Application
QX4 series automatic star-delta starter is suitable for reduced voltage starting of 3 phases cage inductive motors consist of delta-wiring stator winding , AC 380V,50/60Hz, power up to 75kw.
With timer,it can switch star to delta state automatically to reduce motor starting voltage & current.
The product includes AC contactor, thermal relay, time relay, push button with indication lamp ect. Automatic control type, adjust starting time between 0.4s and 60s, with overload & voltage-absent protection devices.
Operation surrounding & Installation
1.Ambient Temperature: -5ºC ~40ºC, the average < 35ºC within 24 hours
2.Operating Altitude: 1000m
3.Mounting Position: ±5°(Vertical Plane)
4.Pollution Class: 3 class.
5.Mounted type: III
Specification
Outline & mounted dimension(mm)
ModelABCDEQX4-17340240430350260QX4-30340240430350260QX4-55430240540355460QX4-75500270730425635