DESBOER NFR Series Right-Angle High-Precision Planetary Gearbox

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We provide customers with high precision, high rigidity, high torque prdcision planetary gearbox
Model:47\64\90\110\140\200\255\285
Ratio:3 - 200
Backlash: ≤2arcmin -≤9arcmin
Nominal Output Torque: 35 - 3200 Nm
DESBOER NFR Series Right-Angle Gearbox: High-precision, high-torque performance with tapered roller bearings and spiral bevel gears. Quiet, smooth operation, enhanced radial/axial load capacity, 2–9 arcmin backlash, easy square flange mounting, 4-star rated for all servo applications.

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High Precision Planetary Gearbox (RightAngle)

Description

Ordering Instructions

Key Features

Our planetary gearboxes are designed for high precision servo applications. They feature compactstructure, high load capacity and long service life, making them ideal for robotics, CNC machines and automation.

1)、High performancr oil seal: Increased efficiency due to lowered friction.

IP65 protection level ensures continuous operation up to 90℃.

2)、High precision bearings: Ensuring a higher radial and axial load capacity.

3)、Helical gear: Optimized power transmission; Low noise; Improved precision.

4)、Intergrated planetary design: Increased torsional torque.

Optimized power transmission.

5)、Bevel gear: Optimized power transmission; Low noise; Improved precosion.

Gearbox Technical Specifications

The Bearing Stress Point Z (Output)

Series	NFR075	NFR075	NFR100	NFR140	NFR180	NFR220	NFR250
Center Distance X (mm)	14	18.25	29	41	41	52.5	65
Load Point Z (mm)	42.5	61.2	69.3	97.7	129.2	134.1	164.0

Gearbox Performance Data

Parameters		Stage	Ratio i	NFR060	NFR075	NFR100	NFR140	NFR180	NFR220	NFR250
T2NRated output torque	Nm	1	3	55	130	220	330	890	1350	2380
			4	50	150	300	560	1100	2000	3050
			5	58	160	340	610	1180	2050	3200
			6	-	150	300	600	1100	1900	2850
			7	40	150	290	560	1000	1600	2850
			8	45	130	250	550	960	1550	2500
			10	55	150	310	610	1180	2050	3200
			14	40	150	290	560	1000	1600	2850
			16	45	130	250	550	960	1550	2500
			20	35	110	220	460	950	1250	1850
		2	15	55	130	220	330	890	1350	2380
			25	58	160	340	610	1180	2050	3200
			30	-	130	220	330	890	1350	2380
			35	40	150	300	560	1000	1700	2850
			40	45	150	300	560	1100	2000	3050
			50	58	160	340	610	1180	2050	3200
			60	-	150	300	600	1100	1900	2850
			70	50	150	300	560	1000	1700	2850
			80	45	130	250	560	950	1600	2750
			100	40	160	310	610	1180	2000	3100
			120	-	150	300	560	1050	1700	2850
			140	50	150	290	560	1000	1600	2800
			160	45	130	250	550	950	-	-
			200	35	110	220	460	950	1250	1850
T2BMax acceleration torque	Nm	1,2	3~200	1.8×rated output torque
T2NOT★Emergency stop torque	Nm	1,2	3~200	3×rated output torque
η1NRated input speed	rmp	1	3~20	4000	4000	4000	3000	3000	2000	1500
η1NRated input speed	rmp	2	15~200	4500	4500	4000	3000	3000	2000	2500
η1BMax input speed	rmp	1	3~20	8000	8000	8000	6000	6000	4000	2500
η1BMax input speed	rmp	2	15~200	8000	8000	8000	6000	6000	4000	4000
P0 Ultraprecise backlash	arcmin	1	3~20	-	≤2	≤2	≤2	≤2	≤2	≤2
P0 Ultraprecise backlash	arcmin	2	15~200	-	≤4	≤4	≤4	≤4	≤4	≤4
P1 Precise backlash	arcmin	1	3~20	≤4	≤4	≤4	≤4	≤4	≤4	≤4
P1 Precise backlash	arcmin	2	15~200	≤7	≤7	≤7	≤7	≤7	≤7	≤7
P2 Standard backlash	arcmin	1	3~20	≤6	≤6	≤6	≤6	≤6	≤6	≤6
P2 Standard backlash	arcmin	2	15~200	≤9	≤9	≤9	≤9	≤9	≤9	≤9
Orsional rigidity	Nm/arcmin	1,2	3~200	8	14	31	57	182	400	580

▲ When the output speed is 100 rpm,force applied to the center of the output shaft.

Parameters		Stage	Ratio i	NFR060	NFR075	NFR100	NFR140	NFR180	NFR220	NFR250
F2rB▲ Max.radial Force	N	1,2	3~200	2630	4800	8000	15200	20760	34000	38000
F2aB▲ Max.axial Force	N	1,2	3~200	1650	3800	6250	12000	14500	23000	40000
Tilting moment	Nm	1,2	3~200	154	390	810	1900	2940	5550	8350
Service Life	hr	1,2	3~200	20000 (continuous operation 10000)
η Efficiency	%	1	3~20	≥95
η Efficiency	%	2	15~200	≥92
Weight	kg	1	3~20	3.1	6.4	13.9	23.7	50.0	83.0	100.3
Weight	kg	2	15~200	3.9	7.8	15.1	26.7	54.0	95.0	125.3
Operating Temperature	℃	1,2	3~200	-10~90
Lubrication		1,2	3~200	Synthetic lubricant
Protection Class		1,2	3~200	IP65
Mounting Position		1,2	3~200	Any direction
Noise Level (N1=3000rpm,Non-Loaded)	dB(A)	1	3~20	≤63	≤65	≤68	≤70	≤72	≤74	≤75
Noise Level (N1=3000rpm,Non-Loaded)	dB(A)	2	15~200	≤63	≤65	≤68	≤70	≤72	≤74	≤75
Rotary inertia	Kg.cm2	1	3	0.47	2.25	6.84	23.40	68.90	152.09	280.86
			4	0.47	2.25	6.84	23.40	68.90	152.09	280.86
			5	0.47	2.25	6.84	23.40	68.90	152.09	280.86
			6	-	2.25	6.84	23.40	68.90	152.09	280.86
			7	0.47	2.25	6.84	23.40	68.90	152.09	280.86
			8	0.47	2.25	6.84	23.40	68.90	152.09	280.86
			10	0.47	2.25	6.84	23.40	68.90	145.82	270.07
			14	0.17	1.87	6.25	21.80	65.60	145.82	270.07
			16	0.17	1.87	6.25	21.80	65.60	145.82	270.07
			20	0.17	1.87	6.25	21.80	65.60	145.82	270.07
		2	15	0.13	0.35	2.25	6.84	23.40	68.90	152.09
			25	0.13	0.35	2.25	6.84	23.40	68.90	152.09
			30	-	0.35	2.25	6.84	23.40	68.90	152.09
			35	0.13	0.35	2.25	6.84	23.40	68.90	152.09
			40	0.13	0.35	2.25	6.84	23.40	68.90	152.09
			50	0.13	0.35	2.25	6.84	23.40	68.90	152.09
			60	0.13	0.35	2.25	6.84	23.40	68.90	152.09
			70	0.13	0.35	2.25	6.84	23.40	68.90	152.09
			80	0.13	0.35	2.25	6.84	23.40	-	-
			100	0.13	0.35	2.25	6.84	23.40	68.90	152.09
			120	-	0.31	1.87	6.25	21.80	65.60	145.82
			140	0.13	0.31	1.87	6.25	21.80	65.60	145.82
			160	0.13	0.31	1.87	6.25	21.80	65.60	145.82
			200	0.13	0.31	1.87	6.25	21.80	65.60	145.82

▲ When the output speed is 100 rpm,force applied to the center of the output shaft.

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