Toshiba T300MV2 - Protective Functions

IF08CZ10 April, 2019 - 22 -
Protective Functions
The main protective functions are shown in the following table. For other faults or more details,
refer to the troubleshooting and EOI manuals.
Protective Function Table
Item Abbreviation
Hardware
Detection
Software
Detection
Heavy Fault Medium
Fault
Light
Fault
Start
Interlock
Coast
to stop
Decel
stop
Stop
request
Alarm
Input main switch open AC_MCCB O O
No load connected NO_LOAD O O
Output main switch closed without signal (Welded) ACSW_C O
Output main switch opened during operation ACSW_F O O
Output main switch open timer ACSW_T O O
Brake healthy B_HLTY O O
External trip from input breaker BLA O O
Electromagnetic brake energizing circuit fault BR_F O O
Equipment ventilation fan stop C_FN O O O
Equipment ventilation fan stop timer C_FN_T O O
Current limit timer CL_T O O
Current limit alarm CL_TA O O
Control power supply loss CPSF O O*
P15 or N15 volts Power Supply Fault PN15_F O O*
Control Power from UPS Loss UPS_ERR O O*
CPU error CPU_A or M O O*
GSD brd. clock fault GSD_CLK_DWN O O*
GSD brd. voltage supply/programmable device
error GSD_ERR
O O*
U or V or W phase feedback error CURU or V or W O O*
Current Unbalance Between A and B Bank CUR_DIFF
O
Undercurrent Alarm UL_A O O
Undercurrent Time Delayed Fault UL_T O O*
Door open DS_T O O*
Rectifier fuse fault
FUSE_xP
FUSE_xN
O O*
Ground fault alarm GR_A_ O O O
Ground fault trip GR_T_ O O
External interlock IL O O
Motor cooling fan stop timer M_FN_T O O
Motor cooling fan stop M_FN O O O O
Motor overheat M_OH O O O O
Motor overheat alarm M_OH_A O O O
Main power supply loss MPSF O O*
Motor temperature sensor error MTMP_S O O O
AC over-current
OCA, OCA_B,
OCA_CNV
O O*
Power Module IGBT over-current
OCD_xA1
OCD_xA4
OCD_xB1
OCD_xB4
O O*
Power Module overheat OH_T_x O O*
Input Rectifier Overheat OH_REC O O*
Transformer over heat OH_TR O O*
AC Link Reactor Overheat OH_ACL_T O O*