

Product DescriptionJPMX-303CMThis series of busbar processing machine has three
The LTMC 303E-3-S is a 3-in-1 CNC busbar processing machine that combines punching, shearing and bending in a single unit, built for switchgear builders, panel shops and transformer manufacturing. It processes copper (C11000/Cu-ETP) and aluminium busbars, with nominal force of 300 kN. Repeatability is held across production runs and the machine integrates with CAD/CAM workflows for switchgear builders. It is built in a 20,000 m2 plant in Jinan, China with more than 100 machining units, with CE certification and IEC/UNE compliance, and exported to more than 50 countries with commissioning, operator training, spare parts and continuous technical support.
303E-3-S – Nominal force: 300 kN. Reference condition: nominal machine envelope. Benchmark: 303U-3-C publishes 300 for the same parameter.
303E-3-S – Max.thickness: 12 mm. Reference condition: nominal machine envelope. Benchmark: 303U-3-C publishes 12 for the same parameter.
303E-3-S – Max.width: 150 mm. Reference condition: nominal machine envelope. Benchmark: 303U-3-C publishes 150 for the same parameter.
What is the 303E-3-S?
It is a 3-in-1 CNC busbar processing machine that combines punching, shearing and bending in a single unit manufactured by LTMC.
What is the nominal force of the 303E-3-S?
The nominal force of the 303E-3-S is 300 kN.
Which industrial applications is the 303E-3-S intended for?
It is intended for switchgear builders, panel shops and transformer manufacturing.
Does it meet European market requirements?
Yes. It is built with CE certification and IEC/UNE compliance and exported to more than 50 countries with commissioning, operator training, spare parts and continuous technical support.
Product Description
303E-3-S
This series of busbar processing machine has three processing units: punching, shearing/cutting and bending. The three units can be used simultaneously or sequentially, the working stroke of each processing unit can be easily adjusted, which shortens the processing time and improves production efficiency. The main function is processing copper and aluminum busbar.
Technical Parameters
Item | Model |
303E-3-S | |
Nominal force (kn) | 300 |
Punching dia. range (mm) | ф4.3~ф25 |
Max.thickness (mm) | 12 |
Max.width (mm) | 150 |
Max.shearing thickness (mm) | 12 |
Max.shearing width (mm) | 150 |
Max.horizontal bending width (mm) | 150 |
Max.horizontal bending thickness (mm) | 12 |
Max.vertical bending size (mm) | 10×100 |
Power (kw) | 1×4KW |
Table size (mm) | 1650×1050 |
Outside dimension (mm) | 1720×1220×1220 |
Container size (mm) | 1800×1300×1430 |
Total weight (kg) | 1220KG |
Main Features
1. The cutting processing unit adopts vertical processing mode, flexible and convenient to operate. It adopts flat blade cutting, and the incision interface of workpiece is flat, no waste, burrs and droop.
2. The punching unit uses a six-mode turnplate in tooth shape with good view, and no need to change the dies frequently, and the operation is simple and efficient.
3. The bending unit adopts a horizontal bending. By changing molds, could be completed the processing of flat bending or vertical bending.
4. A variety of processing functions such as embossing, flattening, twisting, and crimping of cable ends can be achieved by changing the molds.
5. The machine has four casters, so it is easy to be moved everywhere needed.
6. Different molds or tools can be installed according to user requirements to complete special shape processing.
Product Details Dispaly

Processing
Punching samples

It can punch round hole and oblong hole with punching unit.
Cutting samples

The cutting unit adopts vertical cutting mode, flexible and convenient to operate. The interface of busbar is flat, no waste, no burr and droop.
Bending samples

The bending unit adopts closed integral frame structure. It can bend flat bending, horizontal bending, vertical bending and U-bending.
Other Processing Samples


Our Factory

Our Service
Customer inquiry - Quote - Order - Release production notice - Ship - After sale service

Our after-sales service engineers will also have return visit to you on a regular basis to listen to your valuable opinions and continuously improve product quality.
Package & Delivery

We use waterproof plastic film wrapped inside and wooden cases outside.
Our Clients
LJMC Company mainly deals in various types of busbar processing equipment.Its performance is excellent, and it is sold well in more than 100 countries around the world, including the United States, Britain, Germany, Russia, Canada, Belgium, Argentina, New Zealand, Czech Republic, Romania, Ireland, Peru, Chile, Australia, Hungary, Mexico, Slovenia, Malaysia, Brazil, Vietnam, Saudi Arabia, Pakistan, etc.
Our Certifications

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