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CHAPTER 4: FUNCTIONALITY CONFIGURATION SETTINGS
LM10 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL 4–31
4.2.3 Language
PATH: Configuration Ø ENGLISH/SPANISH
This setting selects the language (either English or Spanish) to display on the PDU interface.
4.2.4 CTs and CPTs
PATH: Configuration ØØ CTs & CPTs
The CT and CPT settings are described below.
• Ctrl Pwr Xformer (control power transformer (CPT)): Select a CPT ratio from the choices
provided. The default CPT ratio is 240:120.
• Cur Xfr / Sensor (current transformer): Select a CT ratio from the choices provided.
The first two menu choices refer to sensor packs, while the remaining options are
ratios of compatible CTs that might be used with the LM10.
• CT Turns: The CT may be configured so that wires are passed through the CT multiple
times to increase values. This changes the effective CT ratio. Select a value between 1
and 4 for the number of turns (passes) through the CT.
Configuration
Passcode, Login
Run Operations
Factory default
See page –37.
Configuration
Run Operations
Factory default
See page –38.
Configuration
Factory deflt
See page –38.
Configuration
ENGLISH
CTs & CPTs
Starter Type
Configuration
ENGLISH
SPANISH
Range: SPANISH, ENGLISH
Configuration
CTs & CPTs
Starter Type
RUN 1 Setup
CTs_CPTs
Ctrl Pwr Xformer
Range: 200:120; 240:120, 480:120,
600:120, 2400:120, 3000:120,
3300:120, 4200:120, 4800:120,
5400:120, 6000: 120, 7200:120
CTs_CPTs
Cur Xfr / Sensor
Range: 27 FLA SenPak, 90 FLA SenPak,
75:5, 100:5, 120:5, 150:5, 200:5,
225:5, 250:5, 300:5, 400:5, 500:5,
600:5, 700:5, 800:5
CTs_CPTs
CT Turns: 1
Range: 1 to 4 in steps of 1