Ap-62 Broken Belt Delay; Ap-75 Short Cycle Protection; Ap-76 Interval Between Starts; Ap-77 Minimum Run Time - GE AF-600 FP Operating Instructions Manual

Fan and pump drive (460v/575v 150hp and above)
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AP-62 Broken Belt Delay

Range:
10 s*
[0 - 600 s]

AP-75 Short Cycle Protection

Option:
[0] *
Disabled
[1]
Enabled

AP-76 Interval between Starts

Range:
par. DN-77
[0 to 3600 s]
s*

AP-77 Minimum Run Time

Range:
0 s*
[0 - par. AP-76 ]
NB!
Does not work in cascade mode.
B-00 DC Hold Current
Range:
50 %*
[0 - 160. %]
NB!
The maximum value depends on the rated motor current.
NB!
Avoid 100 % current for too long. It may damage the motor.
B-10 Brake Function
Option:
[0] *
Off
B-17 Over-voltage Control
Option:
[0]
Disabled
[2] *
Enabled
Function:
Sets the time for which the Broken Belt conditions must be active before carrying out the action selected
in par. AP-60 Broken Belt Function.
Function:
Timer set in par. AP-76 Interval between Starts is disabled.
Timer set in par. AP-76 Interval between Starts is enabled.
Function:
Sets the time desired as minimum time between two starts. Any normal start command (Start/Jog/Freeze)
will be disregarded until the timer has expired.
Function:
Sets the time desired as minimum run time after a normal start command (Start/Jog/Freeze). Any normal
stop command will be disregarded until the set time has expired. The timer will start counting following
a normal start command (Start/Jog/Freeze).
The timer will be overridden by a Coast (Inverse) or an External Interlock command.
Function:
Enter a value for holding current as a percentage of the rated motor current I
Current. 100% DC holding current corresponds to I
This parameter holds the motor (holding torque) or pre-heats the motor.
This parameter is active if [1] DC hold/Preheat is selected in par. H-80 Function at Stop.
Function:
No brake resistor installed.
Brake resistor incorporated in the system, for dissipation of surplus brake energy as heat. Connecting a
brake resistor allows a higher DC link voltage during braking (generating operation). The Resistor brake
function is only active in frequency converters with an integral dynamic brake.
Function:
Over-voltage control (OVC) reduces the risk of the frequency converter tripping due to an over voltage on
the DC link caused by generative power from the load.
No OVC required.
Activates OVC.
AF-600 FP High Power Operating Instructions
M,N
.
M,N
7
set in par. P-03 Motor
97

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