Protecting Main Circuit Terminals - YASKAWA P1000 Technical Manual

3.8 Main Circuit Wiring
Voltage
Model
Class
Input Voltage
4A0930
4A0930 with
12-pulse
Three-
rectification
Phase
400 V
4A1200
Class
4A1200 with
12-pulse
rectification
u

Protecting Main Circuit Terminals

n
Insulation Caps or Sleeves
Use insulation caps or sleeves when wiring the drive with crimp terminals. Take particular care to ensure that the wiring does
not touch nearby terminals or the surrounding case.
n Insulation Barrier
Insulation barriers are packaged with drive models 4A0414 through 4A1200 to provide added protection between terminals.
Yaskawa recommends using the provided insulation barriers to ensure proper wiring. Refer to
placement of the insulation barriers.
84
Table 3.2 Input Fuses for Models 4A0930 and 4A1200
Selection
Current
480 V 1500 A
480 V 1500 A
Insulation Barrier
Figure 3.27 Installing Insulation Barriers
Pre-arc
Model
2 2
I t (A s)
CS5F-1200
140000 to
FWH-1200A
3100000
FWH-1000A
CS5F-1500
320000 to
FWH-1600A
3100000
FWH-1200A
YASKAWA SIEP YAIP1U 01C AC Drive - P1000 Technical Manual
Input Fuse (Example)
Manufacturer Rating
Fuji Electric AC500 V, 1200 A
Bussman AC500 V, 1200 A
Bussman AC500 V, 1000 A
Fuji Electric AC500 V, 1500 A
Bussman AC500 V, 1600 A
Bussman AC500 V, 1200 A
Figure 3.27
Pre-arc
2 2
I t (A s)
276000
–
–
351000
–
–
for instructions on