Suitable Application range:
Type of motor: three phase capacitance motor
Motor Power: 0.75Kw ~18.5Kw
Voltage: 380V~415V/AC
Frequency: 50Hz, 60Hz

Product Functions
Protect against short circuit
Protect against over current
Protect against open phase
Protect against lighting strike
Protect against pump dry-running
Voltage Current digital display.

Technical characters
Manual /Auto control
Double liquid level auto control
Pulse electrode probe check

Technical data

Action time of short circuit < 0.1 sec
Action time of open phase: < 2 sec
Action time of over current: 5 sec
Recovery time of over current: 30 min
Action time of dry-running protection: 6 sec.
Recovery time of dry-running: 30 min
Double liquid level transfer distance : ＞ 1000m

Installation environment index

Grade of protection: IP20
Environment temperature: －25℃~＋55℃
Environment humidity: (20~90)%RH