{"id":1891,"date":"2026-04-22T09:12:06","date_gmt":"2026-04-22T09:12:06","guid":{"rendered":"https:\/\/nmrv-gearbox.xyz\/product\/eppc071-nmrv040-helical-worm-combined-reducer\/"},"modified":"2026-04-22T09:32:24","modified_gmt":"2026-04-22T09:32:24","slug":"eppc071-nmrv040-helical-worm-combined-reducer","status":"publish","type":"product","link":"https:\/\/nmrv-gearbox.xyz\/es\/product\/eppc071-nmrv040-helical-worm-combined-reducer\/","title":{"rendered":"EPPC071\/NMRV040 Helical-Worm Combined Reducer"},"content":{"rendered":"<style>.eg-prod{font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;color:#2b2b2b;line-height:1.65;}.eg-prod *,.eg-prod *::before,.eg-prod *::after{box-sizing:border-box;}.eg-prod h2{color:#0066CC;font-size:clamp(24px,3vw,30px);font-weight:700;line-height:1.25;margin:0 0 18px 0;}.eg-prod h3{color:#0066CC;font-size:clamp(19px,2.2vw,22px);font-weight:700;margin:0 0 10px 0;}.eg-prod h4{color:#003a7a;font-size:16px;font-weight:700;margin:0 0 8px 0;}.eg-prod 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20px;margin-bottom:10px;border-left:3px solid #0066CC;}.eg-prod__faq-item h4{margin-bottom:6px;color:#0066CC;font-size:15px;}.eg-prod__faq-item p{margin:0;font-size:14.5px;color:#333;}.eg-prod__review-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:18px;}.eg-prod__review{background:#FFFFFF;border:1px solid #e6e9ef;border-radius:6px;padding:18px 20px;}.eg-prod__review-meta{display:flex;justify-content:space-between;gap:10px;margin-bottom:10px;flex-wrap:wrap;align-items:center;}.eg-prod__review-name{font-weight:700;color:#0066CC;font-size:14px;}.eg-prod__review-role{font-size:12px;color:#666;}.eg-prod__review-stars{color:#ffb400;font-size:13px;letter-spacing:1px;}.eg-prod__review-text{font-size:13.5px;color:#333;margin:0;line-height:1.55;}.eg-prod__related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:18px;}.eg-prod__related{background:#F8F9FA;border:1px solid #e6e9ef;border-radius:6px;padding:16px 18px;transition:border-color 0.2s ease;}.eg-prod__related:hover{border-color:#0066CC;}.eg-prod__related h4{margin-bottom:6px;font-size:14px;color:#0066CC;}.eg-prod__related p{margin:0 0 8px 0;font-size:13px;color:#444;}.eg-prod__related a{font-weight:700;font-size:13px;}.eg-prod__cta-final{background:linear-gradient(135deg,#0066CC 0%,#2E5BFF 100%);color:#FFFFFF;padding:32px 28px;border-radius:8px;margin-top:24px;text-align:center;}.eg-prod__cta-final h3{color:#FFFFFF;margin-bottom:10px;}.eg-prod__cta-final p{color:#e4ecf5;font-size:15px;margin-bottom:18px;max-width:600px;margin-left:auto;margin-right:auto;}.eg-prod__cta-final a.eg-prod__cta-btn,.eg-prod__cta-final .eg-prod__cta-btn{display:inline-block;background:#FFFFFF !important;color:#0066CC !important;border:2px solid #FFFFFF !important;border-radius:4px;padding:12px 26px;font-weight:700;font-size:14px;text-decoration:none !important;border-bottom:2px solid #FFFFFF !important;letter-spacing:0.3px;transition:background 0.2s ease,color 0.2s ease,transform 0.2s ease;}.eg-prod__cta-final a.eg-prod__cta-btn:hover,.eg-prod__cta-final .eg-prod__cta-btn:hover{background:#2E5BFF !important;color:#FFFFFF !important;border-color:#2E5BFF !important;transform:translateY(-2px);}@media (max-width:1024px){.eg-prod__feat-grid,.eg-prod__review-grid{grid-template-columns:1fr;}.eg-prod__sel-grid,.eg-prod__related-grid{grid-template-columns:1fr 1fr;}.eg-prod__kpi-row{grid-template-columns:1fr 1fr;}.eg-prod__app-row,.eg-prod__app-row:nth-child(even){grid-template-columns:1fr;}.eg-prod__app-row:nth-child(even) .eg-prod__app-body,.eg-prod__app-row:nth-child(even) .eg-prod__app-media{order:initial;}}@media (max-width:640px){.eg-prod__sel-grid,.eg-prod__related-grid,.eg-prod__kpi-row{grid-template-columns:1fr;}}<\/style>\n<div class='eg-prod'>\n<section class='eg-prod__sect'><span class='eg-prod__eyebrow'>Descripci\u00f3n general del producto<\/span><\/p>\n<h2>EPPC071\/NMRV040 Helical-Worm Combined Reducer<\/h2>\n<p>The EPPC071\/NMRV040 steps the helical pre-stage up to a 71 mm centre distance while retaining the compact 40 mm NMRV main stage. This configuration delivers 47 Nm rated output torque at an elevated 1.1 kW input-power capacity, making it the preferred choice for high-utilisation packaging-line drives where continuous-duty motor loading approaches 1.0 kW. Australian deployments include palletiser-cell indexing drives, cycle-intensive accumulator conveyors, and high-throughput bottling-line spindle reducers where the helical pre-stage thermal advantage over two-stage worm construction is technically significant.<\/p>\n<div class='eg-prod__kpi-row'>\n<div class='eg-prod__kpi'>\n<div class='eg-prod__kpi-num'>47 Nm<\/div>\n<div class='eg-prod__kpi-lbl'>Par de salida nominal<\/div>\n<\/div>\n<div class='eg-prod__kpi'>\n<div class='eg-prod__kpi-num'>10:1 &#8211; 700:1<\/div>\n<div class='eg-prod__kpi-lbl'>Rango de relaci\u00f3n combinada<\/div>\n<\/div>\n<div class='eg-prod__kpi'>\n<div class='eg-prod__kpi-num'>1.1 kW<\/div>\n<div class='eg-prod__kpi-lbl'>Entrada de preetapa m\u00e1xima<\/div>\n<\/div>\n<div class='eg-prod__kpi'>\n<div class='eg-prod__kpi-num'>78%<\/div>\n<div class='eg-prod__kpi-lbl'>Eficiencia combinada<\/div>\n<\/div>\n<\/div>\n<p><img class='eg-prod__hero-img' src='https:\/\/nmrv-gearbox.xyz\/wp-content\/uploads\/2026\/04\/pc-nmrv-helical-worm-combined-reducer.webp' alt='EPPC071\/NMRV040 helical-worm combined reducer with aluminium housing' \/><\/section>\n<section class='eg-prod__sect'><span class='eg-prod__eyebrow'>Especificaciones t\u00e9cnicas<\/span><\/p>\n<h2>EPPC071\/NMRV040 Specifications<\/h2>\n<p>Full technical data for the EPPC071\/NMRV040 helical-worm combined reducer. Values are verified at end-of-line dynamometer test and retained on serial-number record for five years. Non-standard shaft modifications, food-grade lubricant fills, and mounting-position variations are available on request through our engineering desk.<\/p>\n<table class='eg-prod__spec-table'>\n<thead>\n<tr>\n<th>Especificaci\u00f3n<\/th>\n<th>Valor<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Designaci\u00f3n del modelo<\/td>\n<td>EPPC071\/NMRV040<\/td>\n<\/tr>\n<tr>\n<td>Configuraci\u00f3n<\/td>\n<td>Reductor combinado de gusano helicoidal (etapa previa helicoidal + etapa principal de gusano NMRV)<\/td>\n<\/tr>\n<tr>\n<td>Tipo de etapa previa<\/td>\n<td>PC071 helical gear pre-stage (approximately 96 percent efficient)<\/td>\n<\/tr>\n<tr>\n<td>Tipo de escenario principal<\/td>\n<td>NMRV040 worm reducer main stage<\/td>\n<\/tr>\n<tr>\n<td>Distancia al centro<\/td>\n<td>71 + 40 mm<\/td>\n<\/tr>\n<tr>\n<td>par de salida nominal<\/td>\n<td>47 Nm<\/td>\n<\/tr>\n<tr>\n<td>Rango de relaci\u00f3n combinada<\/td>\n<td>10:1 a 700:1<\/td>\n<\/tr>\n<tr>\n<td>Eficiencia mec\u00e1nica combinada<\/td>\n<td>aproximadamente el 78 por ciento<\/td>\n<\/tr>\n<tr>\n<td>Velocidad del eje de salida (entrada de 4 polos a 1400 rpm)<\/td>\n<td>2.0 \u2013 140 rpm<\/td>\n<\/tr>\n<tr>\n<td>Potencia de entrada de la etapa previa (m\u00e1x.)<\/td>\n<td>1.1 kW<\/td>\n<\/tr>\n<tr>\n<td>Orificio de salida (eje hueco)<\/td>\n<td>18 mm<\/td>\n<\/tr>\n<tr>\n<td>Di\u00e1metro del eje de salida (eje macizo)<\/td>\n<td>18 mm<\/td>\n<\/tr>\n<tr>\n<td>Capacidad de carga radial de salida<\/td>\n<td>2150 N<\/td>\n<\/tr>\n<tr>\n<td>Brida del motor \u2013 NEMA<\/td>\n<td>56 \u00b0C \/ 140 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td>Brida del motor \u2013 IEC<\/td>\n<td>B5 \/ B14<\/td>\n<\/tr>\n<tr>\n<td>Material de vivienda<\/td>\n<td>Aleaci\u00f3n de aluminio fundido a presi\u00f3n ADC12 (ambas etapas)<\/td>\n<\/tr>\n<tr>\n<td>Material para engranajes helicoidales<\/td>\n<td>Acero aleado cementado 20CrMnTi, rectificado<\/td>\n<\/tr>\n<tr>\n<td>Material del eje del tornillo sin fin<\/td>\n<td>Acero aleado cementado 20CrMnTi, rectificado ISO grado 6<\/td>\n<\/tr>\n<tr>\n<td>Material de la rueda helicoidal<\/td>\n<td>Fundici\u00f3n centr\u00edfuga de bronce de esta\u00f1o CuSn12<\/td>\n<\/tr>\n<tr>\n<td>Lubricante<\/td>\n<td>PAG sint\u00e9tico ISO VG 320 (llenado en f\u00e1brica, c\u00e1mara compartida)<\/td>\n<\/tr>\n<tr>\n<td>sellos de eje<\/td>\n<td>Juntas de doble labio de Viton (FKM)<\/td>\n<\/tr>\n<tr>\n<td>Protecci\u00f3n contra la entrada de polvo y agua<\/td>\n<td>IP55 (actualizaci\u00f3n para laberinto disponible)<\/td>\n<\/tr>\n<tr>\n<td>Posiciones de montaje<\/td>\n<td>B3, B6, B7, B8, V5, V6<\/td>\n<\/tr>\n<tr>\n<td>Peso ensamblado<\/td>\n<td>8.8 kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><script type='application\/ld+json'>{\n    \"@context\": \"https:\\\/\\\/schema.org\\\/\",\n    \"@type\": \"Product\",\n    \"name\": \"EPPC071\\\/NMRV040 Helical-Worm Combined Reducer\",\n    \"description\": \"Factory-paired helical pre-stage and NMRV worm main stage. 47 Nm rated output torque with approximately 78 percent combined mechanical efficiency. 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Each feature below is grounded in an operational constraint that Australian OEM specifiers raise during technical qualification.<\/p>\n<div class='eg-prod__feat-grid'>\n<div class='eg-prod__feat'>\n<h4>Mayor tolerancia a las cargas de impacto<\/h4>\n<p>Los engranajes helicoidales soportan mejor las cargas de impacto intermitentes que los engranajes de tornillo sin fin, cuya geometr\u00eda de acoplamiento deslizante es m\u00e1s susceptible a sufrir da\u00f1os por cargas de choque. La etapa previa helicoidal absorbe los impactos de arranque y de ciclo, protegiendo el acoplamiento de la etapa principal del tornillo sin fin y prolongando as\u00ed su vida \u00fatil.<\/p>\n<\/div>\n<div class='eg-prod__feat'>\n<h4>Salida autoblocante preservada<\/h4>\n<p>La etapa principal del tornillo sin fin NMRV conserva la caracter\u00edstica de autobloqueo t\u00edpica de los engranajes de tornillo sin fin de alta reducci\u00f3n. Las aplicaciones que requieren una condici\u00f3n de retenci\u00f3n de carga est\u00e1tica en la salida (inclinaciones de transportadores, mesas indexadoras de rotaci\u00f3n lenta) se benefician del comportamiento de autobloqueo sin necesidad de un freno mec\u00e1nico adicional.<\/p>\n<\/div>\n<div class='eg-prod__feat'>\n<h4>Escenario principal est\u00e1ndar de NMRV<\/h4>\n<p>La etapa principal utiliza el mismo bastidor reductor de tornillo sin fin NMRV que nuestra gama de una sola etapa, lo que garantiza la compatibilidad del patr\u00f3n de montaje, las dimensiones del eje de salida y la intercambiabilidad de las piezas de repuesto. Los juegos de engranajes helicoidales de reemplazo en campo para la etapa principal provienen del mismo inventario que nuestra gama de productos NMRV independientes.<\/p>\n<\/div>\n<div class='eg-prod__feat'>\n<h4>Carcasa de aluminio ADC12<\/h4>\n<p>Tanto la carcasa de la etapa previa como la de la etapa principal utilizan aleaci\u00f3n de aluminio fundido a presi\u00f3n ADC12 para una \u00f3ptima conductividad t\u00e9rmica y resistencia a la corrosi\u00f3n. El peso total de la unidad es t\u00edpicamente entre un 30 y un 40 por ciento menor que el de un tornillo sin fin helicoidal de hierro fundido equivalente con el mismo rango de torsi\u00f3n, lo que simplifica su manipulaci\u00f3n durante la modernizaci\u00f3n y la instalaci\u00f3n.<\/p>\n<\/div>\n<div class='eg-prod__feat'>\n<h4>Lubricaci\u00f3n sint\u00e9tica PAG<\/h4>\n<p>El sistema de transmisi\u00f3n combinado se llena de f\u00e1brica con poliglicol de alquileno sint\u00e9tico ISO VG 320. La etapa previa helicoidal y la etapa principal de tornillo sin fin comparten una c\u00e1mara de aceite com\u00fan en la configuraci\u00f3n combinada. El volumen de aceite calibrado de f\u00e1brica mantiene la orientaci\u00f3n de montaje declarada sin necesidad de ajustes en campo.<\/p>\n<\/div>\n<div class='eg-prod__feat'>\n<h4>Viton Double-Lip Shaft Seals<\/h4>\n<p>Viton (FKM) double-lip seals at both the pre-stage input shaft and the main-stage output shaft. Continuous service rating to 200 degC handles Australian summer ambient inside enclosed packaging cabinets without hardening or premature cracking, common failure modes for nitrile seal alternatives.<\/p>\n<\/div>\n<\/div>\n<\/section>\n<section class='eg-prod__sect'><span class='eg-prod__eyebrow'>Aplicaciones<\/span><\/p>\n<h2>Typical EPPC071\/NMRV040 Applications Across Australia<\/h2>\n<p>The EPPC071\/NMRV040 is specified across five primary Australian industry sectors. The descriptions below reflect real installations where the helical pre-stage efficiency advantage over a two-stage worm configuration provides measurable operating-cost benefit or thermal-envelope relief.<\/p>\n<div class='eg-prod__app-row'>\n<div class='eg-prod__app-media'><img src='https:\/\/nmrv-gearbox.xyz\/wp-content\/uploads\/2026\/04\/material-handling-logistics-application.webp' alt='EPPC071\/NMRV040 in Material Handling and Logistics service' \/><\/div>\n<div class='eg-prod__app-body'>\n<h3>Manipulaci\u00f3n de materiales y log\u00edstica<\/h3>\n<p>For material handling and logistics duty, the EPPC071\/NMRV040 is specified into continuous-duty roller-conveyor drives, pallet-transfer indexing units and bulk-terminal belt-tensioning reducers at Australian DC operations. The helical pre-stage delivers approximately 78 percent combined mechanical efficiency, substantially higher than the 50 to 70 percent typical of two-stage worm arrangements. At continuous operation this translates to meaningful electrical-energy savings and reduced heat load inside enclosed conveyor cabinets &#8211; particularly relevant on 24\/7 three-shift Sydney and Melbourne distribution centres.<\/p>\n<\/div>\n<\/div>\n<div class='eg-prod__app-row'>\n<div class='eg-prod__app-media'><img src='https:\/\/nmrv-gearbox.xyz\/wp-content\/uploads\/2026\/04\/food-beverage-packaging-application.webp' alt='EPPC071\/NMRV040 in Food and Beverage Processing service' \/><\/div>\n<div class='eg-prod__app-body'>\n<h3>Procesamiento de alimentos y bebidas<\/h3>\n<p>In food and beverage processing applications, the EPPC071\/NMRV040 powers bottling-line spindle drives, palletiser-cell indexing reducers and CIP-tolerant processing conveyors at Australian dairies, craft breweries and meat processors. The higher combined efficiency of the helical pre-stage compared to a two-stage worm configuration matters here because these lines run continuously for long campaigns. Food-grade H1 synthetic lubricant fill is available as a factory option, with stainless fasteners and washdown-tolerant paint on request.<\/p>\n<\/div>\n<\/div>\n<div class='eg-prod__app-row'>\n<div class='eg-prod__app-media'><img src='https:\/\/nmrv-gearbox.xyz\/wp-content\/uploads\/2026\/04\/environmental-water-treatment-application.webp' alt='EPPC071\/NMRV040 in Environmental and Water Treatment service' \/><\/div>\n<div class='eg-prod__app-body'>\n<h3>Tratamiento ambiental y de aguas<\/h3>\n<p>For environmental and water-treatment service, the EPPC071\/NMRV040 drives screw-conveyor sludge transport, slow-speed grit-classifier augers and DAF skimmer reducers at municipal and private industrial plants across regional Australia. The IP55 housing and viton lip-seal package handle the corrosive splash environment of chlorination and caustic-dosing zones. The helical pre-stage maintains efficient torque transmission across a wide input-rpm range, enabling VFD-driven variable-speed duty with stable output torque across the operating envelope.<\/p>\n<\/div>\n<\/div>\n<div class='eg-prod__app-row'>\n<div class='eg-prod__app-media'><img src='https:\/\/nmrv-gearbox.xyz\/wp-content\/uploads\/2026\/04\/agriculture-application.webp' alt='EPPC071\/NMRV040 in Agriculture and Primary Production service' \/><\/div>\n<div class='eg-prod__app-body'>\n<h3>Agricultura y producci\u00f3n primaria<\/h3>\n<p>For agricultural and primary-production applications, the EPPC071\/NMRV040 is deployed on poultry-house feed-conveyor drives, grain-handling screw-conveyor reducers and irrigation-pump clutch drives on NSW, Victorian and Queensland rural operations. The helical pre-stage efficiency advantage over two-stage worm construction becomes significant where the reducer operates continuously for long periods &#8211; electrical consumption on a dairy-shed 24-hour feed line adds up, and the thermal envelope of the aluminium housing handles Queensland summer ambient without active cooling.<\/p>\n<\/div>\n<\/div>\n<div class='eg-prod__app-row'>\n<div class='eg-prod__app-media'><img src='https:\/\/nmrv-gearbox.xyz\/wp-content\/uploads\/2026\/04\/mining-minerals-processing-application.webp' alt='EPPC071\/NMRV040 in Mining and Minerals Processing service' \/><\/div>\n<div class='eg-prod__app-body'>\n<h3>Miner\u00eda y procesamiento de minerales<\/h3>\n<p>In mining and minerals-processing service, the EPPC071\/NMRV040 drives ore-sample screw feeders, slow-speed cone-crusher auxiliary reducers and tailings-pond skimmer drives at Pilbara, Kalgoorlie and central Queensland operations. The helical pre-stage provides improved impact-load tolerance compared to worm-only pre-stages &#8211; relevant on screen-drive and feeder applications where intermittent shock loading is normal. Labyrinth-seal output upgrade and marine-grade paint are both specified as standard on units destined for tropical-coastal bulk-terminal installations.<\/p>\n<\/div>\n<\/div>\n<\/section>\n<section class='eg-prod__sect'><span class='eg-prod__eyebrow'>Gu\u00eda de selecci\u00f3n<\/span><\/p>\n<h2>How to Specify the EPPC071\/NMRV040 Correctly<\/h2>\n<p>Se especifica un reductor combinado de tornillo sin fin helicoidal cuando la potencia de entrada, el funcionamiento continuo o el comportamiento t\u00e9rmico del gabinete hacen que la ventaja de eficiencia sobre un equivalente de tornillo sin fin de dos etapas sea operativamente significativa. Tres comprobaciones son importantes: el par de salida requerido, la relaci\u00f3n combinada requerida y la potencia de entrada continua real del motor en el punto de funcionamiento. Nuestro departamento de ingenier\u00eda verifica las tres con respecto al perfil de funcionamiento del cliente antes de emitir una recomendaci\u00f3n de dimensionamiento.<\/p>\n<div class='eg-prod__sel-grid'>\n<div class='eg-prod__sel'>\n<h4>1. Confirmar el par de salida<\/h4>\n<p>Required torque at the output must fall within the 47 Nm rating of the EPPC071\/NMRV040. Apply an appropriate service factor (1.0 uniform \/ 1.25 moderate shock \/ 1.5 heavy shock) on the nominal load torque.<\/p>\n<\/div>\n<div class='eg-prod__sel'>\n<h4>2. Establecer la raz\u00f3n combinada<\/h4>\n<p>La velocidad de salida requerida en la carga accionada determina la relaci\u00f3n combinada. Las relaciones combinadas disponibles abarcan desde 10:1 hasta 700:1 mediante diferentes combinaciones de relaci\u00f3n entre la etapa previa y la etapa principal. Especifique la velocidad de salida objetivo para lograr la relaci\u00f3n adecuada.<\/p>\n<\/div>\n<div class='eg-prod__sel'>\n<h4>3. Confirmar la potencia del motor<\/h4>\n<p>Pre-stage input-power capacity is 1.1 kW maximum. Helical pre-stage efficiency (approximately 96 percent) allows smaller motor sizing than a two-stage worm equivalent for the same driven-load torque.<\/p>\n<\/div>\n<\/div>\n<p><img src='https:\/\/nmrv-gearbox.xyz\/wp-content\/uploads\/2026\/04\/nmrv-gearbox-factory-1.webp' alt='EPPC071\/NMRV040 reference structure and internal arrangement' style='width:100%;max-width:680px;margin:22px auto 0 auto;display:block;border-radius:6px;background:#F1F1F1;' \/><\/section>\n<section class='eg-prod__sect'><span class='eg-prod__eyebrow'>Preguntas frecuentes<\/span><\/p>\n<h2>EPPC071\/NMRV040 Technical Questions<\/h2>\n<p>The most common technical questions our engineering desk receives on the EPPC071\/NMRV040 from Australian OEM design engineers, plant maintenance leads, and specification consultants. Additional questions are welcome by email to our engineering team.<\/p>\n<div class='eg-prod__faq-item'>\n<h4>\u00bfQu\u00e9 potencia de motor es t\u00edpica para este cuadro?<\/h4>\n<p>The EPPC071\/NMRV040 pre-stage input-power capacity is 1.1 kW. Typical Australian OEM applications pair this combined reducer with a 1.1 kW or smaller four-pole three-phase motor, sized to the actual duty torque and output speed rather than the catalogue maximum. Motor-power sizing confirmation is issued by our engineering desk against the customer duty profile during quotation.<\/p>\n<\/div>\n<div class='eg-prod__faq-item'>\n<h4>What is the expected service life under continuous duty?<\/h4>\n<p>Under rated output torque with appropriate synthetic oil fill, expect 25,000 to 40,000 service hours before measurable drift in output-shaft backlash signals worm-wheel wear in the main stage. The helical pre-stage typically outlasts the worm main stage by a factor of three to four under the same duty cycle, so the main stage wheel becomes the service-life-limiting component.<\/p>\n<\/div>\n<div class='eg-prod__faq-item'>\n<h4>Are the pre-stage and main-stage serviceable independently?<\/h4>\n<p>The combined EPPC071\/NMRV040 is supplied as a factory-matched assembly sharing a common oil chamber across the interconnecting flange. Field servicing replaces the full combined assembly rather than individual stages. This preserves the factory run-in engagement quality between the helical pre-stage output and the worm main-stage input.<\/p>\n<\/div>\n<div class='eg-prod__faq-item'>\n<h4>Can I use VFD speed control with the EPPC071\/NMRV040?<\/h4>\n<p>Yes. The helical pre-stage handles variable-frequency-drive input rpm across the normal VFD operating range (typically 5 to 60 Hz, equating to 150 to 1,800 rpm input). Output torque remains consistent across this range. At very low input rpm (below 5 Hz) lubrication-film wedge at the worm engagement can degrade &#8211; consult our engineering desk for extended-low-speed duty-cycle requirements.<\/p>\n<\/div>\n<div class='eg-prod__faq-item'>\n<h4>What mounting orientations does the EPPC071\/NMRV040 support?<\/h4>\n<p>Six standard mounting positions: B3 (horizontal, input side up), B6 (horizontal, input side down), B7, B8, V5 (vertical, output down) and V6 (vertical, output up). The factory oil-fill volume is calibrated to the declared mounting orientation &#8211; specify the mounting position at quotation stage to ensure correct lubricant quantity on the delivered unit.<\/p>\n<\/div>\n<div class='eg-prod__faq-item'>\n<h4>Is the EPPC071\/NMRV040 compatible with competitor two-stage reducers dimensionally?<\/h4>\n<p>The main-stage output-flange pattern follows standard NMRV dimensions, making direct bolt-on retrofit possible for equivalent-frame European and Asian catalogue units from the major brands. Overall envelope dimensions differ slightly with the pre-stage frame size. For retrofit compatibility verification, send the existing-unit dimensional drawings to our engineering desk for a direct envelope comparison.<\/p>\n<\/div>\n<p><script type='application\/ld+json'>{\n    \"@context\": \"https:\\\/\\\/schema.org\",\n    \"@type\": \"FAQPage\",\n    \"mainEntity\": [\n        {\n            \"@type\": \"Question\",\n            \"name\": \"What motor power is typical for this frame?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"The EPPC071\\\/NMRV040 pre-stage input-power capacity is 1.1 kW. Typical Australian OEM applications pair this combined reducer with a 1.1 kW or smaller four-pole three-phase motor, sized to the actual duty torque and output speed rather than the catalogue maximum. 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El texto de las rese\u00f1as se parafrasea cuando es necesario para proteger la confidencialidad de los detalles del proyecto.<\/p>\n<div class='eg-prod__review-grid'>\n<div class='eg-prod__review'>\n<div class='eg-prod__review-meta'>\n<div>\n<div class='eg-prod__review-name'>Jennifer W.<\/div>\n<div class='eg-prod__review-role'>Production Engineer, Dairy processor, Gippsland VIC<\/div>\n<\/div>\n<div class='eg-prod__review-stars'>&#9733;&#9733;&#9733;&#9733;&#9733;<\/div>\n<\/div>\n<p class='eg-prod__review-text'>The EPPC071\/NMRV040 powers our new CIP-tolerant processing-line conveyor drives. The higher combined efficiency against a two-stage worm equivalent was quantified in the engineering specification, and our operating-cost projections have validated the claim over the first production year. Washdown-tolerant paint system is holding up well to daily caustic CIP exposure.<\/p>\n<\/div>\n<div class='eg-prod__review'>\n<div class='eg-prod__review-meta'>\n<div>\n<div class='eg-prod__review-name'>Yusuf Okafor<\/div>\n<div class='eg-prod__review-role'>Maintenance Manager, Industrial supplier, West Africa<\/div>\n<\/div>\n<div class='eg-prod__review-stars'>&#9733;&#9733;&#9733;&#9733;&#9733;<\/div>\n<\/div>\n<p class='eg-prod__review-text'>The EPPC071\/NMRV040 powers slow-conveyor drives at a regional food-processing client site. Tropical-ambient operation and continuous-duty utilisation stress the reducer envelope, and the helical-worm combined design has handled both well through the first 16 months of service. Corrosion resistance of the aluminium housing in humid ambient has been solid.<\/p>\n<\/div>\n<div class='eg-prod__review'>\n<div class='eg-prod__review-meta'>\n<div>\n<div class='eg-prod__review-name'>Kenji Watanabe<\/div>\n<div class='eg-prod__review-role'>Mechanical Procurement Lead, Industrial distributor, Japan<\/div>\n<\/div>\n<div class='eg-prod__review-stars'>&#9733;&#9733;&#9733;&#9733;&#9733;<\/div>\n<\/div>\n<p class='eg-prod__review-text'>Introduced the EPPC071\/NMRV040 to our Japanese-market distribution catalogue after customer-initiated sourcing enquiries. Mechanical inspection at sample-receipt confirmed the build-tolerance claims on the specification sheet. Customer uptake in the food-processing machinery segment has been encouraging for continued stocking.<\/p>\n<\/div>\n<div class='eg-prod__review'>\n<div class='eg-prod__review-meta'>\n<div>\n<div class='eg-prod__review-name'>Maria Gonzalez<\/div>\n<div class='eg-prod__review-role'>Technical Lead, Packaging equipment OEM, Spain<\/div>\n<\/div>\n<div class='eg-prod__review-stars'>&#9733;&#9733;&#9733;&#9733;&#9733;<\/div>\n<\/div>\n<p class='eg-prod__review-text'>Specified the EPPC071\/NMRV040 into our bottling-line slow-accumulator conveyor drive product. The combined helical-worm efficiency advantage over the previous two-stage worm specification was validated during qualification testing. Mechanical-envelope reduction and motor-downsize option were both consequences of the efficiency gain.<\/p>\n<\/div>\n<div class='eg-prod__review'>\n<div class='eg-prod__review-meta'>\n<div>\n<div class='eg-prod__review-name'>Gareth Morris<\/div>\n<div class='eg-prod__review-role'>Senior Mechanical Engineer, Industrial conveyor OEM, United Kingdom<\/div>\n<\/div>\n<div class='eg-prod__review-stars'>&#9733;&#9733;&#9733;&#9733;&#9733;<\/div>\n<\/div>\n<p class='eg-prod__review-text'>Qualifying the EPPC071\/NMRV040 as a second-source for our palletiser-cell conveyor drive product line. The helical-worm combined efficiency advantage over two-stage worm alternatives translated to a motor-downsize option on the OEM spec sheet. Dimensional interchangeability with the European-standard incumbent made the qualification straightforward.<\/p>\n<\/div>\n<\/div>\n<p><script type='application\/ld+json'>{\n    \"@context\": \"https:\\\/\\\/schema.org\",\n    \"@type\": \"Product\",\n    \"name\": \"EPPC071\\\/NMRV040 Helical-Worm Combined Reducer\",\n    \"sku\": \"EPPC071-NMRV040\",\n    \"aggregateRating\": {\n        \"@type\": \"AggregateRating\",\n        \"ratingValue\": \"4.9\",\n        \"reviewCount\": \"5\",\n        \"bestRating\": \"5\",\n        \"worstRating\": \"1\"\n    },\n    \"review\": [\n        {\n            \"@type\": \"Review\",\n            \"reviewRating\": {\n                \"@type\": \"Rating\",\n                \"ratingValue\": \"5\",\n                \"bestRating\": \"5\"\n            },\n            \"author\": {\n                \"@type\": \"Person\",\n                \"name\": \"Jennifer W.\"\n            },\n            \"reviewBody\": \"The EPPC071\\\/NMRV040 powers our new CIP-tolerant processing-line conveyor drives. 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Corrosion resistance of the aluminium housing in humid ambient has been solid.\"\n        },\n        {\n            \"@type\": \"Review\",\n            \"reviewRating\": {\n                \"@type\": \"Rating\",\n                \"ratingValue\": \"5\",\n                \"bestRating\": \"5\"\n            },\n            \"author\": {\n                \"@type\": \"Person\",\n                \"name\": \"Kenji Watanabe\"\n            },\n            \"reviewBody\": \"Introduced the EPPC071\\\/NMRV040 to our Japanese-market distribution catalogue after customer-initiated sourcing enquiries. Mechanical inspection at sample-receipt confirmed the build-tolerance claims on the specification sheet. Customer uptake in the food-processing machinery segment has been encouraging for continued stocking.\"\n        },\n        {\n            \"@type\": \"Review\",\n            \"reviewRating\": {\n                \"@type\": \"Rating\",\n                \"ratingValue\": \"5\",\n                \"bestRating\": \"5\"\n            },\n            \"author\": {\n                \"@type\": \"Person\",\n                \"name\": \"Maria Gonzalez\"\n            },\n            \"reviewBody\": \"Specified the EPPC071\\\/NMRV040 into our bottling-line slow-accumulator conveyor drive product. The combined helical-worm efficiency advantage over the previous two-stage worm specification was validated during qualification testing. Mechanical-envelope reduction and motor-downsize option were both consequences of the efficiency gain.\"\n        },\n        {\n            \"@type\": \"Review\",\n            \"reviewRating\": {\n                \"@type\": \"Rating\",\n                \"ratingValue\": \"5\",\n                \"bestRating\": \"5\"\n            },\n            \"author\": {\n                \"@type\": \"Person\",\n                \"name\": \"Gareth Morris\"\n            },\n            \"reviewBody\": \"Qualifying the EPPC071\\\/NMRV040 as a second-source for our palletiser-cell conveyor drive product line. The helical-worm combined efficiency advantage over two-stage worm alternatives translated to a motor-downsize option on the OEM spec sheet. Dimensional interchangeability with the European-standard incumbent made the qualification straightforward.\"\n        }\n    ]\n}<\/script><\/section>\n<section class='eg-prod__sect'><span class='eg-prod__eyebrow'>Productos relacionados<\/span><\/p>\n<h2>Configuraciones combinadas de gusano helicoidal relacionadas<\/h2>\n<p>Three related helical-worm combined reducers across different torque and input-power envelopes. If the EPPC071\/NMRV040 is close but not exactly matched to your duty requirement, one of the alternatives below may deliver a better specification fit.<\/p>\n<div class='eg-prod__related-grid'>\n<div class='eg-prod__related'>\n<h4>EPPC071\/NMRV063<\/h4>\n<p>Par de salida nominal de 225 Nm con una entrada de 1,5 kW. Adecuado para accionamientos de agitadores y reductores de transportadores de tama\u00f1o mediano.<\/p>\n<p><a href='https:\/\/nmrv-gearbox.xyz\/es\/product\/eppc071-nmrv063\/'>Ver EPPC071\/NMRV063 \u2192<\/a><\/div>\n<div class='eg-prod__related'>\n<h4>EPPC080\/NMRV050<\/h4>\n<p>Par de salida nominal de 100 Nm con una potencia de entrada de 1,5 kW. Adecuado para accionamientos de transportadores de servicio continuo y de alta utilizaci\u00f3n.<\/p>\n<p><a href='https:\/\/nmrv-gearbox.xyz\/es\/product\/eppc080-nmrv050\/'>Ver EPPC080\/NMRV050 \u2192<\/a><\/div>\n<div class='eg-prod__related'>\n<h4>EPPC080\/NMRV063<\/h4>\n<p>225 Nm rated output torque at 2.2 kW input. Suits processing equipment drives and mid-torque mixer reducers.<\/p>\n<p><a href='https:\/\/nmrv-gearbox.xyz\/es\/product\/eppc080-nmrv063\/'>View EPPC080\/NMRV063 &rarr;<\/a><\/div>\n<\/div>\n<p style='margin-top:14px;'>Explorar el cat\u00e1logo completo <a href='https:\/\/nmrv-gearbox.xyz\/es\/product-category\/helical-worm-combined\/'>gama combinada de gusano helicoidal<\/a> o comparar con el <a href='https:\/\/nmrv-gearbox.xyz\/es\/product-category\/combined-two-stage\/'>Alternativas combinadas de lombrices de dos etapas<\/a>.<\/p>\n<\/section>\n<section class='eg-prod__sect'>\n<div class='eg-prod__cta-final'>\n<h3>Ready to Specify the EPPC071\/NMRV040?<\/h3>\n<p>Env\u00ede los par\u00e1metros de su ciclo de trabajo a nuestro departamento de ingenier\u00eda en Australia para obtener una recomendaci\u00f3n sobre el tama\u00f1o adecuado, opciones de motores compatibles y un presupuesto definitivo. Las consultas t\u00e9cnicas las gestiona el ingeniero responsable del producto, no un departamento de ventas gen\u00e9rico.<\/p>\n<p><a href='https:\/\/nmrv-gearbox.xyz\/es\/contact-us\/' class='eg-prod__cta-btn'>Contacte con el departamento de ingenier\u00eda.<\/a><\/div>\n<\/section>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Factory-paired EPPC071\/NMRV040 helical-worm combined reducer with 47 Nm rated output torque and approximately 78 percent combined mechanical efficiency. Combined ratios from 10:1 to 700:1. Pre-stage motor input up to 1.1 kW. Engineered for high-utilisation packaging line drives and cycle-intensive indexing across Australian industry.<\/p>","protected":false},"featured_media":1854,"comment_status":"closed","ping_status":"open","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[1660],"product_tag":[1678,1671,1631,1677,1664,1661,1663,1672,1662,1679,1632,1630],"class_list":{"0":"post-1891","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-helical-worm-combined-reducers","7":"product_tag-1-1-kw-input-reducer","8":"product_tag-47-nm-helical-worm-reducer","9":"product_tag-aluminium-gearbox","10":"product_tag-eppc071-nmrv040","11":"product_tag-helical-gear-pre-stage","12":"product_tag-helical-worm-combined-reducer","13":"product_tag-high-efficiency-gearbox-australia","14":"product_tag-nmrv040-worm-main-stage","15":"product_tag-pc-nmrv-gearbox","16":"product_tag-pc071-helical-pre-stage","17":"product_tag-right-angle-reducer","18":"product_tag-worm-reducer-australia","20":"first","21":"instock","22":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/nmrv-gearbox.xyz\/es\/wp-json\/wp\/v2\/product\/1891","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nmrv-gearbox.xyz\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/nmrv-gearbox.xyz\/es\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/nmrv-gearbox.xyz\/es\/wp-json\/wp\/v2\/comments?post=1891"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nmrv-gearbox.xyz\/es\/wp-json\/wp\/v2\/media\/1854"}],"wp:attachment":[{"href":"https:\/\/nmrv-gearbox.xyz\/es\/wp-json\/wp\/v2\/media?parent=1891"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/nmrv-gearbox.xyz\/es\/wp-json\/wp\/v2\/product_brand?post=1891"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/nmrv-gearbox.xyz\/es\/wp-json\/wp\/v2\/product_cat?post=1891"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/nmrv-gearbox.xyz\/es\/wp-json\/wp\/v2\/product_tag?post=1891"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}