7.5-Ton Free Standing Overhead Crane

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CraneVeyor TSR20 Crane Specifications

1. Design & Compliance

  • Designed for Class A–D heavy service per CMAA Specification No. 74, meeting girder deflection requirements.

2. Girders & End Trucks

  • Girders: Reinforced wide flange beams; box girder construction available for longer spans.
  • End Trucks: Rectangular tube construction with precision alignment and replaceable wheel assemblies.
  • Standard Wheelbases: 6’-0”, 7’-6”, 9’-0”, and 10’-0”.

3. Wheels & Rail Compatibility

  • Material: 10” diameter, double-flanged C-1040 steel, hardened to 400–450 BHN.
  • Tolerances: Compatible with ASCE 30#, 40#, or 60# rails.

4. Drive System

  • Gearboxes: Hollow shaft worm gear reducers, oil bath lubricated.
  • Drive Motors: Single motor (short spans) or dual drives (long spans).
  • Alternative Gear Reducers: Helical/spur reducers available.

5. Bridge Motors & Speeds

  • Motor Type: TEFC, NEMA B squirrel cage induction.
  • Operating Range: -5° to +40°C.
  • Standard Speeds: 60 or 90 FPM (2-speed AFD).
  • Optional Speeds: 50, 75, 115, or 150 FPM.

6. Electrical & Controls

  • Power Supply: 208/230/460-3-60.
  • Control System: AFD with dynamic braking, overload protection, magnetic contactor, NEMA 3R enclosure.
  • Bridge Conductors:
    • Motorized: Festoon flat cable on C-track
    • Hand-geared: Tagline system

7. Finish & Optional Features

  • Coating: Blast cleaned, primed, safety yellow finish.
  • Options: Pendant station, radio control, travel limits, air operation, spark resistance, hazardous/corrosive upgrades.

Contact A Specialist!

The Free Standing Overhead Crane from CraneVeyor is a space-saving, top running system designed for efficient lifting in facilities without existing support structures. With its single girder or double girder construction, this crane delivers reliable performance for shops, warehouses, and production floors.Engineered for ease of installation and long-term durability, this system eliminates the need for building tie-ins. It’s the ideal solution for open bays, retrofits, and facilities with floor-level clearance challenges. With high-capacity load handling and a modular design, it adapts to various ceiling heights, bay sizes, and operational layouts.
This crane system is built to CMAA Class C or D standards, offering smooth, low-maintenance operation with the strength and precision needed for industrial workloads.

Key Applications:

  • Manufacturing
  • Warehouse material handling
  • Steel shops and fabrication centers
  • Retrofit crane solutions

Ready to improve productivity with a free-standing overhead bridge crane? Contact CraneVeyor today for a quote and expert guidance.

Crane Type

Top Running, Under Running
Crane Span

10'-0", 12'-6", 15'-0", 17'-6", 20'-0", 22'-6", 25'-0", 27'-6", 30'-0", 32'-6", 35'-0", 37'-6", 40'-0", 42'-6", 45'-0", 47'-6", 50'-0", 52'-6", 55'-0", 57'-6"
Column Spacing

38', 46', 58'
Runway length

22', 27', 32', 42', 52', 62', 77', 82', 92', 102', 122', 127', 142', 152', 162', 177', 182', 202', 212', 222', 227', 242', 252', 262', 272', 277', 282', 302'
Bay Spacing

20', 25', 30'
Height

20 Ft, 24 Ft
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