Rockwell Automation FlexPak 3000 Power Module Version 4.2 User Manual

Page 120

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APPENDIX B

FlexPak 3000

49’1340 e

B-16

FIELD DELTA HIGH LIM (P.587)

High limit of the field current PI block. See FIELD AUTO WEAKEN for block diagram.

Parameter Range:

0 to 180 Degree

Default Setting:

130 Degree

Parameter Type:

Configurable

OIM Menu Path(s):

Field - Field Current Regulator - Field Loop Test Points

Refer also to Parameters:

FIELD AUTO WEAKEN (P.517)

FIELD ECONOMY DELAY (P.501)

After the motor stops, the drive maintains full field for FIELD ECONOMY DELAY minutes before
entering field economy. When the motor starts again, the drive immediately returns to full field. FIELD
ECONOMY DELAY has no effect on the operation of the standard field supply. Field economy cannot be
disabled.

Parameter Range:

0 to 27 minutes

Default Setting:

5 minutes

Parameter Type:

Tuneable

OIM Menu Path(s):

Field - Standard/Enhanced Field Supply
Field - Field Current Regulator - Field Loop Configure

FIELD ECONOMY REF (P.511)

Only available if the Field Current Regulator Kit is installed.
The percentage of MOTOR HOT FLD AMPS set as a reference for field economy mode.
This parameter must be set above the FIELD LOSS THRESHOLD value to avoid field loss faults.
Field economy becomes active after the delay specified by FIELD ECONOMY DELAY from the time the
motor stops. The drive enters field economy when first powered up. FIELD ECONOMY ACTIVE
indicates when field economy is active.

Parameter Range:

0 to 100%

Default Setting:

0%

Parameter Type:

Tuneable

OIM Menu Path(s):

Field - Field Current Regulator - Field Loop Configure

Refer also to Parameters:

FIELD ECONOMY ACTIVE (P.599), FIELD ECONOMY DELAY (P.501),
FIELD LOSS THRESHOLD (P.512), FIELD REF REGISTER (P.513),
MOTOR HOT FLD AMPS (P.510)

WARNING

The incorrect setting of this parameter can cause a motor overvoltage condition.

Set MOTOR HOT FLD AMPS to the motor's nameplate value. Make sure FIELD ECONOMY REF

and/or FIELD REF REGISTER (P.513) is above FIELD LOSS THRESHOLD (P.512).

Failure to observe this precaution can result in bodily injury and damage to the equipment.

MOTOR HOT FLD AMPS

MOTOR HOT FLD AMPS

FIELD REF REGISTER

MUL

DIV

GAIN

LO

0

HI

(FIELD ECONOMY ACTIVE)

ON

OFF

(FIELD REFERENCE)

P.510

P.599

P.590

P.510

P.513

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