Multiples of flc – Rockwell Automation 7763 Medium Voltage OneGear SMC Flex Motor Controller (10-15 kV) User Manual

Page 29

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Rockwell Automation Publication 7760-UM001D-EN-P - October 2014

29

Product Overview

Chapter 1

Figure 14 - Overload Trip Curves

Figure 15 - Restart Trip Curves after Auto Reset

1.0

10.0

100.0

1000.0

10000.0

1 10

2 3

9

8

7

6

5

4

0.1

1.0

10.0

100.0

1000.0

1 10

2 3

9

8

7

6

5

4

1.0

10.0

100.0

1000.0

10000.0

1 10

2 3

9

8

7

6

5

4

1.0

10.0

100.0

1000.0

10000.0

1 10

2 3

9

8

7

6

5

4

1 10

2 3

9

8

7

6

5

4

1 10

2 3

9

8

7

6

5

4

1 10

2 3

9

8

7

6

5

4

1 10

2 3

9

8

7

6

5

4

Multiples of FLC

Multiples of FLC

Multiples of FLC

Multiples of FLC

Appr

oxima

te T

rip T

ime

(sec

on

ds)

Ap

pr

ox

ima

te

T

rip

Time

(seconds)

App

ro

xima

te

T

rip

T

ime

(s

ec

ond

s)

Appr

oxima

te T

rip T

ime

(sec

on

ds)

Approximate trip time for 3-phase
balanced condition from cold start

Approximate trip time for 3-phase
balanced condition from cold start

Class 10

Class 15

Class 20

Class 30

100000

1000

100

10

1

0

100%

1000%

Class 10
Class 15
Class 20
Class 30

Se

c

ond

s

Class 10
Class 15
Class 20
Class 30

Class 10
Class 15
Class 20
Class 30

Auto Reset Times
Class 10 = 90 s
Class 15 = 135 s
Class 20 = 180 s
Class 30= 270 s

Percent Full Load Current Setting

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