GENERAL DESCRIPTION
MVS SERIES 3 710-03261-00A
Section 2 General Description
2.1 Overview
The MVS Series provides compact and robust soft start solutions for control of
medium voltage motors. MVS Series soft starters provide a complete range of
motor and system protection features and have been designed for reliable
performance in the most demanding installation situations.
The MVS soft starter comprises two elements:
• a power assembly, which varies between different models (depending on
mains voltage and current rating)
• a controller module, which is common to all models
The power assembly and controller module are supplied as a pair and share the
same serial number. Care should be taken during installation to ensure the correct
controller and power assembly are used together.
2.2 Feature List
Starting
• Constant Current
• Current Ramp
• Torque Control
Stopping
• Soft Stop
Protection
• Under/Overvoltage
• Supply Frequency
• Phase Sequence
• Shorted SCR
• Motor Overload (Thermal Model)
• Electronic Shearpin
• Ground Fault
• Undercurrent
• Phase Imbalance
• Motor Thermistor
• Excess Start Time
• Power Circuit
• Auxiliary Trip
Interface
• Remote Control Inputs
(3 x fixed, 2 x programmable)
• Relay Outputs
(3 fixed, 3 x programmable)
• Analogue Output (1 x programmable)
• Serial Output (1 x RS485)
Human Interface
• Multi-Language Display
• Starter Status LEDs
• Event Log (99 positions, date and
time stamped)
• Trip Log (8 positions, date and time
stamped)
• Counters (starts, hours-run, kWh)
• Metering (current, voltage, power
factor, kWh)
• User Programmable Metering
Screen
• Multi-Level Password Protection
Power Connection
• 80 A to 321 A, nominal
• 2300 VAC to 11000 VAC
Accessories (optional)
• RTD Interface
• Modbus RTU Interface
• Profibus Interface
• DeviceNet Interface
• Synchronous Motor Control
• PC Software
• Remote Operator
• Overvoltage Protection
• MV Control Supply Transformer
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