ZF 400A ZF400A gearbox for marine applications
ZF400A, ZF400, 3224.002.004, 3224002004
Catalog number of the original: 3224.002.004;3224002004;zf400A
Marine gearbox ZF 400 SERIES | ZF 400 A (ZF400A)
part number ZF 3224.002.004
ratio 1,59:1 / 1,96:1 others
ZF 400A, typical suits for marine Engines power rating 1000Hp, 2300rpm
Gearboxes are complete with:
electrical distributor
SAE1 bell housing
Elastic element 14”
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Description
 Integrated Intellegent Technology
 Rated up to 735 kW
 Robust design also withstands continuous duty in workboat applications
 Fully works tested, reliable and simple to install
 Design, manufacture and quality control standards comply with ISO 9001
 Compatible with all types of engines and propulsion systems, including waterjets and surface- piercing propellers, as
applicable
 Suitable for high performance applications in luxury motoryachts, sport fishers, express cruisers etc
 Reverse reduction marine transmission with hydraulically actuated multi-disc clutches
 Power factor up to 0.3195 kW/rpm (typical engine 1000HP@2300rpm)
 Gear ratios from 1.4 to 2.5
Duty Definitions
Pleasure Duty
Highly intermittent operation with very large variations in engine speed and power.
Average engine operating hours limit:
500 hours/year
300 hours/year for mechanical gearboxes
Typical hull forms: Planing
Applications: Private, non-commercial, non-charter leisure activities, no racing
Light Duty
Intermittent operation with large variations in engine speed and power.
Average engine operating hours limit:
2500 hours/year
(for hydraulic transmissions smaller than ZF 2000 series, 2000 hours/year)
Typical hull forms: Planing and semi-displacement
Typical applications: Private and charter, sport/leisure activities, naval and police activities
 
Features
 Supershift2 technology inside
 Optional embedded electronic unit to better control the proportional valves, thus granting smoother shifting/trolling
Possibility to integrate further smart alert functionalities for scheduled maintenance
 Configurable to various application in the appropriate power range, for both yachts and commercial vessels
 Lightweight and robust aluminum alloy casing (sea water resistant)
 Case hardened and precisely ground gear teeth for long life and smooth running
 Output shaft thrust bearing designed to take maximum propeller thrust astern and ahead
 Smooth and reliable hydraulic shifting with control lever for attachment of push-pull cable
 Suitable for twin engine installations (same ratio and torque capacity in ahead or astern mode)
 Replaceable oil filter cartridge
 Compact, space saving design: 7° down-angle and beveloid gear