3 Operating the SAMMS-LV Device

Function

Function Description

Range

 

Number

 

 

 

 

F12

Select ground fault protection or

ON/OFF

 

 

warning. ON means protection; OFF

 

 

 

 

means warning.

 

 

 

 

 

 

 

F12A

Select ground fault pick-up current

1A:

1.5A

 

value.

1B:

2A-5A

 

 

1C:

2A-I FLC

 

 

2A:

2A-I FLC

 

 

2B:

2A-I FLC

 

 

3:

2A-I FLC

 

 

4:

2A-I FLC

 

 

5:

5A-I FLC

 

 

6:

10A-I FLC

 

 

IFLC is the value of IFLC for

 

 

OLR#2 if F3 is not set to

 

 

OFF. If F3 is OFF, I is

 

 

 

 

FLC

 

 

the value of IFLC for

 

 

OLR#1.

 

F13

Set programmable timer #1.

OFF - 200 seconds

 

 

 

F14

Set programmable timer #2.

OFF - 200 seconds

 

 

 

 

F15

Display the average line current and the

1A:

0.0 - 16.8A

 

individual line currents.

1B:

0.0 - 67.1A

 

 

1C:

0.0 - 99.9A

 

 

 

100

- 268A

 

 

2A:

0.0 - 402A

 

 

2B:

0.0 - 503A

 

 

3:

0.0

- 1006A

 

 

4:

0.0

- 1509A

 

 

5:

0.0

- 3018A

 

 

6:

0.0

- 6036A

 

 

 

 

F16

Display the most recent trip current.

1A:

0.0 - 16.8A

 

 

1B:

0.0 - 67.1A

 

 

1C:

0.0 - 99.9A

 

 

 

100

- 268A

 

 

2A:

0.0 - 402A

 

 

2B:

0.0 - 503A

 

 

3:

0.0

- 1006A

 

 

4:

0.0

- 1509A

 

 

5:

0.0

- 3018A

 

 

6:

0.0

- 6036A

 

 

 

F17

Display the percentage current

0 - 100%

 

unbalance. OFF is displayed if

 

 

 

 

unbalanced protection is off.

 

 

 

Table 3.8 Motor control and protection functions (page 2 of 3)

Step Size

N/A

N/A

1A

1A

1A

1A

1A

1A

1A

1A

1second

1second

0.1A

0.1A

0.1A

1A

1A

1A

1A

1A

1A

2A

0.1A

0.1A

0.1A

1A

1A

1A

1A

1A

1A

2A

1%

Default Value

OFF

1.5A

5A

5A

10A

10A

10A

10A

10A

20A

OFF

OFF

N/A

N/A

N/A

28

Page 30
Image 30
Siemens MCC-3298 Means warning, Select ground fault pick-up current Value 2A-5A, Iflc is the value of Iflc for, 10A 20A