Neutral Sensors Catalog Numbers

Neutral Sensor Wiring Harness for MTZ1/2

Neutral Sensor Wiring Harness for MTZ3

MDGF/SGR (Source Ground Return) Sensor plug

External sensor (SGR)

Four MDGF sensors (phase + 1 neutral) are required for MTZ2; eight MDGF sensors are required for MTZ3. For SGR system only one sensor (neutral) is required for MTZ2; two sensors for MTZ3.

MDGF summing module for MTZ2/3

Circuit breakers with standard neutral protection

400–1600 A

LV833576SP

Circuit breakers with oversized neutral protection Oversized neutral protection = 1.6 Ir where Ir = long time pick-up.*

400–1000 A

LV833576SP

1200–1250 A

LV834035SP

1600 A

LV834036SP