YASKAWA V1000 Quick Start Manual page 79

No.
Set up overload protection circuits when running multiple motors from a single drive.
14
Note: Close MC1 through MCn before operating the drive.
If using a braking resistor or dynamic braking resistor unit, install a magnetic contactor.
15
Properly install the resistor, and ensure that overload protection shuts off the power supply.
16 Verify phase advancing capacitors are NOT installed on the output side of the drive.
17 Use twisted-pair cables for all drive control circuit wiring.
18
Ground the shields of shielded wiring to the GND
If using a 3-Wire sequence, properly set parameters for multi-function contact input
19
terminals S1 through S7, and properly wire control circuits.
20 Properly wire any option cards.
Check for any other wiring mistakes.
21
Only use a multimeter to check wiring.
Properly fasten the control circuit terminal screws in the drive. Refer to
22
3.3, or Table
23 Pick up all wire clippings.
Ensure that no frayed wires on the terminal block are touching other terminals or
24
connections.
25 Properly separate control circuit wiring and main circuit wiring.
26 Analog signal line wiring should not exceed 50 m.
27 Safe Disable Input wiring should not exceed 30 m.
YASKAWA ELECTRIC TOEP C710606 47A YASKAWA AC Drive – V1000 Quick Start Guide
Power supply
Drive
Control circuit wiring
3.4.
3.8 Wiring Checklist
Item
MC1 OL1
MC2 OL2
MCn OLn
MC1 - MCn ... magnetic contactor
OL 1 - OL n ... thermal relay
terminal.
Page
M1
M2
–
Mn
–
–
66
71
52
–
–
Table 3.2, Table
59
–
–
–
–
–
79
3