H Series
Helical gear reducers - cast iron

Helical gear reducers

H - IH - PH - CH

Designed to offer maximum reliability even in the harshest operating conditions, the H product series guarantees complete versatility and is suitable for applications that require high radial loads. 
The H-series includes a large number of extremely versatile models, in cast iron (sizes 030 to 140).

Certifications Available: ATEX 2GD/3GD

Warranty: Two years from date of delivery. 

Characteristics

  • Sizes: 030-040-050-060-080-100-125-140
  • Available versions: H - fitted for motor coupling, IH - with input shaft, CH - with compact motor, PH - fitted for motor coupling with flexible joint
  • Casing with feet, flange F or universal U
  • Power up to 45 kW
  • Gears hardened and tempered with shaved or ground profile 
  • Gearing with 1, 2 and 3 reduction stages 
  • Reduction ratios between 1,23 and 282,10
  • Torque max 8.000 Nm and admissible radial loads max 55.000 N 
  • Cases in G200 grey cast iron for high strength and optimized with FEM analysis
  • Load capacity calculated to ISO 6336 and verified according to AGMA 2001
  • Painted with RAL 5010 blue epoxy-polyester powder 
  • Accessories: output flange, backstop device, viton oil seals
  • Downloads
  • Product check list

    To enable us to identify the correct product for your requirements please complete the below form.

    Required field
    Required field
    CUSTOMER INFO
    Required field
    Required field
    Required field
    Required field
    Required field
    Required field
    APPLICATION DATA
    Motor Type

    Motor Information
    Required field
    Required field
    Required field
    Required field

    Protection degree

    Gearbox speed (rpm)

    Speed range (rpm)

    Required torque (max/average)

    Description of the application

    Stop-Starts/Hr (Qty) - Duty

    Hours-Run/Day

    Casing version

    Gearbox mounting

    Mounting position (see catalogue)

    Loading (Please refer to the “Service Factor” paragraph on the catalogue)

    Fr/Fa radial/axial load

    Connection(direct, coupling, belt drive, chain...)

    Minimum Service Factor required

    Certifications/ Regulations required
    ENVIRONMENT CONDITIONS

    Presence of external heat sources ((from sun, environment and/or machines)

    Installation environment
    Type of atmosphere
    The following information is useful and necessary to identify the correct product according to the European ATEX Directive 94/9/CE. Please, fill the blank spaces of this document. Important note: Motovario cannot supply products for Atex 1D/1G or Zone 0

    Type of zone
    GAS
    DUST

    Permitted surface temperature
    GAS (Temperature class)

    DUST

    Motovario, if above information is provided, can confirm harmonization to EN1127-1 and from EN13463-1 to EN13483-8 for: H/HA Series - Helical gear reducers, B/BA Series - Helical bevel gear reducers, S Series - Shaft mounted gear reducers, NMRV/NMRV-P Series - Worm gear reducers.
    In case of order, the information above must be provided to enable the supply of the product necessary certification, file number and data for the nameplate.

Request info

Top
My Motovario