{"id":2419,"date":"2026-01-26T07:14:21","date_gmt":"2026-01-26T07:14:21","guid":{"rendered":"https:\/\/agriculturalgearboxes.top\/?p=2419"},"modified":"2026-01-28T08:45:02","modified_gmt":"2026-01-28T08:45:02","slug":"2-speed-fan-speed-increaser-gearbox-for-orchard-sprayers-the-dutch-horticultural-standard","status":"publish","type":"post","link":"https:\/\/agriculturalgearboxes.top\/id\/aplikasi\/2-speed-fan-speed-increaser-gearbox-for-orchard-sprayers-the-dutch-horticultural-standard\/","title":{"rendered":"2-Speed Fan Speed Increaser Gearbox for Orchard Sprayers: The Dutch Horticultural Standard"},"content":{"rendered":"
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Engineered for the intensive demands of Flevoland’s tulip fields and Kent’s dense apple orchards. Delivering precise airflow control with a robust 1:3 \/ 1:4.5 ratio switch and integrated safety overrunning clutch.<\/p>\n<\/div>\n

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Engineering Precision for Air-Assisted Spraying Systems<\/h2>\n

In the specialized domain of air-blast sprayers, the gearbox is not merely a transmission unit; it is the heart of crop protection. The EVER-POWER 2-Speed Fan Speed Increaser Gearbox is specifically calibrated to sit at the rear of the sprayer, directly supporting and driving the axial fan. This unit transforms the standard 540 RPM input from the tractor PTO into the high-velocity 1,800\u20132,400 RPM output required to penetrate dense canopy layers in modern fruit growing and viticulture.<\/p>\n

Designed to address the specific “Stop-and-Go” nature of Dutch intensive farming, this gearbox features a critical Neutral (N) position<\/strong>. This allows operators to disengage the fan while keeping the pump running for tank agitation during headland turns or transport\u2014a mandatory feature for complying with EU environmental regulations regarding chemical drift and mixture consistency. Furthermore, the integrated Overrunning Clutch<\/strong> protects the tractor’s transmission from the massive inertia of 800mm+ fan blades during deceleration.<\/p>\n

\"Fan<\/p>\n<\/div>\n

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Technical Specifications Data Sheet<\/h2>\n
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Kategori Parameter<\/th>\nNilai Spesifikasi<\/th>\n<\/tr>\n<\/thead>\n
Daya Masukan Terukur<\/strong><\/td>\n45 kW (60 HP) @ 540 RPM<\/td>\n<\/tr>\n
Torsi Masukan Maksimum<\/strong><\/td>\n890 Nm<\/td>\n<\/tr>\n
Kecepatan Masukan<\/strong><\/td>\n540 RPM (PTO Standard)<\/td>\n<\/tr>\n
Gear Ratio (Low)<\/strong><\/td>\n1 : 3.5<\/td>\n<\/tr>\n
Gear Ratio (High)<\/strong><\/td>\n1 : 4.5<\/td>\n<\/tr>\n
Selectable Gears<\/strong><\/td>\nNeutral \/ Low \/ High<\/td>\n<\/tr>\n
Output Speed (Low)<\/strong><\/td>\n1,890 RPM<\/td>\n<\/tr>\n
Output Speed (High)<\/strong><\/td>\n2,430 RPM<\/td>\n<\/tr>\n
Profil Poros Masukan<\/strong><\/td>\n1-3\/8″ Z6 Spline (ISO 500)<\/td>\n<\/tr>\n
Jenis Poros Keluaran<\/strong><\/td>\nFlanged Hub \/ Cylindrical Keyed \u00d835mm<\/td>\n<\/tr>\n
Bahan Perumahan<\/strong><\/td>\nBesi Cor Ulet QT450-10<\/td>\n<\/tr>\n
Bahan Gigi<\/strong><\/td>\n20CrMnTiH (Dikarburisasi & Didinginkan)<\/td>\n<\/tr>\n
Kekerasan Gigi<\/strong><\/td>\n58-62 HRC<\/td>\n<\/tr>\n
Kapasitas Minyak<\/strong><\/td>\n1,8 Liter<\/td>\n<\/tr>\n
Jenis Pelumasan<\/strong><\/td>\nOil Splash Bath (SAE 90 \/ ISO VG 220)<\/td>\n<\/tr>\n
Kisaran Suhu Operasional<\/strong><\/td>\n-20\u00b0C hingga +110\u00b0C<\/td>\n<\/tr>\n
Peringkat Termal<\/strong><\/td>\n38 kW (Continuous w\/o cooling)<\/td>\n<\/tr>\n
Bahan Segel<\/strong><\/td>\nDouble-lip Viton (FKM)<\/td>\n<\/tr>\n
Jenis Bantalan<\/strong><\/td>\nBantalan Rol Tirus (Tugas Berat)<\/td>\n<\/tr>\n
Faktor Layanan<\/strong><\/td>\n1,25 (Kelas I AGMA)<\/td>\n<\/tr>\n
Tingkat Kebisingan<\/strong><\/td>\n< 78 dB at 1m distance<\/td>\n<\/tr>\n
Spesifikasi Cat<\/strong><\/td>\nCat Bubuk Epoksi (RAL 9005\/3002)<\/td>\n<\/tr>\n
Berat (Kering)<\/strong><\/td>\n32.5 kg<\/td>\n<\/tr>\n
Mounting Bolt Pattern<\/strong><\/td>\n4 x M12 on \u00d8120mm PCD<\/td>\n<\/tr>\n
Jenis Ventilasi<\/strong><\/td>\nFiltered Brass Breather Plug<\/td>\n<\/tr>\n
Clutch Mechanism<\/strong><\/td>\nInternal Overrunning Clutch (Free Wheel)<\/td>\n<\/tr>\n
Shifting Mechanism<\/strong><\/td>\nManual Lever (Side Mounted)<\/td>\n<\/tr>\n
Ambang Getaran<\/strong><\/td>\n< 4,5 mm\/s RMS<\/td>\n<\/tr>\n
Desain Kehidupan (B10)<\/strong><\/td>\n> 5.000 Jam<\/td>\n<\/tr>\n
Peringkat IP<\/strong><\/td>\nIP65 (Kedap Debu \/ Tahan Semprotan Air)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
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Netherlands: The Polder Challenge<\/h3>\n

In the reclaimed polder lands of North Holland, air-blast sprayers operate in uniquely humid, saline environments. The soil is heavy clay. Our gearbox features reinforced Viton seals<\/strong> specifically to exclude the fine, abrasive marine silt that often contaminates standard NBR seals. The “Neutral” gear is essential here for compliance with Dutch surface water protection laws (Lozingenbesluit), allowing agitation without spraying near ditches.<\/p>\n<\/div>\n

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UK & Europe: Hillside Orchards<\/h3>\n

For apple growers in Kent or vineyards in the Rhine Valley, operating on slopes puts variable load on the fan. Our internal gears utilize a 20\u00b0 pressure angle with helix modification<\/strong> to ensure tooth contact remains optimal even under slight chassis torsion common in hillside operations. The overrunning clutch is calibrated to handle the high momentum of 900mm fans used in these older, denser orchards.<\/p>\n<\/div>\n<\/div>\n

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Market Comparison: EVER-POWER Advantage<\/h3>\n

While many European gearboxes prioritize lightweight aluminum housings, EVER-POWER insists on Besi Cor Ulet QT450-10<\/strong>. While this adds 4kg to the weight, it increases shock load resistance by 40%, a crucial factor when the sprayer hits a rut in a hardened tractor path. Additionally, our cooling fins are 25% deeper than the market standard, reducing operating temperature by 12\u00b0C during continuous summer spraying.<\/p>\n

Penafian:<\/strong> EVER-POWER gearboxes are designed as high-performance aftermarket replacements. References to brands such as Comer\u2122, Bondioli & Pavesi\u2122, or Kuhn\u2122 are solely for identification and compatibility purposes. We are not affiliated with these OEM manufacturers.<\/div>\n

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