Instruction Manual
for
AS380 Series Elevator Integrated Drive Controller
23
Protection
against input
overvoltage
400V level＞ 725V，200V level ＞360V,stop and inspect
Output
grounding
protection
Any phase grounding short-circuited during operation, cut off input and protect
the frequency converter.
Protection
against output
imbalance
Found three phase current output imbalance. Cut off output and protect
frequency converter.
Short-circuit
protection for
brake resistor
Inspection when braking
Encoder
interference
Evaluate the degree of interference of encoder and alarm
Over-speed
protection
Protection launched when exceeding rated speed by 100％
Low-speed
protection
Protection launched when the elevator running speed is far lower than the rated
speed du to some reasons including failures.
Running time
governor
protection
Protection launched when floor passing time exceed the required time
Leveling switch
fault protection
Protection launched when leveling switch is at fault
EEPROM fault Self-inspection when power connection
display
LCD in
Chinese and
English
Menus at each level
environment
Surrounding
temperature
-10～+45℃
humidity Below 95%RH（no condensation）
Storage
temperature
-20～+60℃（temperature allowable during short-term transport）
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