GD-5510-01
Instructions Manual
(5) Overheat alarm signal output(O.H.A)
R1
Overheating may cause fire.
Stop operation upon output of this signal.
① Output current
a. I
C
≦6mA, V
CE
<2V
b. I
C
≦2mA, V
CE(sat)
<0.6V
V
CEO
≦30V
● Use overheat alarm signal output(O.H.A)without fail.
● In case of internal temperature of the driver reaches approx. 70℃ or more,
this signal is output (photo-coupler ON) and O.H.A LED comes on.
At this time the motor output current is not blocked.
● When this signal is output, stop operation and check if there is any
abnormality occurring with the motor and the driver.
● Perform the cooling measure of the mounting plate is enlarged or
compulsion air cooling, for example, if this signal is output
while no abnormality is detected.
● Continuous operation is possible unless this signal is output.
WARNING
9
10
O.H.A
R.GND
GD-5510-01
(J1)
Photo-coupler
-38-