{"id":475,"date":"2026-01-14T02:59:42","date_gmt":"2026-01-14T02:59:42","guid":{"rendered":"https:\/\/planetary-gearboxes.com\/?post_type=product&p=475"},"modified":"2026-01-14T03:12:30","modified_gmt":"2026-01-14T03:12:30","slug":"chain-drive-planetary-gearboxes-epw-series","status":"publish","type":"product","link":"https:\/\/planetary-gearboxes.com\/sv\/produkt\/chain-drive-planetary-gearboxes-epw-series\/","title":{"rendered":"Kedjedrivna planetv\u00e4xlar \u2013 EPW-serien"},"content":{"rendered":"
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Product Overview: Anchoring Stability in Chain Transmissions<\/h2>\n

The EPW Double Shaft Planetary Gearbox series represents a pinnacle in planetv\u00e4xell\u00e5da<\/strong> engineering, specifically tailored to address the dynamic challenges found in industrial kedja<\/strong> drive integrations. Unlike standard inline gearboxes that rely solely on face-mounting, the EPW series distinguishes itself with a robust, integrated foot-mounted housing. This architectural feature is critical for the heavy manufacturing sectors of South Korea, from the automated logistics hubs of Incheon to the agricultural machinery manufacturers in Daegu. In a kedja<\/strong> transmission system, the sprocket engagement creates a phenomenon known as the “polygon effect,” which generates pulsating shock loads and significant radial forces that attempt to twist the gearbox off its axis. The EPW’s wide, foot-mounted base anchors the unit firmly to the machine frame, effectively neutralizing these forces and ensuring that the output shaft remains perfectly aligned with the driven equipment. This stability is paramount for preventing kedja<\/strong> misalignment, reducing wear on sprockets, and minimizing the risk of costly downtime in continuous production environments.<\/p>\n

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Furthermore, the “Double Shaft” configuration\u2014featuring a solid input shaft and a solid output shaft\u2014offers unparalleled versatility for system designers. This design allows the kraftig planetv\u00e4xell\u00e5da<\/strong><\/a> to be decoupled from the prime mover, enabling the input to be driven via a belt pulley, flexible coupling, or a primary kedja<\/strong> loop from a remotely mounted motor. This separation is highly advantageous in harsh operating conditions where the motor must be protected from heat, moisture, or vibration. Internally, the EPW series utilizes precision-ground 20CrMnTi alloy steel gears, heat-treated to HRC 58-62, to achieve high torque density in a compact footprint. With available planetv\u00e4xell\u00e5dans utv\u00e4xlingsf\u00f6rh\u00e5llande<\/strong> options ranging from 3:1 to 100:1, engineers can precisely match the gearbox output speed to the linear velocity requirements of their conveyor kedjor<\/strong>. Whether driving a slow-moving bucket elevator or a high-speed sorting line, the EPW series delivers consistent, high-efficiency power transmission (up to 97%) that meets the rigorous standards of modern Korean industry.<\/p>\n<\/div>\n

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Technical Specifications & Performance Metrics<\/h2>\n

Selecting the correct planetreduktionsv\u00e4xell\u00e5da<\/strong> f\u00f6r en kedja<\/strong>-driven application requires a comprehensive analysis of mechanical loads, speed requirements, and dimensional constraints. The EPW series is engineered to provide a broad spectrum of performance capabilities, ensuring a perfect fit for applications ranging from light automation to heavy material handling. The table below details the specifications for our core models, including the compact EPW-40 and EPW-60, up to the robust EPW-160. A critical parameter to consider is the “Max Radial Load.” Since kedja<\/strong> sprockets are typically mounted directly onto the solid output shaft, the gearbox bearings must support the tension of the kedja<\/strong> without deflection. The EPW series features reinforced tapered roller bearings to maximize this load-bearing capacity. Additionally, the low backlash (under 5 arcmin for precision models) ensures that the kedja<\/strong> movement is smooth and accurate, which is essential for indexing conveyors and positioning systems. We recommend using these figures as a baseline and consulting with our engineering team to verify the service factor for your specific duty cycle.<\/p>\n

\"EPW-series-planetary-gearbox-dimension\"<\/p>\n

\n\n\n\n\n\n\n\n\n\n
Modell<\/th>\nRatio Range<\/th>\nRated Torque (Nm)<\/th>\nMax Torque (Nm)<\/th>\nMax Input Speed (RPM)<\/th>\nOutput Speed (RPM)<\/th>\nBakslag (b\u00e5gmin)<\/th>\nWeight (kg)<\/th>\n<\/tr>\n<\/thead>\n
EPW-40<\/td>\n3:1 – 100:1<\/td>\n20<\/td>\n40<\/td>\n6000<\/td>\n60 – 2000<\/td>\n< 5<\/td>\n1.5<\/td>\n<\/tr>\n
EPW-60<\/td>\n3:1 – 100:1<\/td>\n50<\/td>\n100<\/td>\n5000<\/td>\n50 – 1667<\/td>\n< 5<\/td>\n3.2<\/td>\n<\/tr>\n
EPW-90<\/td>\n3:1 – 100:1<\/td>\n130<\/td>\n260<\/td>\n4500<\/td>\n45 – 1500<\/td>\n< 5<\/td>\n6.8<\/td>\n<\/tr>\n
EPW-120<\/td>\n3:1 – 100:1<\/td>\n280<\/td>\n560<\/td>\n4000<\/td>\n40 – 1333<\/td>\n< 5<\/td>\n12.5<\/td>\n<\/tr>\n
EPW-160<\/td>\n3:1 – 100:1<\/td>\n500<\/td>\n1000<\/td>\n3500<\/td>\n35 – 1166<\/td>\n< 5<\/td>\n24.0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
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Anpassningsinformation:<\/strong> While our standard EPW models cover a wide range of needs, we understand that industrial retrofits often require unique dimensions. If you need specific foot mounting hole patterns to match an existing gearbox, or extended shaft lengths for dual-strand kedja<\/strong> sprockets, please contact Ever-Power. We specialize in providing “Replacement of” solutions for major brands, ensuring a seamless drop-in fit for your machinery without extensive modifications.<\/p>\n<\/div>\n<\/div>\n

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Key Advantages for Chain-Driven Applications<\/h2>\n

Mitigating the Polygon Effect with Rigid Mounting<\/h3>\n

One of the inherent challenges in designing kedja<\/strong> drives is managing the “polygon effect” or chordal action. As the kedja<\/strong> links engage and disengage with the sprocket teeth, the effective pitch radius oscillates, causing the chain speed to pulsate and introducing cyclical shock loads into the drive system. In a standard flange-mounted gearbox, these vibrations can leverage the mounting bolts, leading to gradual loosening or even fatigue failure of the housing face. The EPW series solves this with its dedicated foot-mounted design. By securing the gearbox to the machine bed with a wide, stable footprint, the EPW unit effectively dampens these vibrations and resists the overturning moments generated by the kedja<\/strong> tension. This rigidity ensures that the alignment between the driving and driven sprockets remains constant, significantly extending the wear life of the kedja<\/strong> and reducing the noise levels in the facility. For high-precision applications, such as indexing tables or automated assembly lines, this stability is crucial for maintaining positional accuracy.<\/p>\n

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\"EPW-series-planetary-gearbox-structure\"<\/p>\n<\/div>\n

Double Shaft Flexibility for System Integration<\/h3>\n

The EPW’s double shaft configuration is a game-changer for layout flexibility. In many industrial environments, space is at a premium, and positioning the motor directly in line with the gearbox is not always feasible. The solid input shaft of the EPW series allows for “offset” driving arrangements. Engineers can mount the gearbox in the optimal position for the output kedja<\/strong> drive, and then connect the input shaft to the motor using a belt, a secondary kedja<\/strong>, or a cardan shaft. This allows the motor to be placed in a more accessible location for maintenance, or tucked away to reduce the overall machine footprint. Furthermore, the solid input shaft is supported by heavy-duty bearings capable of handling the side loads from a primary drive belt\u2014a capability that many hollow-input gearboxes lack. This makes the EPW series an ideal candidate for line-shaft conveyor systems where a single motor drives multiple gearboxes in series, ensuring synchronized movement across long distances.<\/p>\n<\/div>\n

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Applications: Powering Korean Industry<\/h2>\n

The robust design of the EPW Double Shaft Planetary Gearbox has made it a preferred choice across South Korea’s diverse industrial landscape. In the agricultural sector, particularly in the rice and ginseng fields of Jeolla-do, machinery needs to operate reliably in muddy and dusty conditions. The EPW series drives the track kedjor<\/strong> and harvesting mechanisms of combine harvesters and tractors. Its sealed housing (IP65) prevents the ingress of soil and water, while the high torque capacity handles the resistance of heavy, wet soil. The foot-mounted design allows for secure attachment to the vehicle chassis, withstanding the jolts and vibrations of uneven terrain. The availability of high reduction ratios allows these machines to move at the slow, controlled speeds necessary for precision harvesting, ensuring maximum yield for farmers.<\/p>\n

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\"EPW-series-planetary-gearbox-application-1\"<\/p>\n

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In the heavy manufacturing hubs of Ulsan and Busan, the EPW series is integral to automotive assembly lines and shipbuilding logistics. Overhead power-and-free conveyor systems, which utilize heavy steel link kedjor<\/strong> to transport car bodies and engine blocks, rely on the EPW kraftig planetv\u00e4xell\u00e5da<\/strong> for their motive power. The low backlash of the gearbox ensures that the conveyor stops at precise locations for robotic welding or assembly tasks. Additionally, in the bustling ports, automated stacking cranes and bulk material handling conveyors use the EPW to drive drag chains that move coal, grain, and ore. The gearbox’s ability to handle high radial loads on the output shaft means it can be coupled directly to the head sprocket of these massive conveyors, simplifying the drivetrain and reducing maintenance requirements compared to traditional hydraulic drives.<\/p>\n<\/div>\n

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Complete Your Drivetrain: Chains, Sprockets, and Shafts<\/h2>\n

To achieve peak performance and longevity, a planetv\u00e4xell\u00e5da<\/strong> must be paired with high-quality drivetrain components. Using inferior accessories can lead to premature wear and system failure. At Ever-Power, we offer a comprehensive ecosystem of compatible products to ensure your EPW gearbox operates at its full potential. We supply premium **Industrial Chains** ranging from ANSI\/ISO standard roller chains for power transmission to heavy-duty engineering class chains for drag conveyors. Our chains are manufactured with heat-treated pins and shot-peened plates to resist fatigue and elongation, matching the durability of our gearboxes. For applications in corrosive environments, such as food processing or marine logistics, we offer stainless steel and nickel-plated chain options.<\/p>\n

\"pls-h\u00f6gprecisions-planetv\u00e4xell\u00e5da-komplett\"<\/p>\n

Equally important is the interface between the gearbox and the kedja<\/strong>\u2014the **Sprocket**. We provide precision-machined sprockets with bores keyed specifically to the EPW output shaft tolerances (h7). A loose or eccentric sprocket can introduce damaging vibrations that shorten bearing life. Our sprockets are induction hardened to reduce tooth wear. Furthermore, we offer a range of **Drivaxlar<\/a>** and **Flexible Couplings** for the input side. If you are driving the EPW with a remote motor, our jaw couplings or universal joint shafts can compensate for misalignment, protecting the gearbox input bearings from unnecessary stress. By sourcing your Gearbox, Chain, Sprocket, and Shaft from a single supplier, you ensure 100% geometric compatibility and simplify your procurement process. Contact our team to configure a complete “Drive Package” tailored to your specific application.<\/p>\n

Request a Quote for a Complete Chain Drive Package<\/a><\/div>\n<\/div>\n
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Varf\u00f6r samarbeta med Ever-Power?<\/h2>\n

Ever-Power stands as a global leader in the power transmission industry, bringing over two decades of manufacturing excellence to the South Korean market. Our commitment to quality is evidenced by our state-of-the-art production facilities, which utilize advanced CNC gear grinding and automated assembly technologies. Every EPW planetreduktionsv\u00e4xell\u00e5da<\/strong> is rigorously tested for noise, leak tightness, and backlash accuracy before it leaves our factory, ensuring it meets ISO 9001 standards. We don’t just sell products; we provide solutions. Our engineering team is adept at reverse-engineering and customizing units to be direct “Replacements of” major European and Japanese brands, offering you a cost-effective alternative without compromising on performance or reliability. We understand the high standards of Korean manufacturing and strive to exceed them with every unit we ship.<\/p>\n

Our dedication to customer success extends beyond the product itself. We have established efficient logistics channels to ensure rapid delivery to major Korean ports like Busan and Incheon, often with lead times as short as 7-10 days for standard configurations. Our technical support team is available to assist with complex drive calculations, helping you select the optimal planetv\u00e4xell\u00e5dans utv\u00e4xlingsf\u00f6rh\u00e5llande<\/strong> and service factor for your specific kedja<\/strong> application. Whether you need a single replacement unit for a breakdown or a thousand gearboxes for an OEM production run, Ever-Power offers consistent quality, competitive pricing, and unwavering support.<\/p>\n

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Vanliga fr\u00e5gor (FAQ)<\/h2>\n
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Q1: Why is the EPW’s foot-mounted design superior for chain drives?<\/p>\n

The foot-mounted design creates a stable, wide base that resists the strong radial (side-pull) forces generated by tensioned kedjor<\/strong>. This prevents the gearbox from twisting, which protects bearings and seals from premature failure.<\/p>\n<\/div>\n

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Q2: Can I use the EPW gearbox for high-speed chain applications?<\/p>\n

Yes, the EPW series supports input speeds up to 6000 RPM (model dependent). However, for high-speed kedja<\/strong> drives, lubrication and proper kedja<\/strong> tensioning become critical. We recommend consulting our engineers for speeds above standard ratings.<\/p>\n<\/div>\n

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Q3: How do I calculate the correct gear ratio for my conveyor?<\/p>\n

To find the planetv\u00e4xell\u00e5dans utv\u00e4xlingsf\u00f6rh\u00e5llande<\/strong>, divide your motor speed (RPM) by the required sprocket shaft speed. Don’t forget to account for the diameter of your kedja<\/strong> sprocket when calculating linear speed.<\/p>\n<\/div>\n

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Q4: Is the EPW gearbox compatible with standard ANSI chains?<\/p>\n

Absolutely. The gearbox drives the sprocket, which drives the kedja<\/strong>. As long as you select a sprocket that fits our output shaft and matches your ANSI or ISO kedja<\/strong> pitch, it will work perfectly.<\/p>\n<\/div>\n

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Q5: What is the maintenance schedule for the EPW gearbox?<\/p>\n

The EPW series is typically lubricated for life with high-grade synthetic grease. In dusty industrial environments, we suggest inspecting the shaft seals every 6 months to ensure no debris build-up affects the seal integrity.<\/p>\n<\/div>\n

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Q6: Can I drive the input shaft with a belt or secondary chain?<\/p>\n

Yes, the solid input shaft is supported by robust bearings specifically designed to handle the radial loads from a primary belt or kedja<\/strong> drive, giving you flexibility in motor placement.<\/p>\n<\/div>\n

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Q7: What are the delivery times to South Korea?<\/p>\n

We prioritize shipments to Korea. Standard models are often dispatched within 5-7 working days. We utilize efficient logistics to ensure prompt arrival at your facility.<\/p>\n<\/div>\n

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Q8: Do you offer custom foot dimensions?<\/p>\n

Yes, if you are replacing an older gearbox with a unique bolt pattern, we can provide adapter plates or custom housing modifications to ensure a drop-in replacement.<\/p>\n<\/div>\n

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Q9: What is the efficiency of the EPW planetary gearbox?<\/p>\n

The EPW series is highly efficient, delivering \u2265 97% efficiency for 1-stage models and \u2265 94% for 2-stage models, which helps reduce energy consumption in your facility.<\/p>\n<\/div>\n

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Q10: What is the maximum torque capacity?<\/p>\n

Depending on the model, the EPW series handles rated torques up to 500 Nm and peak torques up to 1000 Nm (for the EPW-160), making it suitable for kraftig planetv\u00e4xell\u00e5da<\/strong> applikationer.<\/p>\n<\/div>\n<\/div>\n

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Kundrecensioner<\/h2>\n
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“Song Hye-jin, Vegetable Farm Manager, Gyeonggi-do (Late 2024) \u201cWe use it for large-scale carrot and onion fields. The 2.4 m width is perfect for our row spacing, and the depth control is precise to the centimeter. The machine leaves perfectly uniform material that our planting machines love. Local parts delivery is next-day \u2014 never had downtime. Already planning to buy a second unit next season.\u201d”<\/p>\n

\u2014 Song Hye-jin, gr\u00f6nsaksg\u00e5rdschef, Gyeonggi-do (sent 2024)<\/p>\n<\/div>\n

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“We integrated the EPW-60 into our automated packaging line in Incheon. The compact size with the foot mount was exactly what we needed to fit under the conveyor bed. It drives the timing kedja<\/strong> with zero backlash issues. The torque is surprisingly high for such a small unit. Great product.”<\/p>\n

\u2014 Kim Ji-hoon, Automation Engineer, Incheon (Early 2025)<\/p>\n<\/div>\n

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“Excellent kraftig planetv\u00e4xell\u00e5da<\/strong> for the price. We use the EPW-160 to drive a heavy drag chain in our quarry. The vibration resistance of the foot mount is noticeably better than the flange-mounted units we used before. It\u2019s been running 24\/7 for six months without a hitch.”<\/p>\n

\u2014 Park Sung-woo, Maintenance Supervisor, Busan (Mid 2025)<\/p>\n<\/div>\n

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“The logistics were impressive. We needed a replacement gearbox for our sorting machine kedja<\/strong> drive, and Ever-Power shipped it to Seoul within a week. The EPW-90 fit perfectly. The double shaft allowed us to hook up a hand-crank for manual adjustments, which is a nice bonus.”<\/p>\n

\u2014 Choi Eun-kyung, Logistics Manager, Seoul (Late 2024)<\/p>\n<\/div>\n

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“I appreciate the technical support. We were unsure about the planetv\u00e4xell\u00e5dans utv\u00e4xlingsf\u00f6rh\u00e5llande<\/strong> for our new tiller design. The Ever-Power team helped us calculate it based on the kedja<\/strong> speed. The gearbox performs flawlessly in the field. Highly recommended.”<\/p>\n

\u2014 Lee Min-ji, Agricultural Equipment Designer, Daegu (Early 2025)<\/p>\n<\/div>\n<\/div>\n

Redakt\u00f6r: Cxm<\/div>\n

 <\/p>","protected":false},"excerpt":{"rendered":"

Discover robust EPW double shaft planetary gearboxes with foot dimensions, engineered for seamless integration in chain drive systems. Achieve gear ratios from 3:1 to 100:1 and torque capacities up to 500 Nm, perfect for heavy-duty planetary gearbox applications in industrial settings. Benefit from precise planetary reduction gearbox performance, ensuring efficient transmission planetary gearbox operations in Korea’s demanding environments.<\/p>","protected":false},"featured_media":476,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[963],"product_tag":[],"class_list":{"0":"post-475","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-planetary-gearbox","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/planetary-gearboxes.com\/sv\/wp-json\/wp\/v2\/product\/475","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/planetary-gearboxes.com\/sv\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/planetary-gearboxes.com\/sv\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/sv\/wp-json\/wp\/v2\/comments?post=475"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/sv\/wp-json\/wp\/v2\/media\/476"}],"wp:attachment":[{"href":"https:\/\/planetary-gearboxes.com\/sv\/wp-json\/wp\/v2\/media?parent=475"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/sv\/wp-json\/wp\/v2\/product_brand?post=475"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/sv\/wp-json\/wp\/v2\/product_cat?post=475"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/sv\/wp-json\/wp\/v2\/product_tag?post=475"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}