
B-63003EN-2/01 Chapter 1 Assembling the 16i/18i/21i 1 - 13
1
Connecting the control power to the power supply module
In order to connect 1φ 200V AC to the power supply module, follow these steps:
1
.
Locate the cable you are using to connect control power
to the power supply module. This connection requires a
16
gauge (1.25 mm
2
)
wire.
2. Locate the 3-pin connector identified as FANUC part #
A02B-0120-K321
.
3. Connect the first phase of your power (phase R) to pin 1 of this connector.
4
.
Connect the second phase of your power (phase S) to pin 2 of this connector.
5
.
Connect pin 3 on the connector to ground.
6. Once you have completed wiring the cable to the connector, find the connector labeled
CX1A
on the face of the power supply module. Insert the connector into this slot.
Figure 1 - 11. Connecting the control power to the power supply module
CX1A
connector
pin layout
main power supply
S
R
Ground