Definition and wiring description of power terminals
Definition of power supply and motor terminals
Definition of SIZE A main loop ports
| Port classification |
Connector |
No. |
Port Code |
Port function |
Content |
| Power input |
 |
1 |
L1C |
Control power input |
Single-phase AC200V ~ 240V, -10 ~ +10%, 50/60Hz |
| 2 |
L2C |
| 3 |
L1 |
Main power input |
Single-phase/3-phase AC200V ~ 240V, -10 ~ +10%, 50/60Hz |
| 4 |
L2 |
| 5 |
L3 |
| Power output |
 |
1 |
P |
Regenerative function and DC bus terminals |
When the regeneration function is used, use Port P/B, as detailed in Section 2.5. |
| 2 |
B |
For common DC bus applications, use P (DC+)/N (DC-) terminals, as described in Section 2.4. |
| 3 |
N |
| 4 |
U |
Motor drive |
Connect U/V/W three phases of the servo motor. |
| 5 |
V |
| 6 |
W |
Definition of SIZE B main loop ports
| Port classification |
Connector |
No. |
Port Code |
Port function |
Content |
| Power input |
 |
1 |
L1C |
Control power input |
Single-phase AC200V ~ 240V, -10 ~ +10%, 50/60Hz |
| 2 |
L2C |
| 3 |
L1 |
Main power input |
Single/3-phase AC200V ~ 240V, -10 ~ +10%, 50/60Hz |
| 4 |
L2 |
| 5 |
L3 |
| Power output |
 |
1 |
P |
Regenerative function and DC bus terminals |
When the regeneration function is used, use Port P/RB/B, as detailed in Section 2.5. |
| 2 |
RB |
| 3 |
B |
For common DC bus applications, use P (DC+)/N (DC-) terminals, as described in Section 2.4. |
| 4 |
N |
| 5 |
U |
Motor drive |
Connect U/V/W three phases of the servo motor. |
| 6 |
V |
| 7 |
W |
Definition of SIZE C main loop ports
| Port classification |
Connector |
No. |
Port Code |
PortFunctions |
Content |
| Power input |
 |
1 |
L1C |
Control power supplyInput |
220V model: single-phase 200V~240VAC, -10 ~ +10%, 50/60Hz380V model: single-phase 380V~440VAC, -10 ~ +10%, 50/60Hz |
| 2 |
L2C |
| 3 |
L1/R |
Main power input |
220V model: single/3-phase 200V~240VAC, -10 ~ +10%, 50/60Hz380V model: 3-phase 380V~440VAC, -10 ~ +10%, 50/60Hz |
| 4 |
L2/S |
| 5 |
L3/T |
| 6 |
P |
Regenerative function and DC bus terminals |
When the regeneration function is used, use Port P/RB/B, as detailed in Section 2.5. |
| 7 |
RB |
| 8 |
B |
For common DC bus applications, use P (DC+)/N (DC-) terminals, as described in Section 2.4. |
| 9 |
N |
| Power output |
 |
1 |
U |
Motor drive |
Connect U/V/W three phases and earth PE terminal of servo motor. |
| 2 |
V |
| 3 |
W |
| 4 |
PE |
Definition of SIZE D main loop ports
| Connector |
No. |
Port Code |
Port function |
Remarks |
 |
1 |
L1C |
Control power input |
Single-phase 380V~440VAC, -10 ~ +10%, 50/60Hz |
| 2 |
L2C |
| 3 |
R |
Main power input |
3-phase 380V~440VAC, -10 ~ +10%, 50/60Hz |
| 4 |
S |
| 5 |
T |
| 6 |
U |
Motor drive |
Connect U/V/W three phases of the servo motor. |
| 7 |
V |
| 8 |
W |
| 9 |
N2 |
Regeneration function,Common DC bus port, external reactance |
When the regeneration function is used, use Port P/RB/B, as detailed in Section 2.5. |
| 10 |
N1 |
For common DC bus applications, use P (DC+)/N2 (DC-) terminals, as described in Section 2.4. |
| 11 |
P |
| 12 |
RB |
N1/N2 are shorted by deError. It shall suppress high-order harmonics of power supply, remove the short-circuit wire and connect DC reactance between N1 and N2. |
| 13 |
B |
Last modified: 2025-07-14