JHD400 Wire Rope Hoist 25-80T VFD Ø405mm – Ultra Heavy-Duty Variable Frequency Lifting Solution

The JHD400 Wire Rope Hoist 25-80T VFD delivers exceptional ultra heavy-duty lifting performance with variable frequency drive technology for industrial applications requiring substantial capacity and precise speed control. This wire rope hoist combines CATET’s proven hoisting engineering with VFD motor control and Ø405mm drum configuration to provide comprehensive lifting solutions across the 25-80 ton capacity range with infinitely variable speed capability.

Technical Specifications and Performance Features

The hoisting system provides 25-80 ton lifting capacity with VFD control compatibility for enhanced operational flexibility in ultra heavy-duty applications. This JHD400 system features robust construction with Ø405mm drum diameter, providing optimal lifting efficiency for extreme heavy load requirements while accommodating variable frequency drive motor systems for precise speed applications.

The VFD operation enables infinitely variable speed control from 0.4 to 7.6 m/min depending on reeving configuration, providing operational flexibility for applications requiring precise heavy load positioning and speed adjustment across the full capacity range. The Ø405mm drum design with multiple reeving ratios (4/1, 6/1, or 8/1) ensures optimized rope capacity and lifting performance for demanding ultra heavy-duty industrial applications.

Mechanical Design Features

The wire rope hoist utilizes ultra heavy-duty components engineered for VFD operation:

• High-strength alloy steel gear components for maximum durability with full gear grinding process
• Ø405mm drum diameter for ultra heavy-duty rope capacity
• Multiple reeving configurations: 4/1, 6/1, or 8/1 ratios
• Reduction ratios: 143.3, 113.3, or 92.5 (depending on configuration)
• Precision ball bearings designed for extreme heavy load applications
• Aluminum housing providing excellent heat dissipation under load and optimized weight distribution
• Electromagnetic brake system for immediate load holding with high-speed electronic rectifier
• IP55 protection class suitable for industrial environments (optional IP65)

The mechanical components follow FEM/ISO design standards and are designed to provide reliable ultra heavy-duty hoisting performance with integrated VFD control functionality across variable speed ranges.

Motor Specifications

YP160M4 Motor (High-Power Configuration):

• Rated power: 38.0 kW
• Frequency: 75 Hz
• Ingress protection: IP55 (Optional IP65)
• Drive weight: 430 kg

Outline Dimensions:

• Motor diameter (D): 315 mm
• Length L1: 800 mm
• Length L2: 235 mm
• Total system length optimized for heavy-duty crane integration

Operational Features

When configured for VFD operation, the hoisting system accepts:

• Standard variable frequency drive control signals
• VFD inputs for speed regulation under ultra heavy loads
• Speed control commands from external systems
• Infinitely variable speed adjustment within operational range

Speed Configurations by Reeving Ratio:

4/1 Reeving (Standard Heavy-Duty):

• 0.8~4.9 m/min for 20-40 ton capacity (143.3 ratio)
• 1.0~6.2 m/min for 16-32 ton capacity (113.3 ratio)
• 1.3~7.6 m/min for 12.5-25 ton capacity (92.5 ratio)

6/1 Reeving (Enhanced Capacity):

• 0.5~3.2 m/min for 32-63 ton capacity (143.3 ratio)
• 0.7~4.1 m/min for 25-50 ton capacity (113.3 ratio)

8/1 Reeving (Maximum Capacity):

• 0.4~2.4 m/min for 40-80 ton capacity (143.3 ratio)

The hoist maintains consistent mechanical performance across the variable speed range, ensuring smooth lifting operations with precise control capabilities for ultra heavy-duty applications.

Safety and Protection Systems

Standard safety features include:

• Electromagnetic brake for immediate ultra heavy load holding with power failure automatic braking
• Torque rating: 350 Nm for all configurations
• IP55 environmental protection rating (optional IP65)
• Thermal protection (when motor thermal protection is provided)
• Integration capability with emergency stop systems
• Enhanced overload protection for ultra heavy-duty operation
• Upper and lower limit switches available as options

Working Class and Capacity Range

Duty Classifications (ISO/FEM):

• M4/1Am: For heavy-duty industrial applications with moderate duty cycles
• M5/2m: For general ultra heavy-duty applications
• M6/3m: For frequent operation with higher duty requirements
• M7/4m: For intensive operation with demanding duty cycles

Capacity Configurations:

4/1 Reeving Ratio:

With 143.3 Reduction Ratio:

• 40-ton capacity: 0.8~4.9 m/min, YP160M4 motor (M4/1Am)
• 32-ton capacity: 0.8~4.9 m/min, YP160M4 motor (M4/1Am)
• 25-ton capacity: 0.8~4.9 m/min, YP160M4 motor (M4/1Am or M5/2m)
• 20-ton capacity: 0.8~4.9 m/min, YP160M4 motor (M6/3m or M7/4m)

With 113.3 Reduction Ratio:

• 32-ton capacity: 1.0~6.2 m/min, YP160M4 motor (M5/2m)
• 25-ton capacity: 1.0~6.2 m/min, YP160M4 motor (M6/3m)
• 20-ton capacity: 1.0~6.2 m/min, YP160M4 motor (M6/3m)
• 16-ton capacity: 1.0~6.2 m/min, YP160M4 motor (M7/4m)

With 92.5 Reduction Ratio:

• 25-ton capacity: 1.3~7.6 m/min, YP160M4 motor (M5/2m)
• 20-ton capacity: 1.3~7.6 m/min, YP160M4 motor (M6/3m)
• 16-ton capacity: 1.3~7.6 m/min, YP160M4 motor (M7/4m)
• 12.5-ton capacity: 1.3~7.6 m/min, YP160M4 motor (M7/4m)

6/1 Reeving Ratio:

With 143.3 Reduction Ratio:

• 63-ton capacity: 0.5~3.2 m/min, YP160M4 motor (M4/1Am)
• 50-ton capacity: 0.5~3.2 m/min, YP160M4 motor (M4/1Am or M5/2m)
• 40-ton capacity: 0.5~3.2 m/min, YP160M4 motor (M5/2m or M6/3m)
• 32-ton capacity: 0.5~3.2 m/min, YP160M4 motor (M6/3m or M7/4m)

With 113.3 Reduction Ratio:

• 50-ton capacity: 0.7~4.1 m/min, YP160M4 motor (M4/1Am)
• 40-ton capacity: 0.7~4.1 m/min, YP160M4 motor (M5/2m)
• 32-ton capacity: 0.7~4.1 m/min, YP160M4 motor (M5/2m or M6/3m)
• 25-ton capacity: 0.7~4.1 m/min, YP160M4 motor (M6/3m or M7/4m)

8/1 Reeving Ratio:

With 143.3 Reduction Ratio:

• 80-ton capacity: 0.4~2.4 m/min, YP160M4 motor (M4/1Am)
• 63-ton capacity: 0.4~2.4 m/min, YP160M4 motor (M4/1Am)
• 50-ton capacity: 0.4~2.4 m/min, YP160M4 motor (M5/2m)
• 40-ton capacity: 0.4~2.4 m/min, YP160M4 motor (M7/4m)

Installation and System Integration

The hoisting system offers flexible installation options for ultra heavy-duty applications:

• Multiple mounting orientations available
• Ultra heavy-duty crane beam integration
• Compatible with existing heavy-duty crane structures
• Standard control interface connections
• Trolley-mounted or fixed-point installation options
• Flexible installation forms to meet various ultra heavy-duty electric hoist structure requirements

VFD Control Requirements

For VFD operation, the system requires:

• Compatible VFD-controlled motor rated for ultra heavy-duty operation (YP160M4)
• Appropriate variable frequency drive system for ultra heavy loads
• 75 Hz operational frequency capability
• Proper electrical connections per specifications
• VFD system capable of handling 38.0 kW motor power

Technical Performance Data

Standard Specifications:

• Model: JHD400
• Capacity range: 25-80 tons (12.5-80 tons with full configurations)
• Drum diameter: Ø405mm
• Reeving ratios: 4/1, 6/1, or 8/1
• Motor type: VFD compatible (YP160M4)
• Rated power: 38.0 kW
• Voltage: 380V (standard)
• Frequency: Variable (VFD controlled), 75 Hz capability
• Duty classification: M4/1Am to M7/4m (capacity and application dependent)
• Protection class: IP55 (optional IP65)
• Brake: Electromagnetic brake system with high-speed electronic rectifier
• Brake torque: 350 Nm (all configurations)
• Drive weight: 430 kg
• Design standard: According to FEM/ISO

VFD Performance:

• Speed range: 0.4~7.6 m/min (depending on reeving configuration)
• Control: Via external VFD system
• Operation: Infinitely variable speed control for ultra heavy loads
• Reduction gear ratios: 143.3, 113.3, or 92.5
• Model designations: JHD400U143.3~YP160M4, JHD400U113.3~YP160M4, JHD400U92.5~YP160M4

Quality Manufacturing Standards

The hoist follows CATET’s established manufacturing protocols based on the philosophy of “pragmatic, efficient, innovative, and strong”:

• Precision manufacturing and assembly processes
• Enhanced quality control testing for ultra heavy-duty applications
• Wire rope and drum inspection protocols
• Standard product warranty coverage
• Complete technical documentation provided
• European standard crane manufacturing specifications

Product Features

High Quality Gear:

• High-strength high-quality alloy steel construction
• Full gear grinding process for precision
• Low running wear and noise characteristics
• Reduction ratios optimized for variable frequency operation

Aluminum Housing:

• Optimized weight distribution design (430 kg drive weight)
• High corrosion resistance
• Good appearance quality for professional presentation
• Excellent heat dissipation for high-power VFD motor operation

Electromagnetic Brake System:

• Reliable performance with high-speed electronic rectifier
• Power failure automatic braking capability
• Safe and vibration-free braking operation
• High brake torque: 350 Nm for all configurations

Excellent Sealing Properties:

• High-quality sealing originals utilized
• IP55 standard protection (IP65 optional)
• Customer proprietary process implementation

VFD Motor Performance:

• High power output: 38.0 kW
• Wide frequency range operation (75 Hz capability)
• High power density design for ultra heavy loads
• Long working life expectancy
• Optimized for variable frequency drive control

Extended Wheelbase:

• Increased gear load capacity for ultra heavy loads
• Ø405mm drum optimized for multiple reeving ratios
• Enhanced rope capacity with 4/1, 6/1, and 8/1 configurations
• Wire rope life improvement features

Multiple Reeving Options:

• 4/1 reeving for 12.5-40 ton standard applications
• 6/1 reeving for 25-63 ton enhanced capacity
• 8/1 reeving for 40-80 ton maximum capacity
• Flexible selection based on application requirements

Application Suitability

The wire rope hoist serves various ultra heavy-duty industrial applications:

• Steel mills and heavy metallurgical operations
• Shipbuilding and marine construction facilities
• Heavy equipment manufacturing plants
• Port and container handling operations (ultra heavy containers)
• Power plant construction and maintenance
• Mining and heavy extraction operations
• Large infrastructure construction projects
• Heavy machinery assembly and installation

Technical Support and Configuration

For proper system operation:

• Compatible VFD motor must be specified for ultra heavy-duty applications (YP160M4)
• Appropriate VFD system required for ultra heavy load speed control
• Professional installation recommended with proper mounting orientation
• System integration consultation available
• Model selection based on capacity, speed range, reeving ratio, and duty class requirements
• Technical support via telephone, e-mail, video and other forms

Service and Support

Technical Support: Lifetime technical support provided to help customers solve problems in the process of product use.

Operation Training: Free training provided for newly purchased products to help customers use VFD systems effectively with ultra heavy loads.

Product Warranty: Comprehensive warranty coverage for product failure or damage with maintenance services provided.

Prompt Service: Timely product and service delivery with efficient response to customer needs.

Maintenance Requirements

The hoisting system requires:

• Regular mechanical maintenance per CATET specifications
• Wire rope inspection and replacement schedules for ultra heavy loads
• VFD system maintenance per manufacturer requirements
• Periodic brake system inspection and adjustment for ultra heavy-duty operation
• Enhanced drum and rope system inspection
• Lubrication maintenance following manufacturer guidelines
• Motor and gear reduction unit maintenance per operational hours
• Special attention to reeving system maintenance for 6/1 and 8/1 configurations

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Contact CATET technical support for specific configurations, VFD compatibility requirements, and system integration support for your ultra heavy-duty industrial lifting applications.