Connecting Power Supply And Ct - Panasonic MKG1500-DE Serie Installationsanleitung

4-2. Connecting Power Supply and CT

* Installation should be performed in accordance with this manual and the installation app (p23).
* Use a dedicated breaker (power connection breaker) to connect power to the Power Measuring Unit.
For 3-phase 4 wire
Ensure the main breaker and power connection breaker are OFF.
Installing the measuring unit to the DIN rail.
Prepare the power wire and form the wire along a path from the power connection breaker to the measuring unit.
If the power wire straddles the DIN rail, pass it through the rear.
Prepare the power connection breaker end of the power wire and connect it to the power connection breaker.
Remove 10mm of insulation from the measuring unit side of
the power wire to match the unit's strip gauge.
( Permissible power wire is solid wire 2.5 mm
Connect power wires to the power connection terminal, as per the number of voltage phases displayed on the
measuring unit.
Power wire connection method: Push the power wire to the back of the power terminal wire aperture while a
flat-head screwdriver is inserted into the screwdriver aperture. Once the power wire is fully inserted, remove
the screwdriver to lock the power wire in position.
CAUTIONS:
Do not insert a power wire into the screwdriver aperture.
Use a flat-head screwdriver with tip width 2.0 to 3.5 mm.
After connecting the power wire, check it cannot be removed by lightly tugging.
Do not use a bent, damaged or otherwise deformed power wire.
A damaged power wire can be trimmed.
Inappropriate wiring may cause poor retention, poor connection or overheating.
Screwdriver
aperture
Power terminal
wire aperture
)
2
1P2W
3P4W
VN
V3
V2
V1
Strip gauge
14