Allen-Bradley 2-D Uživatelský manuál stáhnout pdf (Strana 46)

5-8 Parameters and Programming

[Motor Overload Select]

Bulletin 160 provides Class 10 overload protection. Settings 0-2 select the

derating factor for the I

t overload function.

0/2 Numeric

Value

42 [Motor Overload Current]

Set to motor nameplate Full Load Amps (FLA).

0.1/200% of

Drive Rating

0.01A 115% of

Drive

Rating

43 [Current Limit]

Maximum output current allowed before current limiting occurs. Value set in

percent of drive rated output current.

1/180% of

Drive Rating

1% 150%

44 [DC Hold Time]

The time that P45 - [DC Hold Voltage] will be applied to the motor when P34 -

[Stop Mode Select] is set to either “DC Injection Braking” or “Ramp to Stop.”

0.0/25.0 0.1

Seconds

0.0

Seconds

45 [DC Hold Voltage]

DC Voltage level applied to the motor during braking when P34 - [Stop Mode

Select] is set to either DC Injection Braking or Ramp to Stop mode.

If the current exceeds P43 - [Current Limit] the voltage applied to the motor will

be less than this setting.

0/115 1 Volt 0 Volts

Program Group

No. Parameter Name/Description

Min./Max.

Range

Units

Factory

Default

Min Derate

100

% of [Overload Curent] Setting% of [Overload Curent] Setting

% of [Overload Curent] Setting

No Derate

100

% of Base Speed

% of Base Speed % of Base Speed

Max Derate

100

200

175

150

125100755025

200

175

150

125100755025 0

200

175

150

125100755025

Settings

0 = No Derating

1 = Minimum Derating

2 = Maximum Derating

DC Injection Braking Mode

Volts/Speed

Voltage

Time

Stop Command

Speed

[DC Hold Voltage]

[DC Hold Time]

Volts/Speed

Ramp-to-Stop Mode

Time

Stop Command

Voltage

deepS

[DC Hold Voltage]

[DC Hold Time]

1 2 ... 41 42 43 44 45 46 47 48 49 50 51 ... 91 92

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