1
2
3
4
5
PRODUCTS
QZ1/2S Series AC crane adjusting speed control device
The series electronic control device matching with the master controller and resistors,used to control and protect the crane hoisting mechanism of wound-rotor induction motor starting,speed adjusting,reversing and braking.The scheme benefits are:Weight in the fall to get a steady speed,both medium and high speed gear,reliable,energy saving;compared with other speed control options,low cost,simple circuit,easy to maintain.The disadvantage is the stable low-speed can not be achieved in the direction of lifting.
key word:
Category:
L.V distribution and control
Product accessories
TEL：
QZ1/2S Series AC crane adjusting speed control device
Graphic details
The series electronic control device matching with the master controller and resistors,used to control and protect the crane hoisting mechanism of wound-rotor induction motor starting,speed adjusting,reversing and braking.The scheme benefits are:Weight in the fall to get a steady speed,both medium and high speed gear,reliable,energy saving;compared with other speed control options,low cost,simple circuit,easy to maintain.The disadvantage is the stable low-speed can not be achieved in the direction of lifting.
previous page
previous page
QY2K Series AC crane thyristor stator adjusting voltage and speed control device
RELATED PRODUCTS