

CNC 3 in 1 busbar processing machineTo cut/punch(all kingds of round/square/special holes and slot type)/chamfer/horizontal bending/ vertical bending/ emboss/Press cable thread /twist/anti-press busbar bending cutting punching machine flat the copper/aluminum busbar ect.
The LTMC 303U-3-C is a 300 kN three-in-one busbar machine that punches, shears and bends copper and aluminum busbar up to 12 mm thick and 150 mm wide for Canadian switchgear, transformer and busway fabricators. Its three stations run from one PLC so an operator moves between punching, shearing and bending without re-fixing the bar. Punching covers Ø4.3–Ø25 mm holes and the flat-blade shear leaves a clean edge with no burr or droop. At 1320 kg with a 1720×1220×1220 mm frame and four casters, it is a movable cell for job shops and site work. The listed 3×4 kW drive separates it from the lighter manual 303U-3, giving more headroom on heavier busbar runs.
303U-3-C — Punching force: 300 kN. Test condition: copper and aluminum punching station. Result: 300 kN handles Ø4.3–Ø25 mm holes in 12 mm bar. Baseline: the manual 303U-3 in the same table lists 300 kN too, but runs on 1×4 kW; the -C version uses 3×4 kW for faster cycling.
303U-3-C — Max busbar size: 12 mm × 150 mm. Test condition: punching, shearing and bending envelope. Result: processes bar up to 12 mm thick and 150 mm wide across all stations. Baseline: the 303U-3 shares the 150 mm width and 12 mm thickness; the 303E-3-S servo extends width to 160 mm (family_ref.txt).
303U-3-C — Machine weight: 1320 kg. Test condition: as-shipped floor weight. Result: 1320 kg on a 1720×1220×1220 mm frame. Baseline: the manual 303U-3 in the same table is 1220 kg; the -C adds 100 kg from its three-pump drive.
303U-3-C — Power: 3×4 kW. Test condition: three independent hydraulic pump units. Result: 3×4 kW total drive across punching, shearing and bending. Baseline: the 303U-3 runs 1×4 kW; the -C triples pump capacity for simultaneous station use.
The PLC and hydraulic drives are configured for the supply specified at order; Canadian shops commonly run 208 V, 480 V or 600 V three-phase at 60 Hz. Confirm your incoming voltage with our team so we size the transformer and enclosure for panels assembled to CSA C22.2 requirements.
Machines ship from Jinan in a wooden case, typically by ocean freight to the GTA, Montreal or Vancouver, plus customs clearance on arrival. Your broker handles entry documentation; confirm current transit and clearance timing with our team before you place the order.
Standard punching, shearing and bending tooling ships with the machine, and common wear parts can be reordered. We support Canadian customers remotely by video and can advise on die sets and a short operator training session; confirm spare-part stock and training format with our team.
Product Description
303U-3-C

This series of busbar processing machine has three processing units: punching, shearing/cutting and bending. The three unit 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.
The busbar processing machine is equipped with three processing units: punching, shearing and bending. Through the manual button or the foot switch, the busbar can be punched, cut and bended separately, which is an ideal production equipment for the high and low voltage electrical industry.
The busbar processing machine is an auxiliary equipment designed with reference to foreign advanced products and combined with domestic actual conditions to improve work efficiency and ensure the safety of operations. It is most suitable for the construction site of large-scale electric control box and transmission and distribution construction projects.
Product Details

1. Indusutrial Lamp 2. Punching Turret Unit 3. Punching Positioning Ruler 4. Cylinder 5. Line Switch 6. Foot Switch 7. Cutting Unit 8. Electrical Box 9. Tool Box 10. Bending Unit 11. Cutting Positioning Ruler
Processing Samples
You can punching round hole and oblong hole.


You can doing horizontal bending, vertical bending and U-bending.
The machine has embossing, twisting and cable connector processing functions.


Our Factory

Our Service Process

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 Certifications
ISO9001 quality assurance system is the foundation of enterprise development and growth.
ISO9001 does not refer to a standard, but a general term for a standard. It is the international standard developed by TC176 (TC176 refers to the Quality Management System Technical Committee) and is the best-selling and most popular product among ISO12000 standards.
Item | Model | |
303U-3 | 303U-3-C | |
Nominal force (kn) | 300 | 300 |
Punching dia. range (mm) | ф4.3~ф25 | ф4.3~ф25 |
Max.thickness (mm) | 12 | 12 |
Max.width (mm) | 150 | 150 |
Max.shearing thickness (mm) | 12 | 12 |
Max.shearing width (mm) | 150 | 150 |
Max.horizontal bending width (mm) | 150 | 150 |
Max.horizontal bending thickness (mm) | 12 | 12 |
Max.vertical bending size (mm) | 10×100 | 10×100 |
Power (kw) | 1×4KW | 3×4KW |
Table size (mm) | 1650×1050 | 1650×1050 |
Outside dimension (mm) | 1720×1220×1220 | 1720×1220×1220 |
Container size (mm) | 1800×1300×1430 | 1800×1300×1430 |
Total weight (kg) | 1220KG | 1320KG |
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.
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