11. Product life
(This item is not guaranteed)
11-1 Life expectancy of the servo driver
The servo driver has 28000 hours of life expectancy when used continuously under the following conditions,
Definition of the life: Life end shall be defined as the capacitance of the electrolytic capacitor is
reduced by 20 % from the ex-factory status.
Condition Input power : Single phase 100 VAC 50/60 Hz
Single phase or 3 phase 200 VAC 50/60 Hz
3 phase 400 VAC 50/60 Hz
Working temperature. : 55 degrees C
Above sea level : Below 100 m
Output thrust : Constant thrust at rating
Speed : Constant speed at rating
Note that the life varies due to the working conditions.
11-2 Typical life
11-2-1 In-rush current prevention relay
Replace the in-rush current prevention relay when it is activated typically 20000 times. Note that the criteria
may vary depending on the environmental and working condition.
11-2-2 Cooling fan
Replace the cooling fan in about 20000 hours. Note that the criteria may vary depending on the environmental
and working condition.
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