YASKAWA GPD-506V

INDICATION
(DISPLAY) FAILURE INDICATION ITEM DESCRIPTION
CE Modbus transmission error Control data cannot be received normally — condition has
Modbus Com Err lasted longer than 2 seconds.
CPF0
(1)
Transmission error or control Transmission between drive and remote operator is
Com-Err function hardware fault not established within 5 seconds after the power supply is
(Op + Inv) (including internal RAM, turned on. (Displayed on the remote operator.)
external RAM or PROM)
CPF1
(1)
Transmission error Transmission error occurs 2 seconds or more after
Com-Err transmission has first been established.
(Op + Inv)
CPF4
(1)
EPROM fault Drive failure.
EPROM Error
CPF5
(1)
A/D converter failure in CPU Drive failure.
External A/O Err
EF0 External fault – serial Fault condition occurred in the external communication
Opt External Flt communication circuit(s).
EF_ Ext. fault signal at term. S_ A fault condition has occurred in the external circuit(s)
External ( "_" represents a digit 2-6 ) monitored by the contact providing input to the indicated
Fault _ terminal.
Err Parameter write-in fault Temporary display, in Program mode, indicating that
EPROM parameter setting was not written into EPROM memory.
R/W Err
GF Ground fault protection Ground current exceeded approx. 50% of the drive
Ground Fault rated current.
oC
(2)
Overcurrent Drive output current exceeds 200% of drive rated current
Overcurrent for GPD506V-A003 thru -A068 (CIMR-P5M20P41F
thru 20151F), -B001 thru -B034 (40P41F thru 41P51F),
and 51P51F thru 51600F; or 180% for all other ratings.
oH1 Heat sink overheated Fin temperature exceeds 95°C (203°F), or internal cooling
Overheat 1 fan has failed.
oH2 Heat sink overheated Fin temperature exceeds 105°C (221°F)
Overheat 2
oL1 Motor overload Thermal motor overload protection has tripped.
Overload 1
oL2
(2)
Drive overload Drive overload protection has tripped.
Overload 2
oL3 Overtorque Drive output torque exceeds the set Overtorque
Overload 3 Detection level (n078 ), and drive is programmed for
coast to stop at overtorque detection.
oPr Operator disconnect Digital Operator has been disconnected. Check n110 .
Operator Failure
ov Overvoltage (OV) Detection level: Approx. 410VDC for 230V rated unit;
Overvoltage approx. 820VDC for 460V rated unit; approx. 1050VDC for
600V rated unit.
PUF Fuse blown DC Bus fuse has cleared. Check for short circuit
DC Bus Fuse in output, and check main circuit transistors.
rr Regenerative transistor Dynamic Braking resistor has failed.
Dyn Brk Trans failure
rH Braking resistor unit Dynamic Braking resistor has overheated.
Dyn Brk Res overheated
Table 6-2. Fault Indication and Details
INDICATION
(DISPLAY) FAULT DESCRIPTION
6-2