Rockwell Automation 1395 DC Drive, 800-1250 Hp, FRN 5.XX-9.30 User Manual

Page 155

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Chapter 5
Programming Parameters

5-64

Parameter 725 – External Overtemperature Delay
[Ext Overtemp Dly]

Internal units : Seconds x 10
Programming Terminal units: Seconds
Minimum Value: 0.1
Maximum Value: 3276.7
Default Value: 1.0
Description: This parameter specifies the length of time that the
motor overtemperature discrete input must be low before a motor
overtemperature fault will be indicated.

Parameter 726 – SCR Overtemperature Delay [SCR Overtemp
Delay]

Internal units : Seconds x 10
Programming Terminal units: Seconds
Minimum Value: 0.1
Maximum Value: 3276.7
Default Value: 1.0
Description: This parameter specifies the length of time that the
heatsink overtemperature discrete input must be low before a SCR
overtemperature fault will be indicated.

Parameter 727 – Stall Delay [Stall Delay]

Internal units : Seconds x 10
Programming Terminal units: Seconds
Minimum Value: 0
Maximum Value: 100.0
Default Value: 10.0
Description: This parameter specifies the length of time that the drive
must be in current limit and at zero speed before a stall fault will be
indicated.

Parameter 728 – AC Line Tolerance Delay [AC Line Tol Delay]

Internal units : Seconds x 10
Programming Terminal units: Seconds
Minimum Value: 0
Maximum Value: 1.0
Default Value: 0.1
Description: This parameter specifies the length of time that the
supply voltage is allowed to exceed +10% of the rated value
(parameter 617) before a voltage out of tolerance fault will be
indicated.

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