Crane Parts

Crane Cabin

VOITTO crane cabins are supplied for the main girder, end carriage, gantry leg or hoist trolley of the host crane, with the mounting bracket drawn 1:1 to the crane structure. The cabin gives a horizontal viewing angle above 270° plus a bottom floor window, and its floor carries a 10–15 kV high-voltage insulated rubber mat.

  • Work Duty Class: A5 ~ A8
  • Viewing Angle: > 270° Horizontal + Bottom Floor Window
  • Ambient Temperature: -40 °C ~ +70 °C

A crane cabin (also known as an operator’s cab) is an enclosed control station from which the crane operator can control the hoisting mechanism, the trolley, and the travel of the bridge or gantry. This unit is typically installed on overhead cranes, gantry cranes, metallurgical cranes, or port cranes, and can be positioned on the main girder, end girder, gantry legs, or hoisting trolley. The VOITTO crane cab consists of a welded steel structure shell, safety glass with a bottom viewing window, a suspended seat with a joystick control console, an insulated electrical floor, and an air conditioning system equipped with auxiliary safety devices.

Product Introduction

The crane cabin serves as the crane’s control center. From a position at approximately the same height as the load, the operator can control the crane’s operation from within the cab. This eliminates the blind spots that can occur when operating the crane from the ground using pendant controls or a remote control. The main components of the cab include: a welded steel shell and frame; safety glass windows with floor grating; a joystick control console and seat; an electrical cabinet with an insulated floor; as well as a heating, ventilation, and air conditioning (HVAC) system and various safety devices. Inside the sealed and insulated shell, the operator is protected from radiant heat, dust, corrosive fumes, and noise.

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The structural shell is fabricated from 2.5 mm to 5.0 mm CNC-bent cold-rolled steel plate conforming to GB/T 700 (Q235B) or GB/T 1591 (Q355B), with a yield strength of 235–355 MPa. Cabins are designed for duty classes M5 to M8 (A5 to A8) and are the standard choice when the host crane exceeds 32 tons capacity or 25 m span, or works multiple shifts in severe-duty service.

Types of Crane Cabin

Crane cabins are divided into different types based on environmental protection, host crane structure, and mounting mechanism. The four types below cover most overhead, gantry, metallurgical, and port crane installations.

Standard Closed Crane Cabin: The standard closed crane cabin is a fully enclosed welded steel structure with EPDM-sealed doors and windows, designed to keep rain, dust, and drafts out of the operator station. It is the base configuration for indoor EOT cranes and outdoor gantry cranes.

  • Features: Weatherproof protection of IP54/IP55; working ambient temperature of -25°C to +45°C; EPDM door and window sealing; 2.5–3.5 mm Q235B shell; sliding or fixed tempered glass; roof sunshade and wiper for outdoor service.
  • Application: Indoor EOT cranes in workshops and warehouses, outdoor gantry cranes in yards and precast plants, and general-duty single-girder and double-girder cranes.

Insulated Metallurgical Crane Cabin: The insulated crane cabin is built for locations near radiant heat. It has a double-wall shell filled with 60–80 mm flame-retardant rock wool, double-glazed heat-reflective glass, a heat shield under the floor, and a high-temperature crane air conditioner that works up to +70°C ambient. A sealed shell reaching IP55/IP65 keeps metallurgical fumes and dust out of the cabin.

  • Features: Double-wall shell with 60–80 mm fireproof rock wool; heat-reflective double glazing; bottom heat shield; +60°C to +70°C high-temperature crane AC; IP55/IP65 fume seal; 4–5 mm Q355B plate on a reinforced frame.
  • Application: Steel mill ladle cranes, charging cranes, foundry cranes, and stripper cranes working at A6–A8 duty.

Port and Container Gantry Crane Cabin: The port crane cabin has a forward-inclined profile and an enlarged floor-to-ceiling bottom window, which gives the operator a vertical view down to the spreader and the container below. It is blasted to Sa2.5 and coated to ISO 12944 C5-M for salt-laden marine atmospheres, and carries a CMS/HMI touchscreen for crane monitoring.

  • Features: Forward-inclined profile; large bottom observation window; Sa2.5 blasting with epoxy zinc-rich primer and polyurethane topcoat to ISO 12944 C5-M; CMS/HMI touchscreen mount; laminated glazing with wiper and sunshade.
  • Application: RTG, RMG and STS container cranes, shipyard gantry cranes and port bulk-handling cranes.

Fixed Suspended vs. Trolley-Mounted Crane Cabin: A fixed suspended crane cabin is bolted to the end beam or gantry leg and stays at one position on the span. A trolley-mounted crane cabin is carried on the hoist trolley and moves in sync with it, so the operator stays directly above the hook. Cable supply to a moving cabin runs through a festoon or energy chain system. The trolley-mounted type is used for precision positioning on spans longer than 30 m.

  • Features: Fixed-mount—Installed on end beams or gantry crane legs using a simple bracket; offers low cost and a stable field of view. Trolley-mounted—Moves in sync with the hoisting trolley, allowing constant monitoring of the hook and load; powered via a sliding contact line (cable trolley) or a drag chain.
  • Applications: The fixed-mount type is suitable for general material handling operations and outdoor gantry cranes; the trolley-mounted type is suitable for precision positioning operations in large-span (>30 meters) applications, as well as in foundries and assembly shops.

Crane Cabin Parts

A crane cabin consists of five subsystems, each with a defined structural or safety function.

Welded Steel Enclosure and Frame: Constructed from 2.5–5.0 mm Q235B/Q355B steel plates bent using computer numerical control (CNC) and welded to a tubular structural frame; the surface is sandblasted (to Sa2.5 standard) and coated with a zinc-rich epoxy primer and a polyurethane topcoat. This structure is designed to support operators, control consoles, air conditioning units, and other installed loads, transferring these loads to the crane’s main structure via brackets.

Panoramic Glass and Floor Grating: Equipped with 5–8 mm tempered safety glass or 8–12 mm laminated glass, providing a horizontal field of view exceeding 270°; an observation window is also provided at the bottom. The area above the observation window is covered with a removable, heavy-duty steel protective grating (with a load-bearing capacity exceeding 200 kg) to prevent personnel from accidentally stepping through.

Ergonomic Control Console: Equipped with a rotatable (90°–180°) shock-absorbing suspension seat and an integrated dual-axis master controller or cam controller. The console also includes safety foot/handle switches, an emergency stop button, and mounting brackets for a human-machine interface (HMI) or condition monitoring system (CMS) display.

Electrical Cabinet and Insulated Floor: The cab is equipped with an electrical cabinet and a central junction box, with wiring compliant with the IEC 60204-32 standard. The floor features non-slip checkered steel plates and is covered with high-voltage insulated rubber mats rated for 10 kV to 15 kV.

Industrial-Grade HVAC and Auxiliary Safety Equipment: The cab is equipped with a vibration-resistant air conditioning unit designed specifically for cranes, capable of operating normally at ambient temperatures ranging from -40°C to +70°C. Auxiliary equipment includes windshield wipers, sunshades, an intercom system, audible and visual alarms, fire extinguishers, and an emergency escape hammer.

Key Features and Advantages of Crane Cabins

Each VOITTO crane cabin incorporates engineering features that align with FEM 1.001, EN 13557, and OSHA crane operator station safety directives:

  • Structural Rigidity and Optional FOPS (Falling Object Protection System) Canopy: The welded frame and 2.5–5.0 mm thick steel plate shell effectively withstand vibrations and impact loads generated during crane operation. The optional FOPS canopy protects the operator from injuries caused by falling objects.
  • Over 270° Field of View with No Optical Distortion: Featuring flat tempered or laminated glass combined with a narrow-frame design, the cab provides a horizontal field of view exceeding 270° with no optical distortion; the lower window allows the operator to directly observe the lifting path.
  • Stepless Speed Control (VFD) and PLC/CANopen Telemetry Integration: Stepless speed control is achieved via a dual-axis joystick paired with a variable frequency drive (VFD); the control console connects to the PLC and CANopen network, enabling real-time display of crane status, load, and fault data on the human-machine interface (HMI) or crane management system (CMS) screen.
  • Soundproofing and Thermal Insulation Design: Features 50–80 mm thick flame-retardant rock wool or polyurethane lining, providing excellent thermal and acoustic insulation. Additionally, the air conditioning system ensures the cab is maintained at a comfortable working temperature.
  • Plug-and-Play Factory Pre-wiring: Lighting, air conditioning, the control console, alarm devices, and the intercom system are pre-connected to the central junction box before leaving the factory, reducing on-site installation time by approximately 60% compared to on-site wiring.
  • Flexible Access Options: The entry location can be configured according to the main crane’s aisle and platform layout, supporting access via end, side, or top hatches.

Crane Cabin Manufacturer

VOITTO Crane has designed and manufactured cranes and crane components since 2003 and supplies customers in more than 60 countries. Our crane cabins are CE, ISO, and FEM certified, and each order is approved against a 1:1 CAD drawing before production starts. If you need a crane cabin solution, please feel free to contact us.

Alan

Alan

Crane Solutions Specialist · Voitto Crane

10+Years Exp.
5,000+Customers
50+Countries

Specialized in Overhead Crane, Gantry Crane, Jib Crane, Port Crane & EOT Crane export solutions. 10+ years helping global clients with pre-sales consultation, capacity selection and site-specific configurations.

FAQ

When should I choose a crane cabin instead of a wireless remote or floor pendant control?

Choose a crane cabin when the crane exceeds 32 tons capacity, 25 m span or 16 m lifting height, works at A6–A8 duty, or when the load path has blind spots or floor-level hazards such as molten metal, fumes, heat, and noise. In clear, single-shift bays under those limits, a wireless remote or pendant is normally enough. For mixed duty, VOITTO supplies the Cabin + Wireless Remote Dual-Control System: the operator controls the crane from the cabin during production and switches to the wireless remote for maintenance, set-up, and close-range hooking.

Can VOITTO customize a replacement crane cabin to retrofit our existing crane?

Yes. We build the replacement crane cabin to your existing bolt pattern, bracket geometry and electrical plugs. You send the old cabin’s drawings or measured photos, we issue a 1:1 CAD drawing for your approval, and production begins after approval. The new cabin bolts to the original mounting points and connects to the existing control cables.

How does the bottom viewing window protect the operator from falling through?

The floor window uses 5–8 mm tempered safety glass or 8–12 mm laminated glass, which holds together on impact instead of falling out as fragments. A removable heavy-duty steel protective foot grate rated for more than 200 kg covers the glass, so the operator cannot step through the opening and the glass does not carry foot loads.

How is the crane cabin wired and connected to the crane electrical system?

The cabin is pre-wired at the factory per IEC 60204-32: lighting, A/C, console, seat switches, alarms and intercom run to a central junction box on the cabin. On site, the electrician connects the junction box terminals to the crane control panel. For trolley-mounted cabins, the supply and control cables run through a festoon or energy-chain system that moves with the trolley.

Qualification and Honor

Engineered Strength, Global Crane Supplier

service

Exclusive and Considerable, Customer First.
01
Reliable and Customized Solutions

Our pre-sale team provides consultations, tailoring solutions to your needs and environment.

Offer customization options for lifting capacity, span and lifting height etc. to meet specific needs.

02
Updated Production Process

Real-Time Progress Updates: Weekly reports and PM communication.

Pre-Delivery Testing: 100% load & safety checks, detailed reports.

03
Trustworthy After-Sale Support

3-5 years warranty and free replacement for non-manufacturing defects.

24/7 online support and on-site assistance for crane issues.

FAQ

Engineered Strength, Global Crane Supplier
Do you ship internationally?

Yes, international shipping and export support are available for global customers.

What’s the delivery time for an overseas order?

Transit time varies depending on many factors, including the destination of the goods, distance, shipping method and shipping service provider, etc. Generally speaking, international shipping may take about a month.

What’s included in your after-sales service?

We offer comprehensive after-sales service, including regular maintenance, rapid technical support, and spare parts supply. The standard warranty period is 1 year, with options for extension based on your needs.

Get In Touch

Please feel free to leave a message. We will reply in 24 hours.
Please specify your requirement by referring to the following aspects:
  • Which crane product do you need?
  • What is the maximum lifting capacity (in tons) required for your project?
  • Could you specify the lifting height (in meters) needed?
  • Can you provide details on the working environment, such as ground conditions, space limitations, and any obstacles?
  • What is the expected frequency of use and the duration of the project?
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