TECO E510s Series - Page 37

36
LED display
Possible solutions
OT
(flash)
Over torque
detection
 Check over torque
detection parameters
(08-15 / 08-16).
 Check and reduce motor
load, check and operation
duty cycle.
OL1
Motor overload
 Check V/f curve.
 Check motor rated current
 Check and reduce motor
load, check and operation
duty cycle.
OL2
Inverter
overload
 Check V/f curve.
 Replace inverter with larger
rating.
 Check and reduce motor
load, check and operation
duty cycle.
CE
Comm. Error
 Check connection
 Check host computer /
software.
Retry
(flash)
 Warning disappears after
automatic reset.
External
Emergency
Stop
 Turn off run command, and
remove external
emergency stop command.
bb1
(flash)
External
baseblock
 Multi-function input
function is set incorrectly.
 Check wiring
bb2
(flash)
External
baseblock
bb3
(flash)
External
baseblock
bb4
(flash)
External
baseblock
bb5
(flash)
LED display
Possible solutions
External
baseblock
bb6
(flash)
External
baseblock
EF9 ( flash )
Error of
forward/revers
al rotation
 Check run command wiring
SE01
Rang setting
error
 Check parameter setting.
SE02
Digital input
terminal error
Check multi-function input
setting.
SE03
V/f curve error
Check V/F parameters
SE05
PID selection
error
 Check 10-00 and 10-01
 Check 10-33,10-34, 23-05.
HPErr
Model
selection error
Check inverter capacity
setting 13-00.
Over current
protection
level B
Check load and duty cycle
operation.
EF1 ( flash )
External fault
(S1)
 Multi-function input
function set incorrectly.
 Check wiring
 Multi-function input
function set incorrectly.
 Check wiring