Last update : 30.01.2011
Wi-LEM
Selection Guide
The Wi-LEM is a complete wireless data acquisition platform for Energy
Monitoring as shown below:
Energy Meter
Node (EMN)
Mesh Gate
(MG)
Mesh Node
(MN)
Wi-Pulse,
Wi-Temp or
Wi
-
Zone
Last update : 30.01.2011
Energy Meter Node (EMN):
with current transformers.
Voltage: 300 VAC (L1 to Neutral)
RATING
20A 100A
Wye - 4 wires
L3 L2 L1 N
CT1 CT2 CT3
LOAD
EMN 20 W4
90.C7.17.600.0
EMN 100 W4
90.C7.34.600.0
Wye - 3 wires
L2 L1 N
CT1 CT2
LOAD
EMN 20 W3
90.C7.17.500.0
EMN 100 W3
90.C7.34.500.0
Wye - 2 wires
L1 N
CT1
LOAD
EMN 20 W2
90.C7.17.400.0
EMN 100 W2
90.C7.34.400.0
Wye - 3 x single phase
Delta - 3 wires
L3 L2 L1 N
CT1 CT2 CT3
LOAD
EMN 20 W0
90.C7.17.300.0
EMN 100 W0
90.C7.34.300.0
Network Configuration
Delta - 3 wires
L3 L2 L1 N
CT1 CT3
LOAD
EMN 20 D3
90.C7.17.100.0
EMN 100 D3
90.C7.34.100.0