Kinco FD5 Series - 3.6 Power port（X3）; 3.7 Bus communication interface（X4）

Kinco FD5 AC series servo driver user manual Chapter 3 Servo system interface and wiring
39
3.6 Power port
（
X3
）
Table 3-17 FD425 power port instruction
Table 3-18 FD435 and FD625 power port description
3.7 Bus communication interface（X4）
Table 3-19 RS485 Communication port pin definition
Model
RS485 plug pin definition
Driver end pin name
Driver end pin number
Connect the host
computer signal
FD425-LA-000
FD435-LA-000
FD625-LA-000
485+
5
TX+/A
485-
4
TX-/B
Port
Pin name
Pin function
X3
L1
Drive mains power input
Unidirectional line voltage 200
～
240VAC
±
10% 50
～
60Hz
±
3Hz
，
(750W 7A)
，
(200W 3A)
L2
DC+
/RB+
DC+
DC bus input positive terminal
RB+
External braking resistor terminal
RB-
External braking resistor terminal
DC-
DC bus input negative terminal
U/V/W
Servo motor UVW phase line connection
PE
Motor ground
Port
Pin name
Pin function
X3A
U/V/W
Servo motor UVW phase line connection
PE
Motor ground
X3B
L1C/L2C
Logic power input
Singal-phase 200~240VAC±10%，50/60Hz±3Hz，0.5A
R/S/T
FD435 power supply input ： 1PH,3PH,200240VAC ±
10%,50/60Hz±3HZ,14.0A
FD625 power supply input ： 3PH, 380-415VAC ±
10%,50/60Hz±3HZ,12.0A
DC+
/RB1
DC+
DC bus inpurt positive terminal
RB1
When using the internal braking resistor, RB1 and RB2 are
shorted
RB2
RB-
When using an external braking resistor, first disconnect
the short-circuit wire between RB1 and RB2, and connect
the external braking resistor to RB1 and RB-
DC-
DC bus input negative terminal