Code int64 71 114 | Elevator Model stringclasses 1
value | Fault Description stringlengths 11 75 | Possible Cause stringlengths 10 110 ⌀ | Solution stringlengths 11 144 ⌀ |
|---|---|---|---|---|
71 | STEP AS380 | Module protection again st over-current | DC terminal with excessive voltage | Check power supply and high inertia loads. Rapid stop without dynamic braking |
71 | STEP AS380 | Module protection again st over-current | short circuit at periphery | Check whether the motor and the output wiring are short circuit, whether earthing is short circuit |
71 | STEP AS380 | Module protection again st over-current | Open phase in output | Check the motor and output wiring for loose |
71 | STEP AS380 | Module protection again st over-current | Encoder fault | Check whether the encoder is damaged or the wiring is correct |
71 | STEP AS380 | Module protection again st over-current | Encoder wrong phase | Check motor phase |
71 | STEP AS380 | Module protection again st over-current | Motor wrong phase | Check motor phase |
71 | STEP AS380 | Module protection again st over-current | Phase angle self-study incorrect | Do self-study of phase angle again |
71 | STEP AS380 | Module protection again st over-current | Insufficient current when phase self-study | Increase F247 current gain when do self-study |
71 | STEP AS380 | Module protection again st over-current | Bad contact of hardware or damaged | Ask professional technical personnel for Inspection |
71 | STEP AS380 | Module protection again st over-current | Converter internal connectors loose | Ask professional technical personnel for Inspection |
72 | STEP AS380 | ADC failure | Current sensor damaged | Replace current sensor |
72 | STEP AS380 | ADC failure | Problem in current sampling circuit | Replace control board |
73 | STEP AS380 | Radiator overheating | Ambient temperature is too high | Reduce the ambient temperature, enhance ventilation |
73 | STEP AS380 | Radiator overheating | Duct obstruction | Clean dust, cotton and other debris in the duct |
73 | STEP AS380 | Radiator overheating | Fan abnormal | Check the fan power cable for connection, or replace the fan with the same model |
73 | STEP AS380 | Radiator overheating | Temperature detection circuit fault | Ask professional technical personnel for Ispection |
74 | STEP AS380 | Brake unit failure | Brake unit damaged | Replace the corresponding driver module |
74 | STEP AS380 | Brake unit failure | External braking resistor short circuit | Check the braking resistor connection |
75 | STEP AS380 | Fuse-off failure | Current is too large to fuse | Check whether the fuse circuit is open, or for loose connections |
76 | STEP AS380 | Over output torque | Over-low input power voltage | Check the input power |
76 | STEP AS380 | Over output torque | Motor stall or severe load mutation | Lower load mutation to prevent motor stall |
76 | STEP AS380 | Over output torque | Encoder fault | Check whether the encoder is damaged or the wiring is correct |
76 | STEP AS380 | Over output torque | Open phase for output | Check the motor and output wiring for loose connections |
77 | STEP AS380 | Speed deviation | Acceleration time is too short | Extend the acceleration time |
77 | STEP AS380 | Speed deviation | Overloaded | Reduce the load |
77 | STEP AS380 | Speed deviation | Current limit is too low | Increase the limit value in the allowable range |
78 | STEP AS380 | (In accelerated running) bus over-voltage protection | Abnormal input power voltage | Check the input power |
78 | STEP AS380 | (In accelerated running) bus over-voltage protection | The motor is quick restarted again in high-speed rotation | Stop and restart the motor |
78 | STEP AS380 | (In decelerated running) bus over-voltage protection | Excessive load inertia | Use appropriate braking components |
78 | STEP AS380 | (In decelerated running) bus over-voltage protection | Deceleration time is too short | Extend the deceleration time |
78 | STEP AS380 | (In decelerated running) bus over-voltage protection | The braking resistor has an extremely large value or is disconnected | Connect the appropriate braking resistor |
78 | STEP AS380 | (In constant speed operation ) bus over-voltage protection | Exceptional input power | Check the input power |
78 | STEP AS380 | (In constant speed operation ) bus over-voltage protection | Excessive load inertia | Use appropriate braking components |
78 | STEP AS380 | (In constant speed operation ) bus over-voltage protection | The braking resistor has an extremely large value or is disconnected | Connect the appropriate braking resistor |
79 | STEP AS380 | Bus under voltage | Supply voltage falls below the minimum operating voltage | Check the input power |
79 | STEP AS380 | Bus under voltage | Instantaneous power failure | Check the input power. When the input voltage is normal, restart after reset |
79 | STEP AS380 | Bus under voltage | Significant changes in input power voltage | null |
79 | STEP AS380 | Bus under voltage | The power wiring terminal is loose | Check the input wiring |
79 | STEP AS380 | Bus under voltage | Abnormal internal switching power | Ask professional technical personnel for Ispection |
79 | STEP AS380 | Bus under voltage | Large starting current load in the same power system | Changes the power system to meet the specifications |
80 | STEP AS380 | Open phase for output | Abnormal, or ignored connection or disconnection in converter output side connection | Follow the rules and check the converter output side connections, eliminate missing and disconnection |
80 | STEP AS380 | Open phase for output | Output terminal is loose | null |
80 | STEP AS380 | Open phase for output | Electrical power is too small, 1 / 20 or less of the maximum applicable motor capacity in the converter | Adjust converter capacity or motor capacity |
80 | STEP AS380 | Open phase for output | Unbalanced output three-phase | Check whether the motor wiring is intact. Power off, check whether the converter output side is consistent with the features of DC side terminal |
81 | STEP AS380 | Motor overcurrent at low speed (in acceleration) | Low voltage in power grid | Check the input power |
81 | STEP AS380 | Motor overcurrent at low speed (in acceleration) | Abnormal motor parameters | Set correct motor parameters |
81 | STEP AS380 | Motor overcurrent at low speed (in acceleration) | Quick start the motor in operation | Restart after the motor stops rotating |
81 | STEP AS380 | Motor overcurrent at low speed (in deceleration) | Low voltage in power grid | Check the input power |
81 | STEP AS380 | Motor overcurrent at low speed (in deceleration) | Excessive load inertia | Use appropriate braking components |
81 | STEP AS380 | Motor overcurrent at low speed (in deceleration) | Abnormal motor parameters | Set correct motor parameters |
81 | STEP AS380 | Motor overcurrent at low speed (in deceleration) | Deceleration time is too short | Extend the deceleration time |
81 | STEP AS380 | Motor overcurrent at low speed (in constant speed) | Load mutation in operation | Reduce the mutation frequency and magnitude of the load |
81 | STEP AS380 | Motor overcurrent at low speed (in constant speed) | Abnormal motor parameters | Set correct motor parameters |
82 | STEP AS380 | Encoder fault | Encoder not connected correctly | Change Encoder wiring |
82 | STEP AS380 | Encoder fault | Encoder has no signal output | Check the Encoder and power supply |
82 | STEP AS380 | Encoder fault | Encoder wiring disconnected | Repair the disconnection |
82 | STEP AS380 | Encoder fault | Abnormal function code setup | Confirm the relevant functional configuration of the converter Encoder |
83 | STEP AS380 | Current detected at stop | Current not effectively blocked when the motor stops | Synchronous motor skid |
83 | STEP AS380 | Current detected at stop | null | Ask professional technical personnel for Inspection |
84 | STEP AS380 | Velocity reverse in operation | Reverse speed in operation | Check the external load for mutation |
84 | STEP AS380 | Velocity reverse in operation | Encoder is inconsistent with the motor phase sequence | Change motor or encoder phase sequence |
84 | STEP AS380 | Velocity reverse in operation | Motor reversal at start, and the current reaches the current limit | Current limit is too low, or the motor does not match |
85 | STEP AS380 | Velocity detected at stop | Brake loose, the elevator car slides | Check brake |
85 | STEP AS380 | Velocity detected at stop | Encoder interfered or loose | Fasten encoder, eliminate interference |
86 | STEP AS380 | Motor phase sequence error | Motor wiring reverse | Anti-line or adjust parameters |
87 | STEP AS380 | Overspeed in the same direction (withi n the maximum allow ed range) | Galloping in the field-loss status of synchronous motor | Check motor |
87 | STEP AS380 | Overspeed in the same direction (withi n the maximum allow ed range) | Incorrect self study in angle of synchronous motor | Restart self study |
87 | STEP AS380 | Overspeed in the same direction (withi n the maximum allow ed range) | Encoder parameter error or interfered | Check encoder circuit |
87 | STEP AS380 | Overspeed in the same direction (withi n the maximum allow ed range) | Excessive forward load or load mutation | Check the external causes for load mutations |
88 | STEP AS380 | Overspeed in the reverse direction (withi n the maximum allow ed range) | Galloping in the field-loss status of synchronous motor | Check motor |
88 | STEP AS380 | Overspeed in the reverse direction (withi n the maximum allow ed range) | Incorrect self study in angle of synchronous motor | Restart self study |
88 | STEP AS380 | Overspeed in the reverse direction (withi n the maximum allow ed range) | Encoder parameter error or interfered | Check encoder circuit |
88 | STEP AS380 | Overspeed in the reverse direction (withi n the maximum allow ed range) | Excessive reverse load or load mutation | Check the external causes for load mutations |
89 | STEP AS380 | Wrong phase sequence of UVW encoder | Problem with encoder connection or wrong parameters | Check the connection or change the parameters |
90 | STEP AS380 | Encoder comm unication failure | Encoder fault | Check encoder wiring and try to do encoder self study |
91 | STEP AS380 | Abc over-curre nt (three-phase Instantaneous v alue) | Motor single-phase ground short circuit | Check motor and the output wire circuit |
91 | STEP AS380 | Abc over-curre nt (three-phase Instantaneous v alue) | Encoder fault | Check whether the encoder is damaged or the wiring is correct |
91 | STEP AS380 | Abc over-curre nt (three-phase Instantaneous v alue) | Encoder wrong phase | Check encoder phase |
91 | STEP AS380 | Abc over-curre nt (three-phase Instantaneous v alue) | Motor wrong phase | Check encoder phase |
91 | STEP AS380 | Abc over-curre nt (three-phase Instantaneous v alue) | Phase angle self-study incorrect | Do phase angle self-study again |
91 | STEP AS380 | Abc over-curre nt (three-phase Instantaneous v alue) | Insufficient current when do phase self-study | Increase current gain of F247 as doing self-study |
91 | STEP AS380 | Abc over-curre nt (three-phase Instantaneous v alue) | Error detected on circuit driver board | Replace driver board |
92 | STEP AS380 | Brake detection failure | No action of output relay | Check the relay control circuit |
92 | STEP AS380 | Brake detection failure | Relay action brake is not activated | Check whether the brake power cable is loose or disconnected |
92 | STEP AS380 | Brake detection failure | Feedback component fail to detect signal | Regulate feedback component |
93 | STEP AS380 | Input over-voltage | Incoming voltage is too high | Check whether incoming line voltage matches converter |
93 | STEP AS380 | Input over-voltage | Problems with switching power supply voltage detection circuit | Ask professional technical personnel for Ispection |
94 | STEP AS380 | UVW Encoder disconnection | Problems with encoder wiring circuit | Check whether the terminal is loose or the wire is broken or damaged |
96 | STEP AS380 | Encoder is not self study | Synchronous motor fails to learn encoder angle | Make encoder self study |
97 | STEP AS380 | Output over-current (RMS) | Running under overload for too long. The greater the load, the shorter the time | Stop running for some time. If it occurs again after re-start, check whether the load is within the allowable range |
97 | STEP AS380 | Output over-current (RMS) | Motor stall | Check motor or brake |
97 | STEP AS380 | Output over-current (RMS) | Motor coil short circuit | Check motor |
97 | STEP AS380 | Output over-current (RMS) | Encoder fault | Check encoder damage or not and wiring |
97 | STEP AS380 | Output over-current (RMS) | Encoder wrong phase | Check encoder phase |
97 | STEP AS380 | Output over-current (RMS) | Motor wrong phase | Check motor phase |
97 | STEP AS380 | Output over-current (RMS) | Phase angle self-study incorrect | Do phase angle self-study again |
97 | STEP AS380 | Output over-current (RMS) | Insufficient current as doing phase self-study | Increase F247 current gain when doing self-study |
97 | STEP AS380 | Output over-current (RMS) | Output short circuit | Check the wiring or the motor |
98 | STEP AS380 | Sincos Encoder failure | Encoder damaged or wrong lines | Check the Encoder and the line |
99 | STEP AS380 | Missing input phase | Abnormal voltage on input side | Check grid voltage |
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