Parameter Description              MD280/MD280N User Manual 
- 160 -
frequency which is higher than 85Hz. 
Fast current limit 
function selection 
Factory 
default value
1 
0 Invalid 
F5-20 
Setup 
range 
1 Valid 
Enable the fast current-limit function so as to minimize inverter overcurrent 
protection fault and make the inverter work normally. 
When entering the fast current-limiting state to continue for some time, will 
report fast-limit overtime fault (Err40), which indicates the inverter is 
overload, and refer to the process of Err10. 
Caution: 
Please do not use this function for the hoist type of load, other load is 
recommend to use this function. 
 
Wake-up 
frequency 
Factory default 
value 
0.00Hz 
F5-21 
Setup range 
Sleep frequency to maximum 
frequency˄F0-04˅ 
Wake-up delay 
time 
Factory default 
value 
0.0s 
F5-22 
  Setup range  0.0s to 6500.0s 
Sleepfrequency
Factory default 
value 
0.00Hz 
F5-23 
Setup range 
0.00Hz to wake-up frequency˄F5-21˅ 
Sleep delay 
frequency 
Factory default 
value 
0.0s 
F5-24 
Setup range  0.0s to 6500.0s 
This function can achieve the sleep and wake-up function. After the running 
the command, if it is in Sleep state when the setup frequency is not less 
than F5-21 (frequency), and then the inverter begins to start after the 
wake-up delay time of F5-22.During the operation, when the setup 
frequency is not more than F5 -23 (Sleep frequency), and then the inverter 
stops after the wake-up delay time of F5-24.Set F5-21 (wake-up 
frequencies) and 5-23 (Sleep frequency) to 0, which indicates that the 
Sleep and wake-up is invalid. 
Caution: 
When use the Sleep function, please ensure whether to operate the 
function code of F6-10(PID operation mode) when stopping. 
 
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