YASKAWA GA800 Series - Page 111

Electrical Installation
3
3.9 Braking Resistor Installation
YASKAWA SIEPC71061737B GA800 Drive Technical Reference 111
Drive Model
Braking Unit
(Quantity)
Drive Terminals
Recommended Gauge
(AWG, kcmil)
Applicable Gauge
(AWG, kcmil)
Reference
4605
CDBR-4220D
(× 1)
Specified Wire Gauge
+3 3 3 - 2 Figure 3.62
- 3 3 - 2 Figure 3.62
Applicable Gauge
*1
+3 3/0 × 4P 2 - 4/0 × 4P Figure 3.64
- 3/0 × 4P
*2
2 - 4/0 × 4P
*2
Figure 3.64
4720
CDBR-4220D
(× 2)
Specified Wire Gauge
+3 3 × 2P 3 - 2 × 2P Figure 3.63
- 3 × 2P 3 - 2 × 2P Figure 3.63
Applicable Gauge
*1
+3 4/0 × 4P 2 - 4/0 × 4P Figure 3.64
- 4/0 × 4P
*2
2 - 4/0 × 4P
*2
Figure 3.64
*1 This is the applicable wire gauge when you use a braking unit other than Yaskawa braking unit (CDBR-type).
*2 This is the applicable wire gauge when you use the same wires for terminal - and terminal +3.
■ Cutaway Section of the Wiring Cover
Examine the terminal symbols on the braking unit and use a nipper to clip the cutaway section of the corresponding
wiring cover.
A - Cutaway sections B - Use a diagonal-cutting pliers to clip
this area.
Figure 3.59 Cutaway Sections
A - Cutaway sections B - Use a diagonal-cutting pliers to clip
this area.
Figure 3.60 Cutaway Sections