Technical requirements for electrical system of CNC pipe bending machine for Chinese automobile: Focus on the technical requirements of the electrical system of the CNC pipe bending machine in China, the following contents are the specific contents of the electrical system technical requirements of the Chinese automotive numerical control pipe bending machine: Http://www.king-mazon.com/About_Company.aspx

A) in accordance with the three-phase five wire system;

B) the emergency stop button uses the red mushroom head lock button, which is normally closed contact for the safety circuit;

C) the operation desk box structure, the structure of the components should be easy to repair and parts replacement;

D) electrical wiring (wire and cable) shall be labeled, and consistent with the drawings. Labeling requirements for printing, long-term use of non bleaching, and can be waterproof, anti oil, in addition, the same wire ends of the label must be the same, the same terminal on the same terminal;

E) the control cabinet of each component should have a permanent sign, and should be consistent with the name of the drawings, the label position can not stick on the components, should be the nearest reasonable layout;

F) control cabinet elements should be reserved for more than 10% of the location, the equipment for the new features and transformation, etc.;

G) terminal plate to reserve more than 10% of the standby terminal, terminal board, such as with insurance, it is necessary to fuse the fuse indicator; the line must be kept within the line of the line to keep more than 10%;

H) the connection of the total electrical box and the equipment is connected with a wire slot or a metal pipe;

I) all electric wires are connected to the terminal plate, and may not be directly connected to the joint;

J) mobile equipment line part is relatively long, and there is interference by wiring or tank chain rings;

K) to take protective measures to prevent water, dust, oil into the electric cabinet;

L) all of the separation box, including the junction box, hydraulic station, lubricating station, etc.;

M) motor must have the corresponding flow, overload and so on;

N) in the motor terminal box to have a separate ground wire;

O) fence, etc.) cover safety device.