Agricultural 540 to 1000rpm Pto Gearbox Speed Reducer for Tractors
Agricultural 540 to 1000rpm Pto gearbox Speed Reducer for TractorsProduct Description Notes:Although designed for attachment to a tractors PTO shaft this gearbox can be used in other applications on agricultural machinery.A lug is supplied fitted to the base of the gearbox housing. This must be sec......
Agricultural 540 to 1000rpm Pto gearbox Speed Reducer for Tractors
Product Description
Notes:
Although designed for attachment to a tractors PTO shaft this gearbox can be used in other applications on agricultural machinery.
A lug is supplied fitted to the base of the gearbox housing. This must be securely attached to your tractor by way of a chain or mounting plate to ensure the gearbox does not rotate during operation.
Gearboxes are shipped without oil. Please fill to the level plug with EP90 gear oil before use.
This gearbox can be used on tractors with 13/8"Z21 (1000rpm) PTO shafts with the addition of our splined adaptor AL00296 (13/8"Z21 internal - 13/4"Z20 external)
The gearbox is a designed to alter the output speed of your tractors PTO shaft. Its versatile design allows the gearbox to be used as either an increasing ratio or decreasing ratio gearbox to suit your needs.
As a decreasing ratio gearbox it will reduce 1000 rpm PTO shaft speed to 540 rpm allowing the use of equipment designed to operate at 540 rpm.
As an increasing ratio gearbox it will increase 540 rpm PTO shaft speed to 1000 rpm.
The gearbox is assembled with 2 x internal splined sleeves. One 13/8"Z6 the other 13/4"Z20. These splined sleeves allow for direct coupling to your tractors PTO shaft as the input. The gearbox is also supplied with 2 x separate shafts with matching splines. These are easily assembled to give you the required output shaft.
Agricultural PTO Reducer Functions and Benefits
Speed Matching: This is its core function. Many older or smaller implements are designed to run at 540 RPM and operate optimally at 540 RPM. If a farmer has a new large tractor with a 1000 RPM PTO, a reducer can help them safely and efficiently use their existing 540 RPM implements. This prevents damage to the implement from overspeeding.
Torque Multiplication: As speed decreases, torque increases proportionally (assuming higher efficiency). This is very beneficial for implements that require more torque at lower speeds for heavy-duty tasks, such as some types of augers, pit diggers, or heavy mixers.
Fuel Efficiency (for 1000 RPM tractors): For a tractor with a 1000 RPM PTO, using a reducer to drive a 540 RPM implement allows the tractor to run at a lower engine speed while still providing the required 540 RPM power to the implement. This can result in significant fuel savings and reduced wear on the tractor engine.
Extends implement life: By ensuring that implements are running at the expected RPM and torque, reducers avoid unnecessary stress, wear and tear, extending the life of implement components.
Enhances safety: Implements running at excessive speeds can be very dangerous. Reducers ensure that implements are operating within their designed safety parameters, reducing the risk of accidents or equipment failures.
Cost-effective: Instead of buying new implements to match the tractor's 1000 RPM PTO, farmers can save a lot of money by retrofitting existing 540 RPM implements with relatively inexpensive reducers.
Maintains direction of rotation: Unlike simply reducing speed through the tractor transmission, which may reverse the direction of output, most PTO reducers are designed to maintain the original direction of rotation of the PTO shaft.
Rugged construction: Like other agricultural transmissions, PTO reducers are rugged and built to withstand harsh farming conditions, including vibration, shock, and exposure to dust and moisture.
Ratio
Input RPM
HP
KW
SHAFT TYPE
INPUT
OUTPUT
1.88;1
540
105
78.3
13/4"Z20
13/4"Z20
13/8"Z6
13/8"Z6
1000
120
89.5
SHAFT
SLEEVE
SHAFT
1:1.88
540
120
89.5
13/8"Z6
13/8"Z6
13/4"Z20
13/4"Z20
SLEEVE
SHAFT
1000
120
89.5
Applications for Agricultural PTO Reducers
Older or smaller implements on newer/larger tractors: Many implements, especially older models or those designed for smaller tractors, run at a 540 RPM power take-off (PTO). Reducers allow these implements to be used safely with modern tractors that may only offer a 1000 RPM PTO option, or in situations where a 1000 RPM PTO needs to be run at a lower engine speed to save fuel.
Hole Diggers: These machines require high torque at relatively low RPM, and reducers can optimize the PTO's power output.
Grain Augers: Ensure proper grain flow rate without overspeeding the auger.
Small spreaders: To accurately and consistently spread seed or fertilizer at the optimal RPM.
Certain pumps: Especially those designed for lower RPM but requiring more torque.
Wood chippers/shredders (smaller models): To provide the proper RPM and torque for the cutting mechanism.
Any farm machine designed for 540 RPM needs to be driven by a 1000 RPM PTO for reasons such as tractor availability, power matching, or fuel economy.
GEAR MATERIALS 20CrMnTi/20CrMnMo for your choice
CASTINGS MATERIALS Gray cast iron HT250 according to standard GB/T 1348-2009 Ductile iron QT450-10 according to standard GB/T 1348-2009 Cast steel ZG310-570 according to standard GB/T 5613-2014
SHAFTS MATERIALS 40Cr,45#,20CrMnTi,20CrMnMo for your choice according to your request.
POWERTo ensure the correct use of the product we recommand to pay attention to the specifications mentioned on our technical sheet.Consider also the input rotation speed,the power input and the transmission ratios.Where the rotation or other working conditions are different,please contact LongQuan technical department.
LUBRICATION
The reducer is usually supplied without lubricant.The recommended quantity of lubricant is indicated on our catalogue and the first replaced must be done after 50-60 hours of running,then replaced after 600-800 working hours. The emptying of the gearbox should be made immediately after the working,with the oil still hot,in order to avoid the deposition of sludge.Check frequently the oil level and top up the oil whenever necessary.
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