{"id":860,"date":"2026-06-17T05:45:26","date_gmt":"2026-06-17T05:45:26","guid":{"rendered":"https:\/\/planetary-gearboxes.com\/?post_type=product&p=860"},"modified":"2026-06-17T05:45:26","modified_gmt":"2026-06-17T05:45:26","slug":"zr06-slewing-drive-planetary-gearbox","status":"publish","type":"product","link":"https:\/\/planetary-gearboxes.com\/bs\/proizvod\/zr06-slewing-drive-planetary-gearbox\/","title":{"rendered":"ZR06 Slewing Drive Planetary Gearbox \u2014 Right-Angle Bevel-Planetary, 2-4 Stage"},"content":{"rendered":"
<\/p>\n The EP-ZR06<\/strong> sits at the centre of the ZR slewing drive series<\/a> and is the most frequently specified frame size for medium-duty crane slewing, concrete plant turret rotation, and large-format photovoltaic tracker systems. Where the smaller ZR01-ZR03 serve light positioning tasks and the larger ZR10+ models target heavy excavators and port equipment, the ZR06 occupies the high-volume middle ground: enough torque for serious industrial loads (4,000 Nm continuous, 8,500 Nm peak), yet compact enough that installation weight and envelope remain manageable on mobile equipment.<\/p>\n With 40 discrete gear ratios spanning three stage configurations (2-stage, 3-stage, and 4-stage), the ZR06 eliminates the need to switch frame sizes when a project requires anything from a moderate 7.96:1 speed reduction up to an ultra-low 712:1 output for creep-speed positioning applications.<\/p>\n <\/p>\n Continuous torque rated at N2 x h = 100,000 hours. Thermal dissipation capacity listed for fan-cooled (F) and natural convection (M). At higher ratios, continuous torque de-rates due to cumulative mesh losses across additional gear stages.<\/p>\n <\/p>\n ZR06<\/strong><\/p>\n Frame size identifier. Determines torque capacity (4,000-5,000 Nm continuous) and housing dimensions.<\/p>\n<\/div>\n **2 \/ **3 \/ **4<\/strong><\/p>\n Number of planetary reduction stages. More stages yield higher ratios but reduce thermal power capacity.<\/p>\n<\/div>\n BF01\/02, B1\/B5, IS02-10, IEC<\/strong><\/p>\n Motor input flange. BF = B-flange hydraulic, IS = SAE spline, IEC = electric motor bell housing.<\/p>\n<\/div>\n MS \/ MF \/ SS \/ FS \/ GS \/ GF<\/strong><\/p>\n Output shaft type. MS = male spline, MF = male flange, SS = smooth solid shaft, FS = flanged solid, GS\/GF = custom.<\/p>\n<\/div>\n B12 \/ B22 \/ B510 \/ B515 \/ B610 \/ B615<\/strong><\/p>\n Spring-applied, hydraulically or electrically released fail-safe brakes. Number indicates torque class. Required for vertical-load and wind-exposed applications.<\/p>\n<\/div>\n R06<\/strong><\/p>\n Non-standard ratio suffix. Omit for catalogue ratios. Consult engineering for custom ratios outside the published table.<\/p>\n<\/div>\n<\/div>\n<\/section>\n <\/p>\n Tower cranes with maximum lifting capacity of 6-12 tonnes and jib lengths of 50-65 metres generate slewing torques in the 2,500-4,000 Nm range under normal operating wind loads. The ZR06 3-stage at ratios of 40:1-80:1 provides the output speed and torque density these machines require, with the 8,500 Nm peak rating absorbing the transient loads during emergency stops in gusty conditions.<\/p>\n<\/div>\n Concrete mixer truck loading turrets and batching plant distribution arms require continuous low-speed rotation under heavy radial loading from the discharge chute weight. The ZR06 4-stage at ultra-high ratios (400:1-712:1) delivers the creep-speed rotation these applications demand while the IP67 sealing protects against the cement dust and washdown water inherent in concrete plant environments.<\/p>\n<\/div>\n TBM segment erector arms position precast concrete lining segments weighing 2-6 tonnes with millimetre accuracy inside the tunnel bore. The ZR06 combination of high torque capacity and under-3-arcminute backlash enables the precise angular positioning these erectors require, while the sealed housing withstands the groundwater and bentonite slurry present in the tunnel environment.<\/p>\n<\/div>\n<\/div>\n <\/p>\n The ZR06 purchase price is typically 15-25% higher than an equivalent-torque worm-gear slewing drive<\/a>. Over a 5-year operating period, however, the bevel-planetary architecture recovers that premium several times through lower energy consumption, reduced maintenance, and extended service life.<\/p>\n A typical worm-gear slewing drive operating 4,000 hours per year at 3 kW average input consumes approximately 60,000 kWh over 5 years. At 55% average efficiency, 27,000 kWh is wasted as heat. Add 2 scheduled oil changes per year (10 total), 1-2 seal replacements, and potential worm wheel wear at year 3-4, and the 5-year TCO typically reaches 2.8-3.5 times the original purchase price.<\/p>\n<\/div>\n The same duty cycle through a ZR06 at 91% efficiency wastes only 5,400 kWh as heat \u2014 an energy saving of 21,600 kWh over 5 years. Oil changes are at 4,000-hour intervals (5 total), seals rated for 20,000+ hours require no scheduled replacement within the period, and gear wear is negligible at rated load. Typical 5-year TCO is 1.4-1.8 times purchase price, resulting in a net saving of 35-50% versus the worm-gear alternative.<\/p>\n<\/div>\n<\/div>\n <\/p>\n At the 4,000-5,000 Nm torque class, cycloidal (RV-type) reducers are sometimes proposed as alternatives to planetary slewing drives. Both technologies share high torque density, but they diverge on critical parameters that affect long-term performance in slewing applications.<\/p>\n Cycloidal reducers are superior when positioning accuracy under 1 arcminute is non-negotiable (robotic welding cells, precision machine tool indexing). For slewing applications where shock load resistance, wide ratio coverage, and integrated right-angle input matter more than ultimate backlash specification, the planetary architecture offers a more practical and cost-effective solution.<\/p>\n<\/section>\n <\/p>\n EP-ZD, EP-ZDF, and EP-ZDWF series with under 3 arcmin backlash for servo-driven positioning, CNC indexing, and robotic joint applications.<\/p>\n<\/div>\n<\/div>\n EP-SE series for crawler excavators, compact track loaders, and drilling rigs with integrated hydraulic motor coupling and parking brakes.<\/p>\n<\/div>\n<\/div>\nEP-ZR06 Mid-Range Slewing Drive Planetary Gearbox<\/h2>\n
\nDIN 5-6 Accuracy<\/span>
\n2-4 Stages<\/span>
\n-40 to +80 deg C<\/span>
\nISO 9001:2015<\/span><\/div>\n<\/div>\n
<\/div>\n<\/div>\n<\/section>\nZR06 Technical Parameters \u2014 40 Ratio Configurations<\/h2>\n
2-Stage \u2014 ZR06**2 (5 Ratios)<\/h3>\n
\n\n
\n \nOmjer<\/th>\n Cont. Torque (Nm)<\/th>\n Max. Torque (Nm)<\/th>\n Maks. obrtaji u minuti<\/th>\n Pt (F) kW<\/th>\n Pt (M) kW<\/th>\n<\/tr>\n<\/thead>\n \n 7.96<\/td>\n 5,000<\/td>\n 11,000<\/td>\n 3,500<\/td>\n 10.5<\/td>\n 12.0<\/td>\n<\/tr>\n \n 9.39<\/td>\n 5,000<\/td>\n 11,000<\/td>\n 3,500<\/td>\n 10.5<\/td>\n 12.0<\/td>\n<\/tr>\n \n 11.78<\/td>\n 4,050<\/td>\n 9,000<\/td>\n 3,500<\/td>\n 10.5<\/td>\n 12.0<\/td>\n<\/tr>\n \n 13.70<\/td>\n 3,500<\/td>\n 7,700<\/td>\n 3,500<\/td>\n 10.5<\/td>\n 12.0<\/td>\n<\/tr>\n \n 16.58<\/td>\n 2,700<\/td>\n 5,900<\/td>\n 3,500<\/td>\n 10.5<\/td>\n 12.0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n 3-Stage \u2014 ZR06**3 (10 Ratios)<\/h3>\n
\n\n
\n \nOmjer<\/th>\n Cont. Torque (Nm)<\/th>\n Max. Torque (Nm)<\/th>\n Maks. obrtaji u minuti<\/th>\n Pt (F) kW<\/th>\n Pt (M) kW<\/th>\n<\/tr>\n<\/thead>\n \n 27.69<\/td>\n 5,000<\/td>\n 11,000<\/td>\n 3,500<\/td>\n 7.5<\/td>\n 9.0<\/td>\n<\/tr>\n \n 33.89<\/td>\n 5,000<\/td>\n 11,000<\/td>\n 3,500<\/td>\n 7.5<\/td>\n 9.0<\/td>\n<\/tr>\n \n 40.99<\/td>\n 5,000<\/td>\n 11,000<\/td>\n 3,500<\/td>\n 7.5<\/td>\n 9.0<\/td>\n<\/tr>\n \n 47.68<\/td>\n 5,000<\/td>\n 11,000<\/td>\n 3,500<\/td>\n 7.5<\/td>\n 9.0<\/td>\n<\/tr>\n \n 57.36<\/td>\n 4,050<\/td>\n 9,000<\/td>\n 3,500<\/td>\n 7.5<\/td>\n 9.0<\/td>\n<\/tr>\n \n 67.97<\/td>\n 4,050<\/td>\n 9,000<\/td>\n 3,500<\/td>\n 7.5<\/td>\n 9.0<\/td>\n<\/tr>\n \n 79.06<\/td>\n 4,050<\/td>\n 9,000<\/td>\n 3,500<\/td>\n 7.5<\/td>\n 9.0<\/td>\n<\/tr>\n \n 95.64<\/td>\n 3,500<\/td>\n 7,700<\/td>\n 3,500<\/td>\n 7.5<\/td>\n 9.0<\/td>\n<\/tr>\n \n 98.79<\/td>\n 3,500<\/td>\n 7,700<\/td>\n 3,500<\/td>\n 7.5<\/td>\n 9.0<\/td>\n<\/tr>\n \n 119.51<\/td>\n 2,700<\/td>\n 5,900<\/td>\n 3,500<\/td>\n 7.5<\/td>\n 9.0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n 4-Stage \u2014 ZR06**4 (25 Ratios)<\/h3>\n
\n\n
\n \nOmjer<\/th>\n Cont. Torque (Nm)<\/th>\n Max. Torque (Nm)<\/th>\n Maks. obrtaji u minuti<\/th>\n Pt (F) kW<\/th>\n Pt (M) kW<\/th>\n<\/tr>\n<\/thead>\n \n 113.75<\/td>\n 5,000<\/td>\n 11,000<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 139.24<\/td>\n 5,000<\/td>\n 11,000<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 144.38<\/td>\n 5,000<\/td>\n 11,000<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 159.75<\/td>\n 5,000<\/td>\n 11,000<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 174.63<\/td>\n 5,000<\/td>\n 11,000<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 199.62<\/td>\n 5,000<\/td>\n 11,000<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 213.77<\/td>\n 5,000<\/td>\n 11,000<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 230.87<\/td>\n 5,000<\/td>\n 11,000<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 245.72<\/td>\n 4,050<\/td>\n 9,000<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 275.13<\/td>\n 4,050<\/td>\n 9,000<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 295.55<\/td>\n 4,050<\/td>\n 9,000<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 312.70<\/td>\n 4,050<\/td>\n 9,000<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 330.98<\/td>\n 4,050<\/td>\n 9,000<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 343.79<\/td>\n 3,500<\/td>\n 7,700<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 361.80<\/td>\n 3,500<\/td>\n 7,700<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 392.16<\/td>\n 3,500<\/td>\n 7,700<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 415.88<\/td>\n 3,500<\/td>\n 7,700<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 456.18<\/td>\n 3,500<\/td>\n 7,700<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 490.04<\/td>\n 3,500<\/td>\n 7,700<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 509.09<\/td>\n 3,500<\/td>\n 7,700<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 551.83<\/td>\n 2,700<\/td>\n 5,900<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 570.00<\/td>\n 2,700<\/td>\n 5,900<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 612.34<\/td>\n 2,700<\/td>\n 5,900<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 689.55<\/td>\n 2,700<\/td>\n 5,900<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n \n 712.29<\/td>\n 2,700<\/td>\n 5,900<\/td>\n 3,500<\/td>\n 6.5<\/td>\n 7.5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n How to Read a ZR06 Order Code<\/h2>\n
<\/p>\nApplication Scenarios for the 4,000 Nm Class<\/h2>\n
<\/p>\nMedium Tower Cranes and Luffing-Jib Cranes<\/h3>\n
Concrete Batching Plant Turret Drives<\/h3>\n
Tunnel Boring Machine Segment Erectors<\/h3>\n
ZR06 at a Glance<\/h3>\n
\n
Total Cost of Ownership \u2014 What the Purchase Price Does Not Show<\/h2>\n
Worm-Gear Drive \u2014 5-Year Cost Profile<\/h3>\n
ZR06 Bevel-Planetary \u2014 5-Year Cost Profile<\/h3>\n
<\/p>\n
<\/p>\nPlanetary Slewing Drive vs Cycloidal Reducer \u2014 Engineering Trade-Offs<\/h2>\n
\n\n
\n \nParameter<\/th>\n ZR06 Planetary<\/th>\n Cycloidal (RV-type)<\/th>\n<\/tr>\n<\/thead>\n \n Efikasnost<\/td>\n 89-93%<\/td>\n 85-92%<\/td>\n<\/tr>\n \n Ratio range (single frame)<\/td>\n 7.96 – 712 (40 options)<\/td>\n 6 – 120 (15-20 options)<\/td>\n<\/tr>\n \n Negativna reakcija<\/td>\n Under 3 arcmin<\/td>\n Under 1 arcmin<\/td>\n<\/tr>\n \n Torziona krutost<\/td>\n Visoko<\/td>\n Vrlo visoko<\/td>\n<\/tr>\n \n Shock load capacity<\/td>\n 2-2.2x rated (robust)<\/td>\n 1.5-1.8x rated<\/td>\n<\/tr>\n \n Right-angle input<\/td>\n Integrated bevel stage<\/td>\n Requires external bevel<\/td>\n<\/tr>\n \n Maintenance complexity<\/td>\n Oil change only<\/td>\n Grease + bearing preload check<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n Related Products from Korea Ever-Power<\/h2>\n
<\/p>\nHigh-Precision Planetary Gearboxes \u2192<\/a><\/h3>\n
<\/p>\nTrack Drive Planetary Gearboxes \u2192<\/a><\/h3>\n