GTW88-M Intelligent Controller
GTW88 intelligent intelligent controller, is the core of DW45 series intelligent universal air circuit breaker，it can make the distribution line and power equipment from overload, short circuit, ground, leakage, overvoltage, undervoltage, voltage imbalance and other hazards.
Main Function
Protection and Monitoring
Multi-curve overload short-circuit protection short-circuit protection
Short circuit transient protection current imbalance protection
Ground or earth leakage protection neutral phase protection
MCR and HSISC protection load monitoring
Overvoltage, undervoltage protection voltage unbalance protection
Four sets of programmable contact output harmonic influence coefficient
Measuring
Current Measurement Voltage Measurement
Temperature measurement frequency measurement
Power Measurement Power Factor Measurement
Harmonic influence coefficient measurement
Events and Data Records
Three fault records the main contact wear equivalent
The number of operation trips
System clock fault self-diagnosis
Wire break self-diagnosis simulation experiment
Communication
Standard RS485 interface includes Modbus-RTU
External module can be converted to Profibus-DP or DeviceNet
Programmer communication (optional)
User interface
LED digital display LED status indication
