78
9.7. Cabling
The meter is factory-configured for either asymmetrical (VDE) or symmetrical (USE) wiring and the main terminal
design and specification is different for Direct and Transformer connection meter types.
Main terminal wiring - transformer connection
VDE wiring
Terminal Function Terminal Function Terminal Function Terminal Function
1 I1 in 4 I2 in 7 I3 in 11 Neutral
2 U1 in 5 U2 in 8 U3 in 14 APS
3 I1 out 6 I2 out 9 I3 out 15 APS
USE wiring
Terminal Function Terminal Function Terminal Function Terminal Function
1 I1 in 4 U2 in 7 Neutral 11 I1 out
2 U1 in 5 I3 in 8 I3 out 14 APS
3 I2 in 6 U3 in 9 I2 out 15 APS
Main terminal wiring - direct connection
Terminal Function Terminal Function Terminal Function Terminal Function
1 I1 in 4 I2 in 7 I3 in 10 Neutral
2 U1 in 5 U2 in 8 U3 in 13 APS
3 I1 out 6 I2 out 9 I3 out 14 APS
Main terminal specification
Terminal type Clamp screws Cable diameter Meter type
Voltage 2 x M4 5mm (max) Transformer
Current 2 x M4 5mm (max) Transformer
Voltage 2 x M3 3.2mm (max) Direct
Current 2 x M6 8mm (max) Direct