VR-810MR
Standard features
Have such protection functions as short circuit protection, stalling protection, overload protection, earthing protection, open phase/unbalance protection, underload protection, TE curve protection, electric dazzling protection;
Measure such electrical parameters as three-phase current, zero-sequence current, three-phase current unbalance factor, realize comprehensive protection for motor, and record the protection events;
Four kinds of protection control output modes:
1.Direct start 2.Trip protection
3.Wye/ delta start 4.Circuit breaker protection
Wide range AC/DC power supply: AC/DC110V ～ 250V；
RS-485 communication interface, Modbus-RTU communication protocol;
7-channel remote digital signal input: 5-channel with start/ stop/ emergency stop/ communication/ display control functions, 3-channel relay output: 1-channel for failure alarm output;
Three-phase current measurement and SOE records, real-time reading via communication interface; the protection parameters can be set through display unit and communication software;
Optional features
Extended display unit: real-time display of power measurement, on-site setting of parameters
Digital LED display unit PDM-810DS (DS)
Digital LCD display unit PDM-810DSC (DSC)
Chinese LCD display unit PDM-810DSC-2 (DSC2)
There are two current input modes available for user's choice.
1. Special small CT input (MT optional): less than 15A ( MT25), 15A-60A (MT100 ), 30A-110A ( MT150), 60A-150A (MT250 )
2. In case of more than 150A, adopt standard CT (1A/ 5A)
Overall Dimensions:
