Technical Manual
Page 2
ISSUE 7 28/9/99
2. Summary of Features
2.1. Control Functions
Full Control of:
Direct on Line Motor Starters
Direct on line Reversing Motor Starters
Direct on Line 2 Speed Motor Starters
Star/Delta Motor Starters
Undervoltage Dip Restart Facility
Motor Starts Limitation
Integral Start & Stayput Stop Buttons
Circuit Breakers.
2.2. Protective Functions
Voltage Based:
3 Phase Undervoltage Protection
3 Phase Overvoltage
Phase Sequence Protection
Phase Loss Protection
Current Based:
Thermal Overload Protection
Load increase Alarm
Thermal Capacity Pre-Alarm
Locked Rotor/Stall Protection
2 Stage Undercurrent Protection
High Set Overcurrent Protection
Low Set Overcurrent Protection
2 Stage Current Unbalance Protection
Excess Starting Time Protection
2 Stage Earth Fault Protection
Excess No of Starts Protection
RTD/Thermistor Based:
3 Channel RTD/Thermistor Temperature Protection
2.3. Displayed Data
Measured Data
Both Phase Volts and Line Volts
Phase Amps
Earth Fault Current
RTD/Thermistor Channel resistance
Power VA
Power KW
Power Factor
Calculated Data
Motor Load - Percentage FLC
Thermal Capacity Used
Time to Trip
Time to Start
Unbalance Current
Summary of Contents for MPC2000+
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