Siemens Sinumerik 840C Diagnostics Manual page 202

1 Alarms
1.5.1 Alarm description
300511 Meas. value memory active
Scan
Cyclic after control power up
S
Effect
Pulse suppression, motor runs down
S
SIMODRIVE_READY and DRIVE_READY are cancelled.
S
Power On error
Explanation
Measured value memory is active during power up
Remedy
Start up again!
Note
Applies as from SW 4
300515 Heat sink temperature alarm
Scan
Cyclic after control power up
Effect
for MSD:
S
Pulse suppression, motor runs down
S
SIMODRIVE_READY and DRIVE_READY are cancelled.
S
Power On error
for FDD:
S
Controllers are disabled, motor is braked
S
SIMODRIVE_READY and DRIVE_READY are cancelled
S
Power On error
As from drive SW 2, response can be configured via MD 1612.15
Explanation
Heat sink temperature in "hot" state and time of 20 s expired.
S
Converter overload
S
Ambient temperature too high
S
Fan not working
S
Temperature encoder faulty
Remedy
Eliminate cause
Note
Applies as from SW 3
300606 Flux controller at end stop
Scan
Cyclically after the control is switched on
S
Effect
Pulse reset, motor coasts down
S
SIMODRIVE READY and DRIVE_READY are reset.
S
Reset error
Explanation
The specified flux setpoint cannot be achieved although the maximum current is specified.
Causes:
S
Motor data (equivalent circuit diagram data) are incorrect
S
Motor data and type of connection of motor (start/delta) do not match
S
Motor is unstable because motor data are completely wrong
S
Current limit is too low for motor (0.9 *MD 1238 * MD 1103 < MD 1136)
Remedy
Eliminate cause
Note
Alarm in SW 5 and higher
300607 Current controller at end stop
Scan
Cyclically after the control is switched on
S
Effect
Pulse reset, motor coasts down
S
SIMODRIVE READY and DRIVE_READY are reset.
S
Reset error
Explanation
The specified current setpoint cannot be injected in the motor although the maximum voltage is defined.
Possible causes:
S
Motor either not connected or phase missing
Remedy
Check motor – converter connecting cable.
Note
Alarm in SW 5 and higher (611–D: SW 3.1 and higher)
1–194

Siemens AG 2001 All rights reserved 6FC5198–jAB40
SINUMERIK 840C / SIMODRIVE 611–D (DA)
04/96
07/97
POWER ON
POWER ON
Reset key
Reset key