... fast respond, high control accuracy, safe, stable and reliable for operating, strong anti-jamming ability. It can make the ... connection mode, easy to use. 5. Intelligent digital control pannel for easy operation. 6. Inbuilt intelligent fan, low frenquency filter, ... external short protection. Can store relevant data for trace and diagnose. 7. Suitable for all inverters, such as Siemens, ABB, etc. ...