36
2. INSTALLATION AND WIRING
2.5 Main circuit terminals (for 6-phase rectification)
• The figure below shows how to connect bus bars to the main circuit terminals.
NOTE
• Ensure the upper main circuit terminal cover (front) and the lower main circuit terminal cover is reinstalled before the operation
is started.
2.5.3
Applicable cables
Select a recommended size cable to ensure that the voltage drop ratio is within 2%.
The following table shows a combination recommended when a wiring length is 20 m (at 690 V input power supply).
Converter unit model
FR-CC2-N[]
Terminal
screw
size
Tightening
torque
(N·m)
Bus bar dimensions
Earth (ground) cable size
R/L1, S/L2, T/L3
P/+, N/-
PVC cables, etc. (mm
2
450K to 630K
M12 (M10)
24.5
6 mm thick and 40 mm
wide
6 mm thick and 60 mm
wide
2×80
Содержание FR-CC2-N Series
Страница 61: ...60 3 PRECAUTIONS FOR USE OF THE CONVERTER UNIT 3 4 Checklist before starting operation MEMO ...
Страница 137: ...136 5 PARAMETERS 5 10 Checking parameters changed from their initial values initial value change list MEMO ...
Страница 153: ...152 6 PROTECTIVE FUNCTIONS 6 6 Check first when you have a trouble MEMO ...
Страница 165: ...164 7 PRECAUTIONS FOR MAINTENANCE AND INSPECTION 7 2 Measurement of main circuit voltages currents and powers MEMO ...
Страница 171: ...170 8 SPECIFICATIONS 8 3 Outline dimension drawings MEMO ...