Double speed electric hoist
Polipasto eléctrico de doble velocidad

Electric hoist double speed overview

Electric hoist with double speed is a type of small-sized lifting equipment, which is installed on various types of cranes such as single girder, grúas puente, grúas pórtico, grúas giratorias para manipulación de materiales. Double speed electric hoist is widely used in factory, minería, ferrocarril, puerto, y almacenamiento, etc..

Capacidad de levantamiento 0.5~32 toneladas
Altura de elevación 6~50m
Clase trabajadora M3,M4
Temperatura ambiente -25~40 ℃

Advantages of double speed electric hoist

The double speed electric hoists offered by Dongqi Hoist has the following advantages:

  • Double speed electric hoists is designed with compact structure, which enable the electric hoist small, light weighted, etc..
  • Fast and slow lifting speed of double speed electric hoists can make the lifting stable and easy.
  • High working efficiency, and long working life is the obvious advantages of double speed electric hoists.
  • Dongqi double speed electric hoists is also very easy to operate and is convenient to repair.

Double speed electric hoists offering

Dongqi Hoists can provide you double speed with the lifting capacity of 0.25 tonelada a 32 tonelada. Las especificaciones de algunos modelos de polipastos eléctricos de doble velocidad se presentan a continuación para su referencia..

Altura de elevación
(metro)		 velocidad de elevación velocidad de viaje cuerda de alambre
(es.(milímetros)		 Motor de elevación
(fuerza)		 Motor de desplazamiento
(fuerza)		 Fuerza
0.25 polipasto eléctrico 3,6,9 8(0.8/8) 20 3.6 0.4 0.06 CA 380v.50HZ,3PAG
0.5 polipasto eléctrico 6,9,12 20/30 4.8 0.8(0.2/0.8) 0.2 CA 380v.50HZ,3PAG
1 polipasto eléctrico 6,9,12,18,24,30 20/30 7.4 1.5(0.2/105) 0.2 CA 380v.50HZ,3PAG
2 polipasto eléctrico 20/30 11 3.0(0.4/4.5) 0.4 CA 380v.50HZ,3PAG
3 polipasto eléctrico 20/30 13 4.5(0.4/4.5) 0.4 CA 380v.50HZ,3PAG
5 polipasto eléctrico 20/30 15 7.5(0.8/7.5) 0.8 CA 380v.50HZ,3PAG
10 polipasto eléctrico 9,12,18,24,30 7(0.7/7) 20/30 15 131.5/13) 0.8*2 CA 380v.50HZ,3PAG
16 polipasto eléctrico 3.5(0.35/3.5) 18 17.5 131.5/13) 0.8*2 CA 380v.50HZ,3PAG

Features of double speed electric hoists

  1. Electric hoist lifting motor

  • The lifting motor of electric hoist is a bigger moment motor of taper rotor, con frenado asíncrono, por lo tanto, se necesita un frenado adicional.
  • Motor loading lasting rate is 25%, which can ensure the safety of the motor and the double speed electric hoist.
  • Lifting motor of double speed hoists has the B or F grade insulation and safety class of IP44/ P154.

  1. Electric hoist lifting speed reducer

Double speed electric hoists have a lifting speed reducer with the Class 3 rueda cónica de eje muerto, con larga vida laboral.

High intension gear made from heated alloy steel is equipped on the lifting motor of double speed electric hoist.

Tank body and cover of the electric hoist reducer are made of best cast iron, estrictamente ensamblado y sellado bien.

The reducer of double speed electric hoist is a separated device, que es conveniente para ser instalado y desinstalado.

Double speed electric hoist is equipped with high efficiency and high reliability reducer.

  1. Electric hoist protect function

Safety always comes first. The double speed electric hoists have multiple safety devices to ensure the safety of electric hoists and the working personnel.

The matched brennschluss topper is equipped on the electric hoists to ensure the safety during hoist travelling.

Head punch protection devices is also installed on the double speed electric hoist.

  1. Wire rope of double speed electric hoist

Wire rope of double speed electric hoists used is confirming with the national standards GB/T 20118-2006(6*37+1).

The wire rope of double speed electric hoist has good resistance to wear.

  1. Operation device of double speed electric hoist

Light and handy operation devices is used to the double speed electric hoist.

Double operating devices is offered for your selection.

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