produce　description

RCV slewing controller is a tower crane hoisting slewing controller device combined of three-phase AC variable voltage control and eddy current speed control.

After connection with the vortex torque motor and reduction box,through the potentiometer voltage instruction on the operation panel,to control the thyristor trigger conduction abgle of three-phase AC current and eddy current, so that control the rotation speed of eddy current torque motor,realize the smooth start,operation and stop of the tower crane slewing system.

packing　

ｏｕｒ　certificates

ｏｕｒ　service、

ｗｈｙ　ｃｈｏｏｓｅ　ＳＹＭ

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Q1<>: Are you a trading company or a factory?

A1<>: We are a trading company and have our own factory. We have both the price advantage of the factory and the thoughtful service of the trading company; and the advantage of taking responsibility.

Q2<>: Can you OEM production?

A2<>: Yes, we can customize the production according to the drawings.

Q3<>: How long is your delivery time?

A3<>: If the goods are in stock, usually 5-10 days. Or if the goods are not in stock, then 15-20 days, depending on the quantity.Always welcome you to visit China for ordering!

Q4<>: Do you test all your goods before delivery?

A4<>: Yes, we have 100% test before delivery.

Q5<>: Is it convenient to see visit your factory ?

A5<>: Yes,we welcome every customer to visit our company.

Q6<>: What is your steel material?

A6<>: Q345B,Q235B