Chapter 3: Configuration and Parameters
Page 3–29Stellar
®
SR55 Series Soft Starter User Manual – 1st Ed, Rev F – 09/18/2019
parameTer deTails – “advanCed” menu of parameTers (ConTinued)
P4.3 – Stop Current Limit Level Type:
Description:
Read/Write
The current in amps at which the soft stop ramp is not allowed to go above.
• Normally set to 350% motor FLA. Increase if motor decelerates too rapidly. Increasing this
setting allows the motor to take longer to decelerate.
• The current limit level will effect actual time to stop the motor.
Range: Modbus Decimal Value: Default:
100% I-motor – 450% I-SR55 linear scale ( 1 = 1mA ) 350%
I-motor
Modbus Address: Modbus Format:
28800 ( 7080 hex ) 16-bit unsigned
Touchscreen Menu Path:
Home → Advanced → Stop Settings → Stop Current Limit → Stop Current Limit Level
P4.4 – Stop Current Limit Time Type:
Description:
Read/Write
The maximum time allowed for the current limit.
• If the current limit is still active at the end of this period the SR55 will either ‘trip’ or ‘continue.’
Range: Modbus Decimal Value: Default:
1s – 300s linear scale ( 1 = 1 s ) 10s
Modbus Address: Modbus Format:
28864 ( 70C0 hex ) 16-bit unsigned
Touchscreen Menu Path:
Home → Advanced → Stop Settings → Stop Current Limit → Stop Current Limit Time
advanCed “moTor proTeCTion” parameTers
P5.0 – Motor Current Hold. Reg. Type:
Description:
Read/Write
This should be set to the Full Load Current shown on the motor plate.
• The overload works with multiples of the set “Motor Current” (i-motor).
• Also referred to as Motor FLA.
Range: Modbus Decimal Value: Default:
10% I-rated – 100% I-rated linear scale ( 1 = 1mA ) 100% I-rated
Modbus Address: Modbus Format:
25728/25729 ( 6480/6481 hex ) 32-bit unsigned
Touchscreen Menu Path:
Home → Advanced → Motor Protection → Motor Current
(also Home → Auto Setup → Motor Current)
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