External Stops Drive By An External Alarm Signal. O H; Memory Error Detects Memory Ee-Prom Malfunction. E R - GE Fuji Electric AF-300ES Instructions Manual

Protective
Function
External Stops Drive by an external alarm signal.
OVER HEAT OH2 (external equip. alarm), Operating conditions that need to be reviewed:
Drive
Display
Protective
Function
Memory error Detects memory EE-PROM malfunction.
MEMORY ERROR Er 1 (drive), Operating conditions that need to be reviewed:
Drive
Display
Protective
Function
Keypad Detects a continuous communication error between control PCB
communication and keypad panel. (If Inverter is operated from control circuit
terminals, it will continue to operate without an alarm signal,
enen if E r 2 occurs. When communication is restored, the E r 2
display will be cleared.)
COMMUNICATION ERROR Er 2 (keypad), Operating conditions that need to be reviewed:
Drive
Display
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Function Explanation
THR OPEN
Function Explanation
ELEC NOISE
HARDWARE MALF
Function Explanation
ELEC NOISE
HARDWARE MALF
WIRING
8-6
LED Alarm RY
Remarks
Display (30A, B & C)
O H 2
LED Alarm RY
Remarks
Display (30A, B & C)
E r 1
LED Alarm RY
Remarks
Display (30A, B & C)
E r 2
X
X
X