12 - 44
12. OPTIONS AND AUXILIARY EQUIPMENT
(b) Example of selecting the wire sizes
When connecting multiple servo amplifiers, always use junction terminals for wiring the servo amplifier
terminals P, N. Also, connect the servo amplifiers in the order of larger to smaller capacities.
1) 200VAC class
R2/L
1
S2/L
2
T2/L
3
R/L
11
S/L
21
T/MC1
P/L
N/L
P
N
50mm
2
Overall wiring length 5m or less
First unit:
50mm assuming that the total of servo amplifier
capacities is 27.5kW since 15kW + 7kW + 3.5kW
+ 2.0kW = 27.5kW.
P
N
P
N
P
N
22mm
2
8mm
2
3.5mm
2
22mm
2
8mm
2
5.5mm
2
3.5mm
2
Junction terminals
Wire as short as possible.
Second unit:
22mm assuming that the total of servo amplifier
capacities is 15kW since 7kW + 3.5kW + 2.0kW =
12.5kW.
Third unit:
8mm assuming that the total of servo amplifier
capacities is 7kW since 3.5kW + 2.0kW = 5.5kW.
Fourth unit:
3.5mm assuming that the total of servo amplifier
capacities is 2kW since 2.0kW = 2.0kW.
FR-CV-55K
Servo amplifier (15kW)
Servo amplifier (7kW)
Servo amplifier (3.5kW)
Servo amplifier (2kW)
2
2
2
2
(Note)
(Note)
(Note)
(Note)
Note. When using the servo amplifier of 7kW or less, make sure to disconnect the wiring of built-in regeneration resistor (3.5kW or less:
P-D, 5k/7kW: P-C).
2) 400VAC class
R2/L
1
S2/L
2
T2/L
3
R/L
11
S/L
21
T/MC1
P/L+
N/L-
P
N
22mm
2
P
N
P
N
P
N
14mm
2
5.5mm
2
2mm
2
14mm
2
5.5mm
2
2mm
2
2mm
2
FR-CV-55K
Servo amplifier (7kW)
Servo amplifier (3.5kW)
Servo amplifier (2kW)
(Note)
Overall wiring length 5m or less
First unit:
22mm
2
assuming that the total of servo amplifier
capacities is 27.5kW since 15kW + 7kW + 3.5kW
+ 2.0kW = 27.5kW.
Junction terminals
Wire as short as possible.
Second unit:
14mm
2
assuming that the total of servo amplifier
capacities is 15kW since 7kW + 3.5kW + 2.0kW =
12.5kW.
Third unit:
5.5mm
2
assuming that the total of servo amplifier
capacities is 7kW since 3.5kW + 2.0kW = 5.5kW.
Fourth unit:
2mm
2
assuming that the total of servo amplifier
capacities is 2kW since 2.0kW = 2.0kW.
Servo amplifier (15kW)
(Note)
(Note)
Note. These servo amplifiers are development forecasted.
Summary of Contents for MELSERVO MR-J3 A Series
Page 15: ...A 14 MEMO ...
Page 225: ...7 12 7 GENERAL GAIN ADJUSTMENT MEMO ...
Page 241: ...8 16 8 SPECIAL ADJUSTMENT FUNCTIONS MEMO ...
Page 251: ...9 10 9 TROUBLESHOOTING MEMO ...
Page 263: ...10 12 10 OUTLINE DRAWINGS MEMO ...