Справочник Пользователя для Mitsubishi Electronics MR-J3-B-RJ080W
8. CHARACTERISTICS
8 - 2
1000
100
10
1
0.1
Operating
Servo lock
0
50
150
200
250
300
100
(Note) Load ratio [ ]
Ope
rat
ion t
im
e
[s
]
MR-J3-20B-RJ080W to MR-J3-100B-RJ080W
1000
100
10
1
0.1
0
50
150
200
250
300
100
Operating
Servo lock
(Note) Load ratio [ ]
O
p
er
a
tion t
im
e
[s
]
MR-J3-350B-RJ080W
10000
1000
100
10
1
Operating
Servo lock
0
50
150
200
250
300
100
(Note) Load ratio [ ]
O
p
er
a
tion t
im
e
[s
]
MR-J3-500B-RJ080W
Note. If operation that generates torque more than 100% of the rating is performed with an abnormally high frequency in a direct drive motor
stop status (servo lock status) or in a 30r/min or less low-speed operation status, the servo amplifier may fail even when the electronic
thermal relay protection is not activated.
thermal relay protection is not activated.
Fig 8.1 Electronic thermal relay protection characteristics