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Technical
Section 9
Dimensions
Section 10
5
Kilowatt hour meters
Metering and
measurement
Connection
Single-phase circuit
impulse output
(ME1zr)
EN40 / EN40p.
ME1 / ME1zr.
Three-phase circuit
impulse output
(ME3zr)
impulse output
ME3 / ME3zr.
ME4zrt.
Three-phase + neutral circuit
impulse output
ME4 / ME4zr.
ME4zrt.
Caution
Do not earth the CT secondary (S2).
b
b
You must comply with the routing direction of power cables in the current
b
b
transformer primary. Cables enter in "P1" and leave in "P2" to the loads.
impulse output
(EN40p)
impulse output
(ME4zr)
Protection (to be adapted to suit the
1
short-circuit current at the connection
point).
Shorting switch unit.
2
Protection (to be adapted to suit the
1
short-circuit current at the connection
point).
Shorting switch unit.
2