説明

EP-RC-30 ロータリーカッターギアボックス | Omni Code RC-30 の交換品

In the vast landscape of agricultural machinery, the 40HP gearbox is the essential component powering the majority of 5-foot rotary cutters used by hobby farmers, estate owners, and municipal maintenance crews globally.

その EP-RC-30 ロータリーカッターギアボックス is Ever-Power’s definitive answer to the market’s need for a reliable, affordable, and tough replacement unit. While it serves as a direct drop-in replacement for the industry-standard Omni Code RC-30, we have re-engineered the internal components to exceed original specifications.

ブラジルのエンジニアリングの優位性

Agriculture in Brazil is demanding. Equipment here faces longer operating hours, higher ambient temperatures, and denser vegetation than in many other parts of the world. Ever-Power has taken the lessons learned from the Brazilian fields and applied them to the EP-RC-30.

We upgraded the housing from standard grey iron to QT450 ダクタイル鋳鉄, providing superior shock resistance. We optimized the gear geometry to reduce noise and heat generation. Whether you are mowing a paddock in Texas, USA, or clearing coffee rows in ブラジル、サンパウロ, this gearbox is built to last.

技術仕様（エンジニアリングデータ）

このユニットがお客様の機械に適合することを確認するため、下記の詳細な技術仕様をご確認ください。

⚙️ 一般的なエンジニアリングパラメータ

パラメータ	仕様	技術ノート
モデル	EP-RC-30	Replaces Omni RC-30
馬力定格	40 HP (Continuous)	540 RPM入力でテスト済み
トルク容量	446 Nm (Rated)	3,947 lb-in Max Torque
入力速度	540回転	標準農業用PTO速度
ギア比	1:1.47 (Speed Up)	Input 1 turn = Output 1.47 turns
入力シャフト	1-3/8インチ – 6スプライン	標準SAE寸法
出力軸	1.47″ – 12 Tapered Spline	Fits Standard Stump Jumpers
ハウジング材質	ダクタイル鋳鉄（QT450）	高い耐衝撃性
オイル容量	0.68 L (23 oz)	乾燥状態で出荷されます – 充填が必要です！
重さ	23.1 kg (51 lbs)	乾燥重量
取り付けパターン	4-Bolt (4-3/4″ Circle)	Industry Standard
回転	反時計回り入力／時計回り出力	標準農業指導

🔩 内部コンポーネント規格

• ギア： 精密鍛造スパイラルベベルギア。材質： 20CrMnTi熱処理：浸炭処理（HRC 58-62）。

• ベアリング： High-speed Deep Groove Ball Bearings on input; Tapered Roller Bearings on output for axial load support.

• アザラシ： トリプルリップスプリング式シール。材質： NBR/Viton for heat resistance.

• 潤滑: Splash lubrication system designed to channel oil to bearings even on slopes.

5 Key Facts: Why The EP-RC-30 Is The Best Choice

1. Forged Strength: Unlike competitors using sintered metal, our gears are 20CrMnTi合金鋼から精密鍛造, ensuring teeth don’t chip under shock loads.

2. Optimized Speed: Features a 1:1.47 Speed-Up Ratio, converting standard 540 PTO RPM into high-velocity blade tip speed for a cleaner cut.

3. Secure Connection: Utilizing a 12-Tapered Spline Output Shaft, it ensures a rock-solid connection to the stump jumper, reducing vibration.

4. Field-Tested: Validated in the tough terrains of ミナスジェライス州 そして マトグロッソ州, ensuring reliability in both commercial and lifestyle farming.

5. Ready to Run: 同梱 ブレードキャリア取り付けナットと割りピン included.

互換性および互換性ガイド

The EP-RC-30 is designed as a universal 交換用ギアボックス. Its mounting pattern and shaft dimensions follow industry standards, making it a “Plug & Play” solution for over 70% of the light-duty cutters on the market.

直接交換品：

• オムニギア: RC-30 (The primary design reference)

• ロータリーコーポレーション： 10329

• Eurocardan: Series 40 equivalents

• ボンディオリ＆パヴェシ： Select 100/200 Series models

対応機器ブランド（アフターマーケット適合）：

• キング・カッター： Fits most 4′, 5′, and 6′ Professional and Standard rotary cutters.

• ブッシュホッグ： Squealer series (SQ48, SQ60), Razorback series (RZ60).

• 土地への誇り： RCR1248, RCR1260, RCR15 series.

• ライノアグ： SE5, SE6 models.

• County Line (Tractor Supply): 4ft and 5ft mowers.

• ハウズ： 500シリーズ。

• タトゥー・マルケサン： 軽作業用ロータリーカッター（ブラジル製）を選択してください。

エンジニアリングのヒント： The EP-RC-30 is specifically designed for cutters requiring a splined input shaft. If your old gearbox had a smooth input shaft (very old models), you will need a new PTO yoke to match our 1-3/8″ 6-spline input. Always verify your 出力軸スプライン数 (usually 12 tapered) and ボルトパターン (4 bolts on a 4.75″ circle) before ordering.

詳細なアプリケーションシナリオ

Our gearboxes are versatile powerhouses. Here is where the EP-RC-30 excels:

🌽 Hobby Farming & Estate Management

For the landowner with 5-20 acres, the EP-RC-30 is the ideal gearbox. It is perfect for maintaining:

• Pastures: Keeping grass at an optimal height for horses or cattle.

• Paddocks: Clearing weeds and light brush up to 1/2″ diameter.

• Trails: Maintaining walking or riding trails through wooded areas.

☕ Coffee & Orchard Plantations (Brazil & Global)

で ミナスジェライス州, coffee farmers use rotary cutters to manage weeds between rows. The EP-RC-30 is compact enough to fit on offset mowers, allowing farmers to clear vegetation close to the coffee trees without damaging the crop. The 40HP rating is perfect for the smaller, nimble tractors used in these operations.

🚧 Roadside & Municipal Maintenance

For light roadside clearing of grass and weeds, municipal contractors rely on the durability of the EP-RC-30. Its sealed design prevents dust and road grime from destroying the internal bearings, ensuring long service intervals even in dirty environments.

🌾 Crop Residue Management

After the harvest of light crops like wheat or beans, the EP-RC-30 provides the high blade speed necessary to shred stalks, promoting faster decomposition and returning nutrients to the soil.

Engineering Deep Dive: Why “Made by Ever-Power” Matters

In a market flooded with generic components, Ever-Power stands apart through rigorous engineering standards. We don’t just assemble; we manufacture.

Metallurgy: The Foundation of Strength

The housing of the EP-RC-30 is cast from QT450-10 ダクタイル鋳鉄. Unlike standard Grey Iron (HT200) used in budget gearboxes, Ductile Iron contains graphite nodules that inhibit crack propagation.

• Why this matters: When your mower blade hits a hidden stump, the shock travels up the shaft to the housing. Grey iron shatters; Ductile iron absorbs the shock.

Gear Precision: Spiral Bevel Technology

私たちは利用します スパイラルベベルギア rather than straight cut gears.

• Silent Operation: Spiral gears have a gradual tooth engagement, significantly reducing noise levels (dB).

• Torque Density: The increased contact ratio allows for higher torque transmission in a smaller package.

• 熱処理： Our gears undergo Carburizing to HRC 58-62, providing a hard, wear-resistant surface while maintaining a tough core to resist breakage.

Sealing Technology: The Triple Defense

Oil leaks are the #1 killer of gearboxes. The EP-RC-30 utilizes a Triple-Lip Seal system on the output shaft.

1. Outer Lip: Acts as a dust wiper, keeping dirt and grass away.

2. Middle Lip: The primary barrier against water ingress.

3. Inner Lip: Retains the oil within the gearbox.

   私たちは バイトン material for these seals, which can withstand temperatures up to 200°C, far exceeding the limits of standard NBR rubber seals used by competitors.

顧客事例：現場で実証済み

Ever-Powerでは、実績に基づいて評判を築いています。当社の実績は以下のとおりです。 EP-RC-30 お客様の問題を解決してきました。

🇧🇷 Case Study 1: The Coffee Hills of Minas Gerais

クライアントプロフィール： A mid-sized coffee plantation in Southern Minas Gerais, Brazil.

装置： 5ft Offset Rotary Cutter.

• 課題: The plantation is located on steep, hilly terrain. The previous gearboxes (generic imports) were suffering from oil starvation on the upper bearings when the tractor was operating on steep slopes, leading to catastrophic bearing failure every 300 hours.

• 解決策: 彼らは Ever-Power EP-RC-30. Our engineers analyzed the slope and recommended a slight overfill of the oil level (by 10%) combined with our optimized splash lubrication housing design.

• 結果： The new gearboxes have surpassed 1,000 hours of operation without a single bearing failure. The improved lubrication channels ensured oil reached critical areas even at 20-degree inclines.

🇺🇸 Case Study 2: The Weekend Warrior in Ohio

クライアントプロフィール： A property owner with 15 acres of mixed grass and light brush in Ohio, USA.

装置： County Line 5ft Rotary Cutter.

• 課題: The owner hit a large, hidden rock while clearing an overgrown field. The impact shattered the casing of his original gearbox. The dealer quoted a high price and a 3-week wait time.

• 解決策: He found the EP-RC-30 online as a direct replacement. The price was significantly lower, and the ダクタイル鋳鉄 housing promised better shock resistance.

• 結果： Installation took less than an hour. The customer reported that the gearbox runs quieter than the original unit, and he has since hit several more obstacles without damaging the case, thanks to the superior metallurgy and the use of a proper Shear Bolt PTO shaft.

包括的なインストールおよびメンテナンスガイド

A gearbox is only as good as its maintenance. Follow this engineer-approved guide to get the most out of your EP-RC-30.

インストール手順

1. 安全第一： PTOを解除し、トラクターの電源を切り、キーを抜き、芝刈りデッキをしっかりと固定してください。

2. 除去： Remove the shear bolt from the PTO input. Remove the castellated nut and cotter pin from the output shaft to drop the stump jumper (this may require a puller). Unbolt the 4 mounting bolts.

3. 準備： Clean the mower deck surface thoroughly. Inspect for cracks around the mounting holes—weld them if necessary, as deck flex kills gearboxes.

4. 取り付け: Place the EP-RC-30. Install 4 x Grade 5 or Grade 8 bolts (5/8″ usually). Torque to 100 ft-lbs.

5. ハブのインストール: Apply anti-seize to the 12-tapered output splines. Slide the stump jumper hub on. Install the washer and castle nut. Torque the nut heavily (check manual, usually 150+ ft-lbs) and 新しい割りピンを取り付けます.

6. オイル充填： 上部のブリーザープラグと側面のレベルチェックプラグを取り外します。 SAE 80W-90 Gear Oil (approx 23 oz / 0.68L) until it weeps out of the side hole. Do not overfill.

7. PTO接続： Connect the PTO shaft. Ensure the shear bolt is the correct grade (usually Grade 2 for protection).

潤滑およびメンテナンススケジュール

• 押し入る： Change the oil after the first 50時間 or at the end of the first season. This removes metal filings from the gear break-in process.

• ルーティーン： オイルレベルを定期的にチェック 8時間 (daily).

• 年間： Drain and replace gear oil. Inspect seals for leaks. Grease the input bearing if a Zerk fitting is present.

• Storage: If storing for winter, fill the gearbox completely to prevent condensation rust (remember to drain to the correct level before using it again!).

よくある問題のトラブルシューティング

症状	考えられる原因	解決
Leaking Output Seal	Grass wrapped around shaft	Remove stump jumper, cut away grass/wire, replace seal.
過剰な騒音	Low oil or incorrect backlash	Check oil level. If full, bearings may be worn.
過熱	Low oil or wrong viscosity	Top up. Use ISO VG 220 / 85W-140 in extreme heat (40°C+).
振動	Bent output shaft or unbalanced blade	Inspect shaft runout. Balance or replace blades/stump jumper.

Agricultural PTO Shafts: The Vital Link

The performance of your EP-RC-30 is entirely dependent on the PTOシャフト connecting it to the tractor. Using the wrong shaft can destroy your new gearbox.

Choosing the Right Shaft for EP-RC-30

• シリーズ： おすすめします Series 4 PTO Shaft. This matches the 40HP rating of the gearbox perfectly.

• Length: Always measure the distance from the tractor PTO to the gearbox input shaft. The shaft must have at least 1/3 overlap when extended and must not bottom out when the lift is raised.

• Safety Mechanism:

  • せん断ボルト： The most common and affordable. A soft bolt breaks upon impact, saving the gearbox.

  • スリップクラッチ： A friction clutch that slips when torque spikes. Recommended for rocky terrain as it resets automatically.

Ever-Power PTOソリューション

As a complete drivetrain manufacturer, Ever-Power Brazil offers matching PTO shafts for the EP-RC-30. We supply shafts with:

• Standard 1-3/8″ 6-Spline yokes.

• Quick-disconnect locking pins.

• Full safety shielding (CE and ISO compliant).

Ever-Powerを選ぶ理由 

Ever-Powerを選ぶということは、品質管理の全工程を管理する企業と提携することを意味します。

• 供給元工場（OEM）： We are not a trading company. We melt the iron, forge the gears, and assemble the units in our own Brazilian facility. This allows us to offer competitive pricing without sacrificing quality.

• 農業中心のDNA： 農業大国ブラジルに拠点を置く当社は、大規模農業のニーズに基づいて研究開発を行っています。収穫期における機器の故障がいかに深刻な事態を招くかを、私たちは深く理解しています。

• ラピッドロジスティクス： 弊社では数千台の在庫を保有しております。ブラジル国内のご注文は即日発送いたします。海外からのご注文は弊社の輸出チームが対応し、米国およびEUのお客様向けには簡略化された通関手続きをご用意しております。

• 100% 品質チェック: すべてのギアボックスは、筐体に組み込む前に、騒音、振動、シールの完全性について回転試験が行われます。

よくある質問（FAQ）

Q1: Will the EP-RC-30 fit my older 5-foot King Kutter?

A: If your King Kutter uses a standard 40HP gearbox with a 4-bolt pattern (approx 4-3/4″ spacing) and has a 12-spline output shaft, then yes. This is the industry standard for light-duty cutters.

Q2: What is the difference between smooth and splined input shafts?

A: The EP-RC-30 comes with a 1-3/8″ 6-Spline input. This is the modern standard and connects easily to standard PTO yokes. Some very old gearboxes had smooth inputs, but the splined version is a superior upgrade.

Q3: Can I use this gearbox on a 60HP tractor?

A: Yes, BUT you must ensure you have a properly rated せん断ボルト または スリップクラッチ on the PTO shaft. The gearbox is rated for 40HP. If your 60HP tractor hits a stump without protection, the tractor will win, and the gearbox will break.

Q4：オイルは付属していますか？

A: No. Due to international shipping regulations, all gearboxes are shipped ドライ. You must fill it with approx. 0.68L (23 oz) of 80W-90 Gear Lube before operation.

Q5: How do I measure the output shaft?

A: The EP-RC-30 has a 12 Tapered Spline output. Count the splines (peaks) on the shaft. It should be 12. The diameter is roughly 1.57″ (40mm) at the specific spline area.

Upgrade Your Mower with Ever-Power

Don’t let a failed gearbox stop your season. Choose the EP-RC-30 for a perfect blend of Brazilian toughness, precision engineering, and factory-direct value.

弊社のエンジニアリングチームにお問い合わせください。

• メールアドレス: [email protected]
• Webサイト： 農業ギアボックストップ