YOKOGAWA Centum VP - Maximum Power Cable Length Calculation Conditions; Wire Nominal Cross Sectional Areas and Resistances

3. Cabling
3-8
TI 33J01J10-01EN
[Maximum power cable length calculation conditions]
Use the following formula to calculate the maximum power cable length:
 
F030204.ai
L (m)=
Voltage drop across wiring
Conductor resistance (ohm/km)×(Number of cores)×Equipment current consumption
× 1000
 
F030205.ai
L (m)=
Voltage drop across wiring
Conductor resistance (ohm/km)×(Number of cores)×Equipment current consumption
× 1000
 

Table Wire Nominal Cross Sectional Areas and Resistances
Wire nominal cross sectional area 5.5 mm
2
8 mm
2
14 mm
2
22 mm
2
Wire conductor resistance    
Mar. 6, 2015-00