Electronic error codes
HTC 500
30 1.0
7. Electronic error codes
7.1. General
In the event of an error, the error code is shown in the display.
The most common error codes that may occur on the frequency
converter, in the control cabinet, are listed below. In the event of
other errors, contact the HTC Service Centre.
7.2. Hitachi SJ200
Error code Cause Action
E01 Excess current at constant speed The machine is running too fast or
with too great a load. Lower the
speed, lower the load by changing
the position of the weights and
check your tools. Check mechanical
inertia, spin the grinding discs.
E02 Excess current during deceleration See E01
E03 Excess current during acceleration See E01
E04 Excess current under other
conditions
See E01
E05 Overload See E01
E08 Internal EEPROM error due to
overheating or interference
Open the electrical cabinet and
allow to cool. Check the filter and
the cooling fans in the cabinet. Let
the frequency converter cool down
before restarting.
E09 Under-voltage The connection cable is too long,
poor connection or too many
consumers connected to the mains.
Change socket, use shorter cables
and lower the speed.
E10 Internal current supply error Contact HTC Service Centre.
E11 Internal processor fault Reset the electronics using the Reset
procedure.
E13 Anti-restart switch tripped Check the operation when
starting the machine,
see Operation on page 22.
E14 Earth fault Check the motor's cables and
connections.
E15 Excess voltage Mains voltage too high or
disturbance in the mains supply.
Check the supply voltage, change
socket.
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