CONNECTION
Voltage inputs can be connected either directly to low-voltage network or via a high-voltage transformer to highvoltage network. Current inputs shall be connected to network via a corresponding current transformer.
3u − thee-wire, unbalanced load
4b − four-wire, balanced load
1b − single-wire, balanced load
3b − three-wire, balanced load
4u − four-wire, unbalanced load
DIMENSIONAL DRAWING
