F448, F452, F447 – Toshiba H9 User Manual

Page 167: F449, F451

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H9 ASD Installation and Operation Manual

159

Regenerative Braking Torque Limit 3 Level

Program

Torque

Manual Torque Limit Settings

This parameter is used to set the negative torque upper limit for the #3 motor
profile when multiple motors are controlled by a single drive or when a single
motor is to be controlled by multiple profiles.

Direct Access Number — F447

Parameter Type — Numerical

Factory Default — 250.0 (Disabled)

Changeable During Run — Yes

Minimum — 0.00

Maximum — 250.0 (Disabled)

Units — %

Power Running Torque Limit 4 Level

Program

Torque

Manual Torque Limit Settings

This parameter is used to set the positive torque upper limit for the #4 motor
profile when multiple motors are controlled by a single drive or when a single
motor is to be controlled by multiple profiles.

Direct Access Number — F448

Parameter Type — Numerical

Factory Default — 250.0 (Disabled)

Changeable During Run — Yes

Minimum — 0.00

Maximum — 250.0 (Disabled)

Units — %

Regenerative Braking Torque Limit 4 Level

Program

Torque

Manual Torque Limit Settings

This parameter is used to set the negative torque upper limit for the #4 motor
profile when multiple motors are controlled by a single drive or when a single
motor is to be controlled by multiple profiles.

Direct Access Number — F449

Parameter Type — Numerical

Factory Default — 250.0 (Disabled)

Changeable During Run — Yes

Minimum — 0.00

Maximum — 250.0 (Disabled)

Units — %

Accel/Decel Operation After Torque Limit

Program

Torque

Torque Limit Settings

In a Crane/Hoist application that is operating using a mechanical brake, this
parameter is used to minimize the delay between the brake release and the
output torque reaching a level that can sustain the load.

This setting may reference time or the operating speed of the motor.

Settings:

0 — In Sync with Accel/Decel
1 — In Sync with Minimum Time

Direct Access Number — F451

Parameter Type — Selection List

Factory Default — In Sync with Accel/
Decel

Changeable During Run — Yes

Power Running Stall Continuous Trip Detection Time

Program

Protection

Stall

This parameter is used to extend the Overvoltage Stall (

F305

) and the

Overcurrent Stall (

F017

) time settings.

Direct Access Number — F452

Parameter Type — Numerical

Factory Default — 0.0

Changeable During Run — Yes

Minimum — 0.0

Maximum — 1.0

Units — Seconds

F447

F452

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