1.It is applicable for automatic level, pressure control and protection of single-phase deep well pump and pipeline pump etc. started directly by 0.37-3KW;
2.Auto/Manual control;
3. Five working modes: with pressure sensor; with float switch; with liquid level sensor; with mechanical pressure switch and with electric contact pressure gauge, suitable for various working condition;
4.Under/over voltage protection;
5.Over current protection;
6.Short circuit protection;
7.Built-in start capacitor is available;
8.Built-in air breaker protector;
9.Current one key set by automatically or manually;
10. Dry-running protect acting time adjustable(10 seconds, 3mins, 5mins),suitable for various pump and working condition;
11.Dry-running current value adjustable(70%,80%,85% of rated current);
12.PW-03MP built-in ac contactor, suitable for deep well pump with 2.2-3KW and motor line within 400 meters;
13.Dry-running protection with sensor free;
14.LCD screen displays voltage, current value;
15.LCD displays fault information and alarm;
16.It can be configured according to user's requirements.
