
Load
INV L1
INV L2
INV L3
INV N
INV PE
Grid L1
Grid L2
Grid L3
Grid N
Grid PE
UaUb Uc N Ia* Ia Ib* Ib Ic* Ic
21 22 17
1819 20
A B
CT Arrow
Grid
Figure 4.13
4.3.3 Meter connection (only for EPM3-5G-PRO)
Wiring and installation of meter
1. Specification of electricity meter
1.1 Dimension Drawings
126.5
69.5
31.5
19.5
88.2
45.4
unit:mm
Figure 4.14
CT1 /Mete r
GRI D Com munic ation Co mm-IN VCT2 CT3