TOSHIBA

Parameter Explanations (cont'd)

Item 275, FM TERMINAL FUNCTION SELECTION (con't) - Choices for "FM" terminal's signal's function:

0:(default for "FM"). Pre-compensation reference frequency. This is the drive's internal frequency command and is affected by acc/dec and PID and droop (same as the actual output frequency displayed on the drive's keypad).

1:Post-compensation output frequency may be higher than frequency command (drive overspeeds to compensate for slip in vector control).

2:Frequency command. Use for master/follower. Not affected by stopping or accel/decel.

3:(default for "AM"). Output current. (output amps)2 =(torque amps)2+(excitation amps)2

4:DC bus voltage

5:Output voltage

6:Torque current. (output current)2 = (torque current)2 + (excitation current)2

7:Excitation current. (output current)2 = (torque current)2 + (excitation current)2

8:PID feedback value. This is the frequency represented by the feedback signal

9:Motor overload ratio. Example: H3 is rated for 150% FLA for 2 minutes. If H3 runs at

150% for 1 minute, this output will be 50%. Drive trips when ration hits 100%.

10:Inverter overload ratio. See example for selection 9 above.

11:Dynamic braking resistor overload ratio. See example for selection 9 above.

12:Input power (watts)

13:Output power (watts)

14:Meter calibration setting

15:Peak output current. Peak is reset by cycling power, initiating a run, or resetting drive.

16:Peak input voltage. Peak is reset by cycling power, initiating run, or resetting drive. Calculated from DC bus.

Item 276, FREQUENCY METER ADJUSTMENT - This setting adjusts the gain of the "FM" terminal. With Item 275 set to "14" (or Item 277 for the "AM" terminal), press the up/down arrows (ignoring parameter value shown) until external meter/system reads the following value for the chosen operating variable:

For post compensation frequency, adjust until meter/system reads 75% of Item 1, MAXIMUM

OUTPUT FREQUENCY

For post-compensation output frequency, adjust until meter/system reads 75% of Item 1,

MAXIMUM OUTPUT FREQUENCY

For frequency command, adjust until meter/system reads 75% of Item 1, MAXIMUM OUTPUT

FREQUENCY

For output current, adjust until meter/system reads drive rated amps (or 100%)

For DC bus voltage, adjust until meter/system 283 VDC for a 230 V drive or 566 VDC for a 460 V drive.

For output voltage, adjust arrows until meter/system reads 200 VAC (or 100%) for a 230 V drive or 400 VAC (or100%) for a 460 V drive.

For torque current, adjust arrows until meter/system reads drive rated amps (or 100%). For excitation current, adjust arrows until meter/system reads drive rated amps (or 100%). For PID feedback value, adjust arrows until meter/system reads 75% of Item 1, MAXIMUM

OUTPUT FREQUENCY.

For motor overload ratio, adjust arrows until meter/system reads 100%. For inverter overload ratio, adjust arrows until meter/system reads 100%.

For dynamic braking resistor overload ratio, adjust arrows until meter/system reads 100%.

For input power, adjust arrows until meter/system reads 346 X drive FLA for a 230 V drive or 692 X drive FLA for a 460 V drive.

For output power, adjust arrows until meter/system reads 346 X drive FLA for a 230 V drive or 692 X drive FLA for a 460 V drive.

For peak output current, adjust arrows until meter/system reads drive rated amps (or 100%). For peak input voltage, adjust arrows until meter/system reads 200 VAC for a 230 V drive or 400

VAC for a 460 V drive.

Inspection

Specifications Precautions

Wiring

Jumpers

Panel

Keypad

Programming Parameters

Service

Dimensions

Index

9 - 24

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Image 93
Toshiba H3 manual Output Frequency

H3 specifications

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