Motor And Main Circuit Connections - YASKAWA GA800 Series Installation & Primary Operation

Terminal
Model
R/L1
S/L2 Main circuit power supply input
T/L3
U/T1
V/T2 Drive output
W/T3
B1
Braking resistor connection
B2
+2
• DC power supply input
(+1 and -)
+1
• DC reactor connection
(+1 and +2)
-
+3
• 200 V: D class grounding (ground to 100 Ω or less)
• 400 V: C class grounding (ground to 10 Ω or less)
Note:
Use terminals B1 and - to connect a CDBR-type control unit to drive models 2004 to 2138 and 4002 to 4168 that have built-in braking
transistors.
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Motor and Main Circuit Connections

WARNING
Electrical Shock Hazard. Do not connect terminals R/L1, S/L2, T/L3, U/T1, V/T2, W/T3, -, +1, +2, +3, B1, or B2 to
the ground terminal. If you connect these terminals to earth ground, it can cause damage to the drive or serious injury or death.
YASKAWA TOEPC71061737B GA800 Drive Installation & Primary Operation
Table 7.1 Main Circuit Terminal Functions
2004 - 2082 2110 - 2138
4002 - 4044 4060 - 4168
DC power supply input (+1
and -)
-
Name
2169 - 2415
4208 - 4414
-
-
• DC power supply input (+1 and -)
• Braking unit connection (+3 and -)
7 Electrical Installation
- Function
4477 - 4720
To connect a commercial
power supply.
To connect a motor.
To connect a braking resistor
or braking resistor unit.
To connect peripheral
devices, for example:
• DC power input
• Braking unit
• DC link choke
Note:
Remove the jumper
between terminals +1
and +2 to connect a DC
link choke.
To ground the drive.
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