Delta ASD-B2-0121-B, User Manual

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Chapter 11 Specifications
Revision June 2010
11-9
11.4 Overload Characteristics
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Overload Protection Function
Overload protection is a built-in protective function to prevent a motor from overheating.
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Occasion of Overload
1. Motor was operated for several seconds under a torque exceeding 100% torque.
2. Motor had driven high inertia machine and had accelerated and decelerated at high
frequency.
3. Motor UVW cable or encoder cable was not connected correctly.
4. Servo gain was not set properly and caused motor hunting.
5. Motor holding brake was not released.
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Chart of load and operating time
Low Inertia Series (ECMA C2 Series)