Electric Winch Dual Thruster Brake Winch for Overhead Crane NWB Series

Goods description:
SWL(t) HOL(m)
5-500t Max.160m

Advanges:
Space maker, building cost saving
Heavy duty processing
Smat driving, higher efficiency
Maintenance free
Multiple lifting choices

Operate Conditions:
1. Working temperature: -20-+40 degree
2. Work moisture: <85%
3. Elevation: <1000m
4. No fire, no explosive goods, no corrosion medium.
5. Forbidden to lift melting metal, poisonous, explosive,
flammable goods.
6. The working duty is medium, when the working duty is level up, the rated lift capacity should be reduced accordingly (20% per level).
CE Approved JK Crane Winch

Model: JK, JM

Construction winch purpose.
Special designed according to clients requirement.

Heavy Duty Winch Trolley for Metallurgy is typically designed for steel mills, with the application of lifting steel ladle. Usually the classification group can reach A7. We are capable of carry on heavy duty crab trolleys for heavy industries.

Built-up Trolley Hoists are tough and custom designed to meet the service and duty requirements of each individual application. Nante can provide superior quality heavy duty Crab Trolley known for its excellent performance and longer working life. They are designed and manufactured for heavy service. Our robust design utilizes high quality power transmission equipment, controls, and true vertical lift reeving arrangements. The open wind configuration provides for ease of inspection and preventative maintenance.

1. This trolley used in the double rail overhead crane, gantry crane. It is an electric hoisting mechanism on the trolley frame.
2. It can be separated into two big parts: trolley flame,electric hoist, motor, brake, reducer, winding drum.
3. It is widely used in industries, warehouse... as a lifting equipment.

Application

It is wildly used in material handling, metallurgy, mining, oil, petrochemical, chemical, dye, pharmaceutical industry, surrounding protection project, distribution system, port, etc.

Design features

Standard features include:
Double reeving for true vertical lift
Upper weight operated hoisting limit switch
Upper and lower geared hoisting limit switch
Flux vector closed loop AC variable frequency hoist control
Scaler AC variable frequency trolley control
Heavy duty
Longer working life
High performance
Low to maintain

Trolley Frame:
One piece welded structure. Equipment is readily accessible from this upper deck.

Hoist Reducer:
Gear case is foot mounted and horizontally split. High-alloy steel mounted on spherical roller bearings.

Hoist Motor:
Standard motor is a foot-mounted motor, customer can choose the brand. Fully flexible geared coupling used at motor output shaft,

Hoist Brake:
Shoe brake is foot mounted, designed for 150% full motor torque. Brake shoes are made from non-asbestos materials and are self-aligning.

Hoist Drum:
Welded steel construction. Machined right and left hand grooving for true vertical lift. Half-depth grooving is provided for improved wire rope life.

Wire Rope:
Different specification is chosen for hoisting service. Sized for a 5:1 safety factor.

Lower Block:
Heavy, one-piece steel welding, sheaves are enclosed and fully guarded. Alloy or carbon steel hook is mounted on a roller thrust bearing for 360º rotation. A spring-loaded safety latch is also provided.

Limit Switches:
Hoist is provided with a weight operated upper limit and a rotary upper & lower geared limit switch.

    Nante Machinery is a subsidiary company of Zhejiang Zhongjian Road & Bridge Machinery Co, . LTD.

    We have 25 years experience in lifting equipment manufacturing.Four production bases and two R&D Centers covers an area of morethan 100, 000 square meters, and above 400+ skilled employees, among which, a rough 10% are engineers. Our production lines are all equipped with world-leading brand tools and devices.

    In recent years, our annual revenue has steadily exceeded 80 million USD, in which  20% are contributed from oversea market. We have established long term business relationship with lots of clients from USA, Singapore, Indonesia, Kenya, India, Cambodia, South Africa, Albania, Chile etc. 

    As a mature heavy machinery manufacturer, we not only produce individual industrial equipments, but also deliver an end-to-end solution to cover the entire project lifecycle including machinery design, manufacturing, installation and on-going maintenance. We have more than 50 models of products, which can be divided into five major categories as following:

1. Series of construction cranes

Bridge launching crane, form traveller, bridge deck launching gantry, tower crane etc.

2. Series of workshop, shipyard, and port cranes

overhead crane, gantry crane, jib crane and portal crane etc.

3. Various parts of cranes

Electric hoist, winch, motors, rails, bus bars etc.

4. Structural steel projects

Contractor of industrial steel structures such as new-built workshops, towers, chutes, etc

5. Steel Bailey bridges

Two standard models called Compact 100 and 200 in International market

    Quality concept lies deeply in our blood:

1. Passed ISO9001:2008 Quality Management System

2. Holder of Class A License of Manufacturing and Repairing of China Specialized Equipments.

3. Member of China Construction Machinery Association.

4. China AAA Credit Company

5. ZHEJIANG Top Brand and Trade Mark

    Fact is always more persuading than paper works. We Design and Build Chinese highest truss gantry crane, longest beam launcher and Drafter Chinese beam launcher national standard.

    We pursue the value of professional, innovation, integrity and win-win in our company’s long term development strategy. We target to become one of China’s top manufacturer and solution provider in the heavy machinery industry and a competitive player in the overseas market.