Omron OMNUC G Series User Manual page 225

Item
Power supply capacity
Main circuit power
supply input
(L1 and L3, or
L1, L2, and L3)
Control circuit
power supply input
(L1C and L2C)
Servomotor
connection
terminals
(U, V, W, and GR)
Frame ground
(GR)
*1. The left value is for single-phase input power, and the right value is for three-phase input power.
2. Use the same wire sizes for B1 and B2.
*
* 3. Connect an OMRON Servomotor Power Cable to the Servomotor connection terminals.
 Wire Sizes and Allowable Current (Reference)
The following table shows the allowable current when there are three power supply wires.
Use a current below these specified values.
600-V Heat-resistant Vinyl Wire (HIV)
cross-sec-
AWG size
tional area
20
---
18
16
14
12
10
8
6
Model (R88D-)
Unit
kVA
Rated current A
Wire size ---
Screw size ---
*1
Torque Nm
Rated current A
Wire size ---
Screw size ---
Torque Nm
Rated current A
Wire size ---
Screw size ---
*2
Torque Nm
Wire size ---
Screw size ---
Torque Nm
Nominal
Configura- Conductive
tion
2
(wires/mm )
2
(mm )
0.5 19/0.18
0.75 30/0.18
0.9 37/0.18
1.25 50/0.18
2.0 7/0.6
3.5 7/0.8
5.5 7/1.0
8.0 7/1.2
14.0 7/1.6
GN15H- GN20H-
ML2 ML2
2.3 3.3
*1
11.0/8.0 10.2
AWG14
---
---
0.07 0.1
---
---
9.4 13.4
AWG14
---
---
AWG14
M4
1.2
Allowable current (A) for ambient temperature
resistance
30C
(/km)
39.5 6.6
26.0 8.8
24.4 9.0
15.6 12.0
9.53 23
5.41 33
3.47 43
2.41 55
1.35 79
4-2 Wiring
GN30H- GN50H- GN75H-
ML2 ML2 ML2
4.5 7.5 11
15.2 23.7 35.0
AWG12 AWG10 AWG8
M5
2.0
0.12 0.12 0.14
AWG18
M5
2.0
18.6 33.0 47.0
AWG12 AWG8 AWG6
M5
2.0
AWG12 AWG8
M5
2.0
40C 50C
5.6 4.5
7.0 5.5
7.7 6.0
11.0 8.5
20 16
29 24
38 31
49 40
70 57
4-26
4