Siemens MD-12HD - Wiring the MD-xxHD Meter in a 3-wire, Split & Service Panel

37 Siemens Industry, Inc.
Wiring the MD-xxHD Meter in a 3-wire, Split ɸ Service Panel
High voltage MAY BE PRESENT. Risk of electric shock. Life threatening voltages may be
present. Qualified personnel only.
Illustrating the Intended Wiring Configuration for Each of the Service Types
Available in the Service Drop-down List Under “Meter Setup”
EXAMPLE LOADS:
Single Phase L1-N or L2-N 110 VAC: Lighting, Appliance, Living Zone.
Single Phase L1–L2 220 VAC: Water Heater, Clothes Dryer, Equipment with no neutral wire.
Split Phase L1–L2 220 VAC: Service Entrance, Equipment with neutral wire.
3-Wire, 1 Phase used
On MAINS
L1-N, L2-N
(RōCoils Shown)
Single Phase
110 VAC Plug Loads
L1-N or L2-N
Single Phase
220 VAC Plug
Load
L1-L2
Meter is powered
from L1 to L2 on
the V Input 1
terminal
(Label as Disconnect)
Connect the
Neutral wire to
V INPUT 1 (N) on
the MD-xxHD
meter
3-Wire, 1 Phase
Split Load
L1-N, L2-N