Hansen Industrial Gearboxes

Hansen P4 Single Stage Gear Units

  • Overview

    The Hansen P4 product line/range of single stage gear units is available in a parallel horizontal configuration. Technically balanced between optimum thermal and mechanical performance there are mainly 2 series available.

    The single stage gearbox series with a monobloc housing has a variable center distance and are available in 5 sizes with a power rating up to 4 000 kW.

    The heavy duty single stage gearbox series with a power rating up to 12 000 kW has a housing with horizontal split plane and a dedicated pressure lubrication system.

    The heavy duty single stage unit has a housing with horizontal split plane. These gear units are available in 4 sizes (G through K) with a power rating up to 12 000 kW and ratios between 2.5 and 5.6.

    Applications

    • ➤ Paper Industry
    • ➤ Pumps and Compressors

    Features & Benefits Single Stage Units


    1. Fitness for use

    With the Hansen P4 product line you can easily select what you need, thereby optimizing your investment.

    Hansen P4 Feature: Your benefit:

    • ➤ Simple, standard systems for cooling and lubrication
    • ➤ Accessories and instrumentation are offered as catalogue options
    • ➤ Two mounting positions and alternative mounting with both shafts in a vertical plane
    • ➤ Accessories and instrumentation are offered as catalogue options
    • ➤ Enlarged though compact housing and increased shaft height
    • ➤ Variable centre distances
    • ➤ Improved component standardization
    • ➤ Special ratios up to 1% of the requested ratio at moderate cost

    Your benefit:

    • ➤ Proven and cost- effective solutions
    • ➤ Easy and fast customization possibilities
    • ➤ Increased flexibility in mounting arrangements
    • ➤ Easy change of shaft handing, and only one spare unit needed for both
    • ➤ The input shaft height matches the large motor shaft height even better
    • ➤ Easy replacement and improvement of existing installation at a minimum effort and cost
    • ➤ Shorter delivery times
    • ➤ Cost efficient tailor-made solution


    2. Power and Reliability

    The excellent constructional rigidity of Hansen P4, together with the commitment to apply state-of-the-art gear technology, leads to remarkable power and performance.

    Hansen P4 Feature:

    • ➤ Rigid standardized pinion shafts and housings
    • ➤ Full-scale application of:
      • ➤ High torque geometry in low speed gear sets
      • ➤ Low noise geometry in high speed gear sets
      • ➤ Profile-controlled gas carburizing
      • ➤ Precision grinding with sophisticated tooth contact analysis
    • ➤ Assured oil circulation through the bearings
    • ➤ Optimal balance between mechanical, thermal and bearing rating
    • ➤ Specific macro gear geometry
    • ➤ Tapered roller bearings in the monolithic housing
    • ➤ Increased shaft height

    Your benefit:

    • ➤ Better lateral load distribution, lower noise and vibration levels:
    • ➤ Better strength/surface durability rating balance
    • ➤ Lower noise and vibration levels
    • ➤ Optimal load capacity
    • ➤ Improved strength
    • ➤ Optimal transverse and lateral load distribution, lower noise and vibration levels
    • ➤ Long, trouble free working life
    • ➤ Size is equivalent to power, resulting in optimal performance and efficiency for all ratios
    • ➤ Reduced power losses
    • ➤ Lower noise & vibration levels
    • ➤ Optimal load capacity
    • ➤ Optimal transverse and lateral load distribution, lower noise and vibration levels

    3. Spare Parts, Service & Maintenance

    The Hansen P4 is one of the easiest to maintain gear units on the market. The maintenance operation itself has been simplified and shortened.

    Hansen P4 Feature:

    • ➤ Maintenance-free Oil-Lock seal as a standard on the high speed shaft extensions
    • ➤ Rounded external design
    • ➤ Oversized inspection cover on top of the gear

    Your benefit:

    • ➤ Oil-tight for life - no maintenance required
    • ➤ Easy to open for service or inspection or to replace taper roller bearings
    • ➤ Smooth surface without dirt-retaining cavities

    Standardized Heavy Duty Single Stage Gear Units


    With this range of heavy duty single stage gear units, Sumitomo Drive Technologies extends its current single stage offering further into the multi-megawatt power range. These single stage units make use of the proven Hansen P4 technology and are especially suitable to drive large pumps, blowers, compressors, refiners, etc.

    The Heavy duty single stage unit is available in a parallel horizontal configuration with split housing. These gear units are available in 4 sizes (G through K) with a power rating up to 12 000 kW and ratios between 2.5 and 5.6


    Features & Benefits

    • ➤ Predesigned ratio at 1% of the requested ratio.
    • ➤ Fixed center distance
    • ➤ Specific gear macro geometry reduces power losses, noise and vibration level
    • ➤ High speed shaft bearing arrangement with separate thrust bearing to enhance robustness.
    • ➤ Pressure lubrication system to guarantee continuous lubrication and cooling of bearings and gears. Long trouble free operation.
    • ➤ Integrated manifold
    • ➤ Provision for complete oil drainage = drain plug at lowest position and system of internal drain holes and channels.
    • ➤ Oil pan to avoid foaming
    • ➤ Maintenance-free Oil-Lock™ sealing system as a standard on the high speed and low speed shaft.
    • ➤ Horizontal split housing for easy maintenance.
    • ➤ Large inspection cover with re-usable O-ring.
    • ➤ Provision for easy removal of covers to perform service on the spot when needed.
    • ➤ Strong oval lifting lugs for easy handling.
    • ➤ Options for improved protection such as labyrinth sealing, anti-dust or anti-moisture breather.
    • ➤ Special coatings.