soft starter for air compressor 5 5kW 600kW

ZJR-2 Soft Starter

Main Technic Data

Input Power Supply

Input Voltage

Three-phase 380V-15% ~415+10%

Frequency

50/60Hz

Adaptive Motor

Squirrel-cage three-phase asynchronous motor

Starting Times

It is recommended not to exceed 20 times per hour.

Control Mode

1) Operation panel control; 2) Operation panel + external control; 3) External control; 4) External control + COM control; 5) Operation panel + external + COM control; 6) Operation panel + COM control; 7) COM control; 8) No start or stop operation.

Start Mode

1) Current-limiting start; 2) Voltage ramp start; 3) Kick start + current-limiting start; 4) Kick start + voltage ramp start; 5) Current ramp start; 6) Voltage current-limiting double closed-loop start.

Stop Mode

1) Soft stop; 2) Free stop.

Protective Function

Open loop protection for external instantaneous stop terminals; 2) Over-heat protection for soft starter; 3) Protection for too long starting time; 4) Input open phase protection; 5) Output open phase protection; 6) Unbalanced three-phase protection; 7) starting over current protection; 8) Running overload protection; 9) Under voltage protection for power voltage; 10) Over voltage protection for power voltage; 11) Protectionfor fault parameter setting; 12) Load short circuit protection; 13) Auto restart or incorrect wiring protection; 14) Incorrect wiring protection of external control stop terminals.

Ambient

Place to be used

Indoor location with good ventilation free from corrosive gas and conductive dust.

Altitude

Below 3000M. It have to rise the rate power when the altitude is more than 3000M.

Ambient
Temperature

 
-30~+55C

Ambient Humidity

≤90%RH without dew condensation.

Vibration

<0.5G

Structure

Protection Class

IP20

Cooling Pattern

Natural wind cooling.