DESBOER NER 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:50\70\90\120\155\203\235
Ratio:3 - 200
Backlash: ≤2arcmin -≤9 arcmin
Nominal Output Torque: 13 - 1900Nm
DESBOER NER Series is a cost-effective, high-precision gearbox designed for universal servo applications. Combining high positioning accuracy with low-noise operation, it offers a broad speed ratio range of 3 to 200 to adapt to diverse industrial automation needs. Its rotating shaft with square through-hole flange design enables flexible and reliable machine installation.

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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 performance 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 transmassion; Low noise; Improved precosion.

Gearbox Technical Specifications

The Bearing Stress Point Z (Output)

Series	NER050	NER070	NER090	NER120	NER155	NER205	NER235
Center Distance X (mm)	10	12.5	18	25.5	39.5	41	53.5
Load Point Z (mm)	25.5	30	43	55.5	63.5	76.5	96

Gearbox Performance Data

Parameters		Stage	Ratio i	NER050	NER070	NER090	NER120	NER155	NER205	NER235
T2N Rated output torque	Nm	1	3	-	50	120	190	320	550	1080
			4	18	45	130	270	510	990	1610
			5	20	55	150	310	610	1140	1900
			6	18	50	140	290	570	1040	1800
			7	18	45	130	280	520	1040	1710
			8	16	40	110	240	470	950	1520
			9	13	35	95	210	420	850	1420
			10	20	55	150	310	600	1140	1900
			14	18	45	130	280	520	1040	1710
			16	16	40	110	240	470	950	1520
			20	13	35	95	210	420	850	1420
		2	15	-	50	120	190	320	550	1080
			25	20	55	150	310	610	1140	1900
			30	19	50	120	190	320	550	1080
			35	18	45	130	280	520	1040	1710
			40	18	45	130	270	510	990	1610
			45	13	35	95	210	420	850	1420
			50	20	55	150	310	610	1140	1900
			60	19	50	140	290	570	1040	1800
			70	18	45	130	280	520	1040	1710
			80	16	40	110	240	470	950	1520
			90	13	35	95	210	420	850	1420
			100	20	55	150	310	610	1140	1900
			120	19	50	140	290	570	1040	1800
			140	18	45	130	280	520	1040	1710
			160	16	40	110	240	470	950	1520
			180	13	35	95	210	420	850	1420
			200	13	35	95	210	420	850	1420
T2B Max acceleration torque	Nm	1,2	1.8x rated output torque
T2NOT★Emergency stop torque	Nm	1,2	3x rated output torque
η1N Rated input speed	rmp	1	3~20	5000	5000	4000	4000	3000	3000	2000
η1N Rated input speed	rmp	2	15~200	5000	5000	4000	4000	3000	3000	2000
η1B Max input speed	rmp	1	3~20	10000	10000	8000	8000	6000	6000	4000
η1B Max input speed	rmp	2	15~200	10000	10000	8000	8000	6000	6000	4000
P0 Ultraprecise backlash	arcmin	1	3~20	-	-	≤2	≤2	≤2	≤2	≤2
P0 Ultraprecise backlash	arcmin	2	15~200	-	-	≤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	8	14	27	52	148	305

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

Parameters		Stage	Ratio i	NER050	NER070	NER090	NER120	NER155	NER205	NER235
F2eB▲ Max.radial Force	N	1,2	3~200	980	1730	3250	7000	9600	14500	27800
F2aB▲ Max.axial Force	N	1,2	3~200	490	865	1625	3500	4800	7250	13900
Tilting moment	Nm	1,2	3~200	25	65	152	345	680	970	1840
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	3~200	1.0	2.1	5.8	11.2	22.4	46.8	83.0
Weight	kg	2	15~200	1.3	2.0	4.6	11.1	21.8	43.7	95.0
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	≤61	≤63	≤65	≤68	≤70	≤72	≤74
Noise Level (N1=3000rpm,Non-Loaded)	dB(A)	2	15~200	≤61	≤63	≤65	≤68	≤70	≤72	≤74
Rotary inertia	Kg.cm2	1	3	0.09	0.35	2.25	6.84	23.40	68.90	152.09
			4	0.09	0.35	2.25	6.84	23.40	68.90	152.09
			5	0.09	0.35	2.25	6.84	23.40	68.90	152.09
			6	0.09	0.35	2.25	6.84	23.40	68.90	152.09
			7	0.09	0.35	2.25	6.84	23.40	68.90	152.09
			8	0.09	0.35	2.25	6.84	23.40	68.90	152.09
			9	0.09	0.35	2.25	6.84	23.40	68.90	152.09
			10	0.09	0.35	2.25	6.84	23.40	68.90	145.82
			14	0.09	0.07	1.87	6.25	21.80	65.60	145.82
			16	0.09	0.07	1.87	6.25	21.80	65.60	145.82
			20	0.09	0.07	1.87	6.25	21.80	65.60	145.82
		2	15	0.09	0.09	0.35	2.25	6.84	23.40	68.90
			25	0.09	0.09	0.35	2.25	6.84	23.40	68.90
			30	0.09	0.09	0.35	2.25	6.84	23.40	68.90
			35	0.09	0.09	0.35	2.25	6.84	23.40	68.90
			40	0.09	0.09	0.35	2.25	6.84	23.40	68.90
			45	0.09	0.09	0.35	2.25	6.84	23.40	68.90
			50	0.09	0.09	0.35	2.25	6.84	23.40	68.90
			60	0.09	0.09	0.35	2.25	6.84	23.40	68.90
			70	0.09	0.09	0.35	2.25	6.84	23.40	68.90
			80	0.09	0.09	0.35	2.25	6.84	23.40	68.90
			90	0.09	0.09	0.35	2.25	6.84	23.40	68.90
			100	0.09	0.09	0.35	2.25	6.84	23.40	68.90
			120	0.09	0.09	0.31	1.87	6.25	21.80	65.60
			140	0.09	0.09	0.31	1.87	6.25	21.80	65.60
			160	0.09	0.09	0.31	1.87	6.25	21.80	65.60
			180	0.09	0.09	0.31	1.87	6.25	21.80	65.60
			200	0.09	0.09	0.31	1.87	6.25	21.80	65.60

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

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