{"id":469,"date":"2026-01-14T02:24:37","date_gmt":"2026-01-14T02:24:37","guid":{"rendered":"https:\/\/planetary-gearboxes.com\/?post_type=product&p=469"},"modified":"2026-01-14T02:25:03","modified_gmt":"2026-01-14T02:25:03","slug":"epl-double-shaft-planetary-gearbox-for-chain-drive-systems","status":"publish","type":"product","link":"https:\/\/planetary-gearboxes.com\/ar\/product\/epl-double-shaft-planetary-gearbox-for-chain-drive-systems\/","title":{"rendered":"\u0639\u0644\u0628\u0629 \u062a\u0631\u0648\u0633 \u0643\u0648\u0643\u0628\u064a\u0629 \u0645\u0632\u062f\u0648\u062c\u0629 \u0627\u0644\u0645\u062d\u0648\u0631 \u0645\u0646 EPL \u0644\u0623\u0646\u0638\u0645\u0629 \u0646\u0642\u0644 \u0627\u0644\u062d\u0631\u0643\u0629 \u0628\u0627\u0644\u0633\u0644\u0633\u0644\u0629"},"content":{"rendered":"
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Product Overview: The Powerhouse of Chain Transmissions<\/h2>\n

The EPL Double Shaft Planetary Gearbox represents a significant leap forward in transmission technology, specifically engineered to withstand the rigorous demands of modern industrial \u0633\u0644\u0633\u0644\u0629<\/strong> drive applications. Unlike conventional worm or helical gear reducers which often suffer from efficiency losses and thermal buildup under heavy loads, the EPL series utilizes a sophisticated planetary gear arrangement where multiple satellite gears orbit a central sun gear. This design ensures that the load is distributed across multiple contact points, significantly increasing the unit’s ability to withstand the high shock loads and start-up torque spikes inherent in driving heavy conveyor \u0627\u0644\u0633\u0644\u0627\u0633\u0644<\/strong>, drag \u0627\u0644\u0633\u0644\u0627\u0633\u0644<\/strong>, and lifting mechanisms. For industries in South Korea, ranging from the shipyards of Busan to the automotive assembly lines in Ulsan, reliability is non-negotiable. The EPL gearbox delivers this reliability through its robust construction, utilizing high-grade 20CrMnTi alloy steel components that are carburized, quenched, and precision-ground to HRC60 hardness. This advanced metallurgy allows the gearbox to interface seamlessly with heavy-duty \u0633\u0644\u0633\u0644\u0629<\/strong> sprockets, providing a slip-free transmission of power that is critical for maintaining the synchronization of automated processes. The durability of the gear teeth means that even under the constant tension of a steel \u0633\u0644\u0633\u0644\u0629<\/strong>, the gearbox maintains its integrity, reducing the frequency of costly maintenance intervals.<\/p>\n

\"EPL<\/p>\n

A defining feature of this series is its unique “Double Shaft” configuration. This dual-output design provides unparalleled versatility for complex machine designs, particularly those involving parallel \u0633\u0644\u0633\u0644\u0629<\/strong> runs. In many transmission applications, such as agricultural harvesters or wide-format conveyors, it is necessary to synchronize two parallel drive lines to prevent skewing of the conveyor slats or buckets. The EPL’s double shaft allows engineers to connect drive sprockets on both sides of the gearbox, or to utilize the secondary shaft for mounting auxiliary devices such as rotary encoders, safety brakes, or manual handwheels. This capability transforms the gearbox from a simple speed reducer into a central control node for your automation system. Furthermore, the \u0646\u0627\u0642\u0644 \u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0643\u0648\u0643\u0628\u064a<\/strong> boasts an efficiency rating of up to 97% per stage, which is a critical factor for energy-conscious operations. When replacing older, less efficient drives, the energy savings alone can justify the upgrade, especially in \u0639\u0644\u0628\u0629 \u062a\u0631\u0648\u0633 \u0643\u0648\u0643\u0628\u064a\u0629 \u0634\u062f\u064a\u062f\u0629 \u0627\u0644\u062a\u062d\u0645\u0644<\/strong> applications running continuous 24\/7 shifts. By choosing the EPL series, you are ensuring that your \u0633\u0644\u0633\u0644\u0629<\/strong> system operates with maximum mechanical advantage, minimal noise, and superior positional accuracy.<\/p>\n<\/div>\n

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Technical Specifications & Load Data<\/h2>\n

Proper selection of a gearbox is critical for the longevity and safety of any \u0633\u0644\u0633\u0644\u0629<\/strong> transmission system. The EPL series offers a comprehensive range of frame sizes from EPL40 to EPL160, allowing engineers to choose the exact specification that meets their load requirements without over-engineering or under-specifying. When integrating this gearbox into a system, special attention must be paid to the “Radial Load” capacity. In \u0633\u0644\u0633\u0644\u0629<\/strong> drive applications, the tension of the \u0633\u0644\u0633\u0644\u0629<\/strong> creates a significant side-load (radial force) on the output shaft. If the gearbox bearings are not rated for this force, it can lead to premature seal failure and shaft deflection. The EPL series is specifically reinforced with oversized output bearings to handle these forces, ranging from 80N in the compact EPL40 to a substantial 650N in the EPL160 model. We strongly recommend using a planetary gearbox calculator<\/strong> to verify that the chosen model’s nominal torque exceeds your calculated load torque by a safe service factor, especially for applications with frequent start-stop cycles.<\/p>\n

\"EPL<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
<\/td>\n\u064a\u0643\u062a\u0628<\/td>\n<\/td>\nEPL40<\/td>\nEPL60<\/td>\nEPL90<\/td>\nEPL120<\/td>\nEPL160<\/td>\n<\/tr>\n
<\/td>\nstages<\/td>\n<\/td>\n1<\/td>\n2<\/td>\n3<\/td>\n1<\/td>\n2<\/td>\n3<\/td>\n1<\/td>\n2<\/td>\n3<\/td>\n1<\/td>\n2<\/td>\n3<\/td>\n1<\/td>\n2<\/td>\n3<\/td>\n<\/tr>\n
D1<\/td>\nflange holes circle<\/td>\n<\/td>\n34<\/td>\n52<\/td>\n70<\/td>\n100<\/td>\n145<\/td>\n<\/tr>\n
D2<\/td>\nMounting threadx depth<\/td>\n4?\/font><\/td>\nM4?<\/td>\nM5?<\/td>\nM6?0<\/td>\nM10?6<\/td>\nM10?8<\/td>\n<\/tr>\n
D3<\/td>\nOutput shaft diameter<\/td>\nh7<\/td>\n8<\/td>\n10<\/td>\n16<\/td>\n20<\/td>\n35<\/td>\n<\/tr>\n
D4<\/td>\nShaft root<\/td>\n<\/td>\n12<\/td>\n17<\/td>\n25<\/td>\n35<\/td>\n50<\/td>\n<\/tr>\n
D5<\/td>\nOutput centering<\/td>\nh7<\/td>\n26<\/td>\n40<\/td>\n60<\/td>\n80<\/td>\n130<\/td>\n<\/tr>\n
D6<\/td>\nbody diameter<\/td>\n<\/td>\n40<\/td>\n60<\/td>\n80<\/td>\n115<\/td>\n170<\/td>\n<\/tr>\n
L1<\/td>\nKey length<\/td>\n<\/td>\n10<\/td>\n15<\/td>\n20<\/td>\n30<\/td>\n45<\/td>\n<\/tr>\n
\u0627\u0644\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u062b\u0627\u0646\u064a<\/td>\nDistance from shaft end<\/td>\n<\/td>\n3.5<\/td>\n4<\/td>\n3<\/td>\n5<\/td>\n7<\/td>\n<\/tr>\n
\u0627\u0644\u0645\u0633\u062a\u0648\u0649 3<\/td>\nShaft length from spigot<\/td>\n<\/td>\n17<\/td>\n21<\/td>\n26<\/td>\n40<\/td>\n58<\/td>\n<\/tr>\n
\u0627\u0644\u0645\u0633\u062a\u0648\u0649 4<\/td>\nShaft length from output<\/td>\n<\/td>\n20<\/td>\n25<\/td>\n30<\/td>\n45<\/td>\n65<\/td>\n<\/tr>\n
L5<\/td>\nBody length<\/td>\n<\/td>\n38<\/td>\n50.7<\/td>\n63.2<\/td>\n47<\/td>\n60.5<\/td>\n74<\/td>\n60<\/td>\n78.5<\/td>\n96<\/td>\n74<\/td>\n101<\/td>\n128.5<\/td>\n97<\/td>\n136.5<\/td>\n177<\/td>\n<\/tr>\n
L6<\/td>\nMotor flange length<\/td>\n<\/td>\n10<\/td>\n14.5<\/td>\n18<\/td>\n33.5<\/td>\n50<\/td>\n60<\/td>\n60<\/td>\n<\/tr>\n
L7<\/td>\nOveral lngth<\/td>\n<\/td>\n94<\/td>\n106.7<\/td>\n119.2<\/td>\n121.5<\/td>\n135<\/td>\n148.5<\/td>\n148<\/td>\n166.5<\/td>\n184<\/td>\n207.5<\/td>\n234.5<\/td>\n262<\/td>\n299<\/td>\n348.5<\/td>\n389<\/td>\n<\/tr>\n
L8<\/td>\nSpigot depth<\/td>\n<\/td>\n2<\/td>\n3<\/td>\n3<\/td>\n4<\/td>\n5<\/td>\n<\/tr>\n
\u06281<\/td>\nKey width<\/td>\n<\/td>\n2<\/td>\n3<\/td>\n5<\/td>\n6<\/td>\n10<\/td>\n<\/tr>\n
H1<\/td>\nKey height<\/td>\n<\/td>\n8.8<\/td>\n11.2<\/td>\n18<\/td>\n22.5<\/td>\n38<\/td>\n<\/tr>\n
Z<\/td>\nOrient holes<\/td>\n<\/td>\nM3?<\/td>\nM4?<\/td>\nM5?2<\/td>\nM6?6<\/td>\nM12?5<\/td>\n<\/tr>\n
Input shaft load<\/td>\nradial<\/td>\n\u0634\u0645\u0627\u0644<\/td>\n80<\/td>\n130<\/td>\n230<\/td>\n580<\/td>\n650<\/td>\n<\/tr>\n
axial<\/td>\n\u0634\u0645\u0627\u0644<\/td>\n85<\/td>\n150<\/td>\n260<\/td>\n600<\/td>\n700<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n