Fault Display Er06
Fault Description: Acceleration Overvoltage
Fault Causes:
1. Input voltage too high;
2. Braking resistor too large;
3. Acceleration curve too steep.
Solutions:
1. Adjust input voltage;
2. Select appropriate braking resistor;
3. Adjust curve parameters.
Fault Display Er07
Fault Description: Constant Speed Overvoltage
Fault Causes:
1. Input voltage too high;
2. Braking resistor too large;
3. Deceleration curve too steep.
Solutions:
1. Adjust input voltage;
2. Select appropriate braking resistor;
3. Adjust curve parameters.
Fault Display Er09
Fault Description: Undervoltage Protection
Fault Causes:
1. Input power momentarily stops;
2. Input voltage too low;
3. Control board malfunction. Troubleshooting Methods:
1. Rule out external power supply issues.
2. Contact your distributor or manufacturer.
Note: Automatic reset after voltage returns to normal.
Fault Display: Er10
Fault Description: System overload
Fault Causes:
1. No obstructions in the elevator door guide rails.
2. Excessive load.
Troubleshooting Methods:
1. Inspect the elevator door guide rails.
2. Reduce the load.
