3-Phase 380V Machine Main Circuit Wiring; Single-Phase 220V Machine Main Circuit Wiring; Suggested Main Circuit Components Specification - Veichi AC300 Series Technical Manual

AC300 Series Vector Control Inverter Manual
Table 3-3: Main circuit terminal arrangement and definition of AC300 series inverter
Terminal Name
(-)
DC power terminal
(+)
(+)
Braking resistance terminal
PB
P1
DC reactor terminal
(+)
R
S Inverter input terminal
T
U
V Inverter output terminal
W
Earth
E
● 3-phase 380V machine main circuit wiring
Table 3-4: Suggested cable diameter and fixed moment 3-phase 380V machine main circuit
Main circuit terminals
Model
screw specifications
AC300-T3-R75G M4
AC300-T3-1R5G M4
AC300-T3-2R2G M4
AC300-T3-004G M4
AC300-T3-5R5G M4
AC300-T3-7R5G M5
AC300-T3-011G M5
AC300-T3-015G M6
AC300-T3-018G M6
AC300-T3-022G M6
AC300-T3-030G M8
AC300-T3-037G M8
AC300-T3-045G M8
AC300-T3-055G M10
Installation and Wiring
Definition
DC power output, (-) means DC bus cathode, (+) means
DC bus anode, used for external braking unit.
Used for external braking resistance to realize quick stop.
Used for external DC reactor.
Used to connect 3-phase AC power supply.
Used to connect the motor.
Earth terminal, earth resistance<10 OHM
Suggested Copper-core
Suggested fixed
cable specification mm
moment (N·m)
(AWG)
2
1.2～1.5 1.5mm (14)
2
1.2～1.5 2.5mm (12)
2
1.2～1.5 2.5mm (12)
2
1.2～1.5 4mm (10)
2
1.2～1.5 6mm (9)
2
2～2.5 6mm (9)
2
2～2.5 10mm (7)
2
4～6 10mm (7)
2
4～6 16mm (5)
2
4～6 16mm (5)
2
8～10 25mm (3)
2
8～10 25mm (3)
2
8～10 35mm (2)
2
11～13 35mm (2)
22
AC300 Series Vector Control Inverter Manual
AC300-T3-075G
AC300-T3-090G
AC300-T3-110G
AC300-T3-132G
AC300-T3-160G
AC300-T3-185G
AC300-T3-200G
AC300-T3-220G
AC300-T3-250G
AC300-T3-280G
AC300-T3-315G
AC300-T3-355G
AC300-T3-400G
AC300-T3-450G
AC300-T3-500G
AC300-T3-560G
Note:
 Here we suggest using copper joins as mains electric connectors of machine over 185KW. Please
refer the cut section area above.
2
● Single-phase 220V machine main circuit wiring
Table 3-5: Suggested cable diameter and fixed moment single-phase 220V machine main circuit
Model
AC300-S2-R40G
AC300-S2-R75G
AC300-S2-1R5G
AC300-S2-2R2G
● Suggested main circuit components specification
Model
AC300-T3-R75G
AC300-T3-1R5G
AC300-T3-2R2G
AC300-T3-004G
M10 11～13
M10 11～13
M10 11～13
M10 11～13
M12 14～16
M12 14～16
M12 14～16
M12 14～16
M12 14～16
M12 14～16
M16 20～23
M16 20～23
M16 20～23
M16 20～23
M16 20～23
M16 20～23
Main circuit terminals Suggested fixed
screw specifications moment (N·m)
M4 1.2～1.5
M4 1.2～1.5
M4 1.2～1.5
M4 1.2～1.5
Table 3-6: Suggested mains fittings for 3-phase 380V machine
Contactor Breaker
DC reactor
specification specification
10A 10A ------
10A 10A ------
16A 15A ------
16A 20A ------
23
Installation and Wiring
2
50mm (1)
2
50mm (1/0)
2
70mm (2/0)
2
95mm (3/0)
2
95mm (4/0)
2
120mm
2
150mm
2
150mm
2
185mm
2
185mm
2
240mm
2
240mm
2
300mm
2
400mm
2
400mm
2
500mm
Suggested Copper-core cable
specification mm 2 (AWG)
2
1.5mm (14)
2
2.5mm (12)
2
2.5mm (12)
2
4mm (10)
Input filter Output filter
NFI-005 NFO-010
NFI-005 NFO-010
NFI-010 NFO-010
NFI-010 NFO-010