Compare and Chose Your Right Control Level
CHARACTERISTICS
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ITEMS |
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Basic | Soft Start | |||
Drive Start and Stop | Star-Delta or Direct Start |
Soft Starter | Frequency Converter |
Frequency Converter |
Motor Protections Against: |
||||
Short circuit | Yes | Yes | Yes | Yes |
Overload | Yes | Yes | Yes | Yes |
Dry-Running | Yes | Yes | Yes | Yes |
Low-Quality AC | - | Yes | Yes | Yes |
Phases Asymmetry | - | Yes | Yes | Yes |
Pump Blocked | - | Yes | Yes | Yes |
Low Insulation Resistance |
- | Yes | Yes | Yes |
Overheating windings (built-in PTC) |
- | - | Yes | Yes |
Earth Leakage | - | - | Yes | Yes |
Yes | ||||
Automatic Operation Mode |
Discrete Sensors |
Discrete Sensors |
Discrete and Analog Sensors |
Discrete and Analog Sensors |
Cascade pumps' Connection |
- | - | Yes | Yes |
Display of Sensors' Readings |
- | Indicators and Electronic Instruments |
Indicators and electronic instruments, signals converters |
Multi-Functional Devices for all system parameters |
Smooth drive and Control |
- | - | Yes | Yes |
PLC application | - | - | Yes | Yes |
Operator panel | - | - | - | Yes |
SCADA Human- Machine Interface |
- | - | - | Yes |
Transfers to Control Room by field bus |
- | - | Yes | Yes |
Onboard Computer | - | - | - | Yes |
Application of DGPS Systems |
- | - | - | Yes |