选型方法如下:
1、根据机械设备的负载转矩特性来选择三菱变频器
在实践中常常将机械设备根据负载转矩特性不同，分为如下三类:
（1）恒转矩负载
（2）恒功率负载
（3）流体类负载
A840完全替代A740
FR-A840-00023-2-60 FR-A740-0.4K-CHT
FR-A840-00038-2-60 FR-A740-0.75K-CHT
FR-A840-00052-2-60 FR-A740-1.5K-CHT
FR-A840-00083-2-60 FR-A740-2.2K-CHT
FR-A840-00126-2-60 FR-A740-3.7K-CHT
FR-A840-00170-2-60 FR-A740-5.5K-CHT
FR-A840-00250-2-60 FR-A740-7.5K-CHT
FR-A840-00310-2-60 FR-A740-11K-CHT
FR-A840-00380-2-60 FR-A740-15K-CHT
FR-A840-00470-2-60 FR-A740-18.5K-CHT
FR-A840-00620-2-60 FR-A740-22K-CHT
FR-A840-00770-2-60 FR-A740-30K-CHT
FR-A840-00930-2-60 FR-A740-37K-CHT
FR-A840-01160-2-60 FR-A740-45K-CHT
FR-A840-01800-2-60 FR-A740-55K-CHT
FR-A840-02160-2-60 FR-A740-75K-CHT FR-HEL-H75K
FR-A840-02600-2-60 FR-A740-90K-CHT FR-HEL-H90K
FR-A840-03250-2-60 FR-A740-110K-CHT FR-HEL-H110K
FR-A840-03610-2-60 FR-A740-132K-CHT FR-HEL-H132K
FR-A840-04320-2-60 FR-A740-160K-CHT FR-HEL-H160K
FR-A840-04810-2-60 FR-A740-185K-CHT FR-HEL-H185K
FR-A840-05470-2-60 FR-A740-220K-CHT FR-HEL-H220K
FR-A840-06100-2-60 FR-A740-250K-CHT FR-HEL-H250K
FR-A840-06830-2-60 FR-A740-280K-CHT FR-HEL-H280K
FR-CC2-H315K-60 FR-A740-315K-CHT FR-A842-07700-2-60
FR-CC2-H355K-60 FR-A740-355K-CHT FR-A842-08660-2-60
FR-CC2-H400K-60 FR-A740-400K-CHT FR-A842-09620-2-60
FR-CC2-H450K-60 FR-A740-450K-CHT FR-A842-10940-2-60
FR-CC2-H500K-60 FR-A740-500K-CHT FR-A842-12120-2-60
FR-A8AP
FR-A8AR
FR-A8AX
FR-A8AY
FR-A8NC
FR-A8NCE
FR-A8ND
FR-A8NP
FR-LU08
FR-A8TAT
FR-HEL-H250K
FR-HEL-H280K
FR-CC2-H315K-60
FR-CC2-H355K-60
FR-CC2-H400K-60
FR-CC2-H450K-60
FR-CC2-H500K-60
FR-HEL-H75K
FR-HEL-H90K
FR-HEL-H110K
FR-HEL-H132K
FR-HEL-H160K
FR-HEL-H185K
FR-HEL-H220K