Basic Overview
Definition and Function: The crane control box is an important part of the crane. It is responsible for receiving the operator's instructions and converting these instructions into electrical signals to control the various action mechanisms of the crane (such as lifting, lowering, walking, rotating, etc.).
Composition structure: The control box is mainly composed of a box body, a control panel, internal electrical components (such as contactors, relays, circuit breakers, etc.), wiring terminals, etc. The control panel is usually equipped with various operation buttons, indicator lights, display screens, etc., which are used to display the status of the crane and receive operation instructions.
Advantages And Characteristics
Product Details
The heavy machinery control cabinet is specially designed for complex working conditions and is a key equipment for the stable operation of cranes. It has multiple electrical protections, including overcurrent, overload, short circuit, and undervoltage protection devices, which can cut off the circuit in milliseconds when abnormalities occur, ensuring equipment and personal safety. By adopting advanced control algorithms such as vector control or direct torque control, the motor speed, torque, and position are precisely regulated to ensure smooth lifting of goods and reduce mechanical impact. Support manual, semi-automatic, and fully automatic multi-mode operation to adapt to different job requirements. Using high-quality electrical components from well-known brands, combined with efficient heat dissipation and sturdy cabinet design, it is stable and durable. Modular design makes it highly compatible, easy to maintain, and seamlessly compatible with various types of cranes and equipment, comprehensively improving the efficiency and reliability of crane operations
How Does Three Phase Power Work：
Three - phase power works by having three alternating currents with a 120 - degree phase difference. This creates a rotating magnetic field. Motors use this field to turn. In power transmission, it's more efficient as the phases balance each other, reducing losses. The three voltages work together to supply continuous power to drive high - power equipment.
Product Parameter
| Parameter Name | Parameter Value |
| Rated Insulation Voltage (Ui) | 660V, 1000V |
| Rated Working Voltage (Ue) | Auxiliary - circuit: AC 220V, 380V; DC 110V, 220V |
| Rated Frequency (f) | 50Hz or 60Hz |
| Rated Current (In) | Horizontal bus - bar: ≤ 6300A；Vertical bus - bar: 1000A, 1600A, 2500A |
| Rated Short - Circuit Withstand Current (Icw, 1s) | 50kA, 65kA, 80kA, 100kA |
| Rated Peak Withstand Current (Ipk) | 105kA, 143kA, 176kA, 220kA |
| Rated Short - Circuit Breaking Current (Icu) | 50kA, 65kA, 80kA, 100kA |
| Parameter Name | Parameter Value |
| Protection Level | IP30, IP40, IP42, IP54, etc. (can be customized according to requirements) |
| Shell Material | Cold - rolled steel plate or stainless steel plate, and the thickness of the plate is generally not less than 1.2mm |
| Overall Dimensions (Width×Depth×Height, mm) | Standard cabinet: 800×800×2200, 1000×800×2200, 1200×800×2200, etc. (can be customized) |
| Number of Circuits in Drawer Unit |
1/4 - unit drawer: up to 22 circuits in a single cabinet 1/2 - unit drawer: up to 11 circuits in a single cabinet 1 - unit drawer: up to 6 circuits in a single cabinet 2 - unit drawer: up to 3 circuits in a single cabinet 3 - unit drawer: up to 2 circuits in a single cabinet |
| Drawer Interlock | It has mechanical and electrical interlocks to prevent misoperation |
| Drawer Unit |
The height modulus is 20mm, and the height of the drawer compartment can be divided into 1E, 2E, 3E, 4E, 5E, 6E, 8E, 10E, 12E, 16E, 20E, 24E, etc. (1E = 20mm, for example, the height of an 8E drawer is 160mm) |
If you are seeking a reliable solution for power distribution and control in an oil factory, our Crane control box is undoubtedly your best choice. Contact us immediately to learn more about our products, obtain exclusive customized solutions, and work together to create a stable and efficient future of electricity.
Application area
EN
