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  • Electric Chain Hoist EHD type
  • Electric Chain Hoist EHD type
  • Electric Chain Hoist EHD type
  • Electric Chain Hoist EHD type
  • Electric Chain Hoist EHD type
  • Electric Chain Hoist EHD type

Electric Chain Hoist EHD type

No.2102

The H-Lift Electric Chain Hoist (EH-D type) is a high-performance mechanical lifting device specifically designed for the efficient, vertical hoisting of heavy loads across demanding industrial and commercial sectors.

  • Customizable Specifications: Can be precisely tailored to specific operational needs by selecting the appropriate lifting capacity, class of use, speed configuration (single or dual), and suspension type (hook, fixed, or trolley).
  • Strict Operational Safety: Promotes rigorous safe lifting practices, mandating that operators halt the load just clear of the ground to verify integrity before proceeding, and ensuring the motor fully stops before changing motion directions.
  • Durable & Efficient Operation: Engineered for reliable material handling in manufacturing, construction, and warehousing, delivering smooth, continuous performance even under heavy daily use.
  • Essential Safety Compliance: Designed strictly for vertical lifting applications. Critical guidelines dictate that the load chain must never be utilized as a sling, and the equipment requires regular, competent inspection to maintain its operational integrity.
  • Technical Data

  • Electric Chain Hoist

  • Safe Use of Power Operated Hoist

Lightweight Electric Chain Hoist - EHD Type (200kg - 1 Ton)

Electric chain hoists are the ideal solution for industrial production lines and workshops requiring frequent, fast, and precise lifting. Powered by a robust electric motor and controller, the EHD Type ensures true vertical lift, maintaining load stability throughout the operation.

Key Features

  • Robust Construction: Aluminium die-cast body dissipates heat efficiently; includes a durable canvas chain container.
  • Precision Control: Geared limit switch allows for simple adjustment and exact positioning.
  • Smooth Operation: Helical gears ensure low working noise.
  • Safety: Slip clutch prevents overload damage; the brake is positioned after the clutch for maximum safety.
  • Reliability: Jam-free operation due to a two-part plastic chain guide and external guide plate.
  • Electrical: Operating voltage 220/380/440V (50/60Hz). 1PH (single speed) or 3PH (dual speed) options. 24V control voltage for operator safety.
  • Protection: IP54 protection class. Thermal motor protector included.
  • Hooks & Chain: Drop forged alloy hooks designed to open gradually under overload. Load chain complies with EN 818-7.
  • Optional: Radio remote control available.
H-Lift Electric Chain Hoist EHD Type

Technical Specifications

Item No. Capacity Std Lift Proof Load Lifting Speed Hoist Motor Duty Class Load Chain Falls Product Code
Single Dual Single Dual
(kg) (m) (kg) (m/min) (kw) (mm)
EHD0020 200 3 250 20 20 / 5 0.8 0.8 / 0.2 M3 5 x 15 1 210200200
EHD0032 320 3 400 12.5 12.5 / 3 0.8 0.8 / 0.2 M3 5 x 15 1 210200320
EHD0050 500 3 625 8 8 / 2 0.8 0.8 / 0.2 M3 5 x 15 1 210200500
EHD0040 400 3 500 10 10 / 2.5 0.8 0.8 / 0.2 M3 5 x 15 2 210200400
EHD0063 630 3 788 6.3 6.3 / 1.5 0.8 0.8 / 0.2 M3 5 x 15 2 210200630
EHD0100 1000 3 1250 4 4 / 1 0.8 0.8 / 0.2 M3 5 x 15 2 210201000

Duty Class Selection Guide

*The chart above explains the relationship between starts per hour and duty rating percentages.

Duty Class M3 M4 M5 M6 M7
Starts per Hour 150 180 240 300 360
Duty Rating (%) 25 30 40 50 60
Max Capacity (kg) per Class
EHD0020 200 160 125 100 80
EHD0032 320 250 200 160 125
EHD0050 500 400 320 250 200
EHD0040 400 320 250 200 160
EHD0063 630 500 400 320 250
EHD0100 1000 800 630 500 400

An electric chain hoist is a mechanical lifting device used to raise and lower heavy loads vertically. Commonly found in industrial and commercial settings, these hoists facilitate the efficient movement of materials and equipment. Known for their durability and ease of operation, electric chain hoists are widely used in manufacturing, construction, and warehousing.

Key Features & Components

  • Chain Crucial component typically made of high-strength alloy steel. Available in various sizes and lengths to match the lifting capacity.
  • Hoist Motor Provides the necessary force to lift the load. Designed for heavy-duty operation to handle a wide range of loads.
  • Controls Mechanisms allowing operators to raise, lower, and move loads. Options include pendant controls, push-buttons, or radio remote controls.
  • Gearbox Transmits power from the motor to the chain sprocket/drum, ensuring smooth and controlled movement.
  • Chain Drum (Sprocket) The component around which the lifting chain operates. It winds up or pays out the chain to raise or lower the load.
  • Safety Features Includes overload protection (slipping clutch), limit switches (to prevent over-travel), and emergency stop buttons.
  • Lifting Capacity Ranges from a few hundred kilograms to several tons. Capacity must be matched strictly to application requirements.
  • Duty Cycle Refers to the duration the hoist can operate continuously without overheating (e.g., ISO M4, M5 ratings).
  • Mounting Options Can be hook suspended, fixed mounted, or attached to a trolley (manual or motorized) for horizontal movement.
  • Voltage & Power Available in various configurations (Single Phase or 3-Phase) to match facility electrical infrastructure.

How to Choose the Right Hoist?

  • Load Weight The maximum weight to be lifted determines the capacity you must buy. Always choose a hoist with a capacity higher than your max load.
  • Lifting Speed Consider required productivity. Single speed is standard, but dual speed (Fast/Slow) offers better precision for positioning.
  • Work Environment High temperatures can cause malfunctions; extremely low temperatures may cause cracking. Dust, moisture, or chemicals require special protection (IP54, IP65, or Stainless Steel).
  • Lift Height Determine how high the load needs to go. Higher lifts require longer chains and larger chain containers (bags), which may affect headroom.
  • Duty Cycle (Frequency) How often will the hoist run? Frequent starts/stops require a motor with a higher Duty Rating (ED%) to effectively disperse heat.

Electric chain hoists and motorized trolleys are powerful industrial tools designed to improve efficiency and reduce manual handling. However, improper use can lead to serious accidents. Operators must be trained and competent. The following guidelines are critical for the safe operation of H-Lift electric chain hoists (Series EHE, EHB, EHK, EHD, etc.).

⚠️ CRITICAL WARNING

NEVER lift, support, or transport people using this equipment.

NEVER lift loads over people.

NEVER exceed the Working Load Limit (WLL) marked on the hoist nameplate.

1. Pre-Operational Checks (Daily)

Before the start of each shift, the operator should perform a visual and functional inspection.

Visual Inspection

  • Load Chain: Check for nicks, gouges, twists, deformation, or lack of lubrication. Ensure the chain is seated correctly in the chain guide.
  • Hooks: Inspect top and bottom hooks for deformation, cracks, or wear. Ensure the safety latch is present and functional.
  • Connections: Ensure the hoist is securely attached to the trolley or suspension point.
  • Controls: Check the pendant control cable for cuts or exposed wires. Ensure buttons are not stuck.

Functional Test

  • Emergency Stop: Press the E-Stop button; the hoist should not operate. Twist to release.
  • Brake: Lift a small load slightly. Release the button. The load should hold immediately without slipping.
  • Limit Switches: Carefully run the hook to the upper and lower limits (without load) to ensure the motor stops automatically.
  • Trolley: If motorized, test left/right movement. Listen for unusual noises.

2. Operational Do's and Don'ts

✅ ALWAYS

  • Center the Hoist: Always position the hoist directly above the load's center of gravity before lifting.
  • Take up Slack: Slowly take up the chain slack until the load is taut before lifting fully.
  • Use Taglines: Use guide ropes (taglines) to prevent the load from swinging or spinning during transport.
  • Listen: Pay attention to abnormal sounds (grinding, clicking) which may indicate internal damage.
  • Read the Manual: Familiarize yourself with the specific specific manual for your model (EHB, EHK, etc.).

❌ NEVER

  • No Side Pulling: Never pull a load sideways. This damages the chain guide and housing. Hoists are for vertical lift only.
  • No Inching: Avoid excessive "inching" (rapid short presses of the button), as this overheats the motor and damages the contacts.
  • No Chain Wrapping: Never wrap the load chain around the load. Always use appropriate rigging slings.
  • No Two-Blocking: Do not use the limit switches as a routine method for stopping the hoist.
  • No Unattended Loads: Never leave a suspended load unattended.

3. Electrical & Power Supply

1
Voltage Check

Ensure the power supply matches the voltage indicated on the nameplate (e.g., 380V 3-Phase). Incorrect voltage can destroy the motor.

2
Phase Protection

Most H-Lift hoists (EHB/EHK/EHE) feature negative phase protection. If the hoist does not start, check if the power phases are wired correctly.

3
Environment (IP Rating)

Standard units are IP54 (Indoor/General). Do not use standard hoists in rain, heavy dust, or explosive environments unless specifically rated (e.g., CH-EP Explosion Proof series).

4
Duty Cycle

Respect the Duty Rating (ED%). Operating continuously beyond the rated duty cycle will overheat the motor and trip the thermal protection.

4. Maintenance & Lubrication

Regular maintenance extends the life of your equipment and ensures safety.

  • Lubrication: The load chain must be lubricated regularly. A dry chain wears out significantly faster. Use machine oil or gear oil, applying to the link contact points.
  • Chain Gauge: Periodically measure the chain link pitch and diameter to check for wear or stretching.
  • Brake Gap: The magnetic brake gap should be checked annually by a qualified technician.
  • Slip Clutch: The overload slipping clutch is factory set. Do not adjust it unless authorized.

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