Configuration Settings; Overview - GE LM10 Instruction Manual

Motor protection system
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CHAPTER 4: FUNCTIONALITY
4.2

Configuration Settings

4.2.1

Overview

LM10 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
An overview of the LM10 programmable parameters is shown below.
Table 4–1: LM10 Programmable Parameters
Parameter
Control power transformer
CPT ratio
Current transformer
CT / sensor pack
CT turns
Starter type
FLA (RUN1 and RUN2)
Ground fault level
Ground fault timeout
Jam level
Jam timeout
Stall level
Stall timeout
Current unbalance level
Current unbalance
timeout
Load loss level
Load loss timeout
Undervoltage
Overvoltage
Aux. sense 1 time delay
Aux. sense 2 time delay
Run 1 to Run 2 time delay;
Run 2 to Run 1 time delay
Under/overvoltage enable
Maintained input switches
Auto restart
Range/Options
200:120, 240:120, 480:120, 600:120,
2400:120, 3000:120, 3300:120,
4200:120, 4800:120, 5400:120,
6000:120, 7200:120
27 A Sensor Pack, 90 A Sensor Pack,
75:5, 100:5, 150:5, 200:5, 225:5,
250:5, 300:5, 400:5, 500:5, 600:5,
700:5, 800:5
1 to 4 in steps of 1
FVNR, FVR, RV, 2S1W, 2S2W, Custom
1.2 to 800 A in steps of 0.1
0.4 to 20 A in steps of 0.2 or Off
0 to 2.5 seconds in steps of 0.1
100 to 250% of FLA in steps of 1 or
Off
0 to 1000 seconds in steps of 5
330 to 600% of FLA in steps of 5 or
Off
0 to 30 seconds in steps of 0.5
2 to 25% of FLA in steps of 1 or Off
0 to 255 seconds in steps of 1
15 to 100% of Full Load in steps of 1
or Off
0 to 255 seconds in steps of 1
96 V fixed (trip delay time 0.5 sec.)
140 V fixed (trip delay time 0.5 sec.)
0.1 to 25.0 sec. in steps of 0.1 for ON
state; 0.0 sec. for Disabled
0 to 600 seconds in steps of 1
Off, On
Off = momentary,
On = maintained/latched
Off, On
CONFIGURATION SETTINGS
Default
Reference
240:120
page 4–31
100:5 Ratio
page 4–31
1
page 4–31
FVNR
page 4–32
100.0 A
page 4–32
Off
page 4–32
0.5 sec.
page 4–32
Off
page 4–32
120 sec.
page 4–32
Off
page 4–32
10 sec.
page 4–32
Off
page 4–32
5 sec.
page 4–32
Off
page 4–32
60 sec.
page 4–32
96 V
page 4–34
140 V
page 4–34
0.4 sec.
page 4–34
0 sec.
page 4–34
On
page 4–34
Off
page 4–34
Off
page 4–34
4–29

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