UNDER RUNNING DOUBLE GIRDER, Capacity: 16.50 Ton, Hoist Lift Speed: 13.00 FPM Max, Hoist Control: VFD, Trolley Speed: 80.00 FPM Max, Trolley Control: VFD, Power Supply: 230VAC-3PH-60HZ, Trolley Gauge: 84.0000, DB33U20­-13, DETROIT

Product Overview

Type: Suspension / Mount Under Running Double Girder

Capacity: The Model DB33U20-13 is engineered to handle heavy loads with a capacity of 16.50 tons. Its robust construction and advanced features make it suitable for demanding industrial applications requiring precise and reliable material handling.

Reeving | Lift: Equipped with a 4-part reeving system, this crane offers a lift height of 20 feet and 2 inches. The multi-part reeving mechanism enhances lifting efficiency, allowing for smooth and controlled vertical movement of heavy loads.

Hoist Lift Speed: With a maximum hoist lift speed of 13.00 feet per minute (FPM), the Model DB33U20-13 ensures efficient vertical material handling operations. This speed capability enables controlled lifting and lowering of loads, contributing to enhanced safety and productivity in industrial environments.

Hoist Motor: Powered by a 10.4 kW hoist motor, this crane delivers reliable and powerful lifting performance. The high-performance motor ensures smooth and controlled operation, even under heavy load conditions, providing consistent performance for various lifting tasks.

Hoist Control: Featuring closed-loop vector Variable Frequency Drive (VFD) control, the hoist operation is precisely regulated for optimal performance and safety. This advanced control system offers accurate speed control and load handling, ensuring smooth and efficient lifting operations in diverse industrial applications.

Trolley Speed: The trolley system operates at a maximum speed of 80.00 FPM, facilitating rapid horizontal movement of loads along the girder tracks. This speed capability enables efficient material handling and positioning, contributing to enhanced productivity in industrial workflows.

Trolley Motor: The trolley system is equipped with four high-efficiency motors, each rated at 0.3 kW, providing reliable propulsion for smooth and controlled movement across the working area. These motors ensure precise positioning and efficient operation of the trolley, enhancing productivity and safety during material handling tasks.

Trolley Control: Utilizing sensorless vector VFD control, the trolley movement is accurately regulated for precise positioning and smooth operation. This advanced control system offers responsive and efficient trolley movements, optimizing material handling processes and enhancing overall operational efficiency.

Power Supply: The Model DB33U20-13 operates on electric power, requiring a voltage rating of 230VAC, 3-phase, and a frequency of 60Hz (+5% tolerance). This ensures compatibility with standard electrical systems, facilitating easy integration into existing infrastructure.

CMAA Class | Atmosphere | Location Class: Compliant with CMAA standards and suitable for indoor service in atmosphere class D conditions, this crane offers reliability and durability in various operating environments.

Trolley Gauge: With a trolley gauge of 84.0000 inches, this crane provides stability and proper alignment during horizontal movement along the girder tracks, enhancing safety and efficiency during material handling tasks.

Beam Size Reference: Refer to the mechanical drawing for beam size specifications, ensuring proper installation and operation of the crane.

Approximate Weight: Weighing approximately 3200.00 lbs, the Model DB33U20-13 is constructed with durable materials, ensuring stability and durability during lifting operations. Its robust design and advanced features make it well-suited for heavy-duty industrial applications requiring precise and reliable lifting capabilities.

Model DB33U20­-13
Suspension / Mount Under Running Double Girder
Capacity 16.50 Ton
Reeving | Lift 4 PD | 20'­2"
Hoist Lift Speed 13.00 FPM Max
Hoist Motor 10.4 KW
Hoist Control Closed­loop vector VFD control
Trolley Speed 80.00 FPM Max
Trolley Motor 4 @ .3 kw
Trolley Control Sensorless vector VFD control
Power Supply Electric | 230VAC­3PH­60HZ +­5%
CMAA Class | Atmosphere | Location Class D | Standard | Indoor Service
Trolley Gauge 84.0000"
Beam Size Reference Mechanical Drawing
Approximate Weight 3200.00 lbs

MODEL FEATURES

4­pole, AC squirrel cage, inverter-rated hoist motor with brake.
True vertical lift and dual 4­pole, AC squirrel cage inverter-rated trolley motors.
Rubber bumpers and drop lugs/rail sweeps.
Premium grade graphite ductile iron wheels and sheaves for durability.
UL508A c UL us listed industrial control panel with CSA Type 4, 4X enclosure.
Hoist ­ closed loop flux vector drive with motor & brake proving and load floating at 0 Hz.
Hoist ­ 0 hz speed control for precise positioning and stopping without motor brake fatigue.
Hoist ­ 100% dynamic braking with resistor or regenerative converter.
Hoist ­ over­weight protection through frequency drive with 3% accuracy.
Trolley ­ open loop frequency drive with dynamic braking.
Motor overload protection through frequency drives.
Adjustable upper and lower electronic encoder limits and secondary upper limit.
110 VAC control voltage (optional 24 VDC pushbutton control voltage).
90 Hz hoist speed up to 30% of rated load enable by request.