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11-15
Trips and Fault Finding
890CS Common Bus Supply - Frames B & D; 890CD Common Bus Drive and 890SD Standalone Drive - Frames E & F
Trips Table for the 890CS
6511
Keypad
Display
6901
Keypad
Display
Description
Possible Reason for Trip
DCHI
OVERVOLTAGE
The shared dc link voltage
is too high
The supply voltage is too high
Trying to decelerate a large inertia load too quickly
The brake resistor is open circuit
OC
OVERCURRENT
The current being drawn
from the drive is too high
HOT
HEATSINK
The heatsink temperature is
too high
IT
INVERSE TIME
High output current for
prolonged period, (warning
only)
DISP
DISPLAY / KEYPAD
Keypad has been
disconnected from drive
whilst drive is running in
local control
Loose connection to display
SCI
LOST COMMS
Not used
Refer to Parker Hannifin technical support