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CSG-CSF Series

CSG CSF Harmonic Drive Reducer for CNC Machine Automation

CSG and CSF harmonic drive components for CNC machinery and precision automation. Low backlash, compact transmission and multiple reduction ratios.

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Introduction

Specification Table

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Product Content

The 3F FAMED CSG and CSF Harmonic Drive Reducer Component Sets are designed for CNC machines and precision automation equipment requiring accurate rotary transmission. Their compact structure, high reduction ratios and low backlash make them suitable for servo-driven positioning and indexing mechanisms.

Harmonic gear transmission technology allows equipment manufacturers to achieve high speed reduction within limited installation space. The CSG and CSF series provide different model options for mechanical systems with varying torque and transmission requirements.

Main Features

High-precision harmonic transmission
Low backlash for accurate positioning
Compact mechanical structure
High reduction ratio
Smooth rotary motion
Multiple frame sizes available
Suitable for servo-driven equipment
Custom mechanical integration support

Product Range

Product Series: CSG / CSF
Product Type: Harmonic Drive Component Set
Frame Sizes: 14–65, depending on model
CSG Ratios: 50, 80, 100, 120 and 160, depending on model
CSF Ratios: 30, 50, 80, 100, 120 and 160, depending on model
Drive System: Servo motor applications

CNC and Precision Machinery Applications

CSG and CSF harmonic drive components can be integrated into:

CNC rotary positioning mechanisms
Machine tool auxiliary axes
Precision indexing systems
Automated machining equipment
Servo-driven rotary units
Precision inspection machinery

The correct harmonic reducer should be selected according to output torque, input speed, reduction ratio, positioning requirements and installation dimensions.

OEM/ODM Transmission Solutions

Fenghua supplies harmonic drive components for CNC machine builders and industrial equipment manufacturers. Customers can provide equipment drawings, motor specifications and application details for technical evaluation and model selection.

CSG parameters

Model	Ratio	Rated torque of input speed 2000r/min	Max. torque of starting to stop	Max. torque of average load	Instant Max.torque	Max.input speed r/min	Average input speed r/min	Moment of inertia
Nm	kgfm	Nm	kgfm	Nm	kgfm	Nm	kgfm	Oil lubrication	Grease lubrication	Oil lubrication	Grease lubrication	I X10-4kgm²	J X10-5kgfms²
14	50	7.0	0.7	23	2.3	9	0.9	46	4.7	14000	8500	6500	3500	0.033	0.034
80	10	1.0	30	3.1	14	1.4	61	6.2
100	10	1.0	36	3.7	14	1.4	70	7.2
17	50	21	2.1	44	4.5	34	3.4	91	9	10000	7300	6500	3500	0.079	0.081
80	29	2.9	56	5.7	35	3.6	113	12
100	31	3.2	70	7.2	51	5.2	143	15
120	31	3.2	70	7.2	51	5.2	112	11
20	50	33	3.3	73	7.4	44	4.5	127	13	10000	6500	6500	3500	0.193	0.197
80	44	4.5	96	9.8	61	6.2	165	17
100	52	5.3	107	10.9	64	6.5	191	20
120	52	5.3	113	11.5	64	6.5	191	20
160	52	5.3	120	12.2	64	6.5	191	20
25	50	51	5.2	127	13	72	7.3	242	25	7500	5600	5600	3500	0.413	0.421
80	82	8.4	178	18	113	12	332	34
100	87	8.9	204	21	140	14	369	38
120	87	8.9	217	22	140	14	395	40
160	87	8.9	229	23	140	14	408	42
32	50	99	10	281	29	140	14	497	51	7000	4800	4600	3500	1.69	1.72
80	153	16	395	40	217	22	738	75
100	178	18	433	44	281	29	841	86
120	178	18	459	47	281	29	892	91
160	178	18	484	49	281	29	892	91
40	50	178	18	523	53	255	26	892	91	5600	4000	3600	3000	4.5	4.59
80	268	27	675	69	369	38	1270	130
100	345	35	738	75	484	49	1400	143
120	382	39	802	82	586	60	1530	156
160	382	39	841	86	586	60	1530	156
45	50	229	23	650	66	345	35	1235	126	5000	3800	3300	3000	8.68	8.86
80	407	41	918	94	507	52	1651	168
100	459	47	982	100	650	66	2041	208
120	523	53	1070	109	806	82	2288	233
160	523	53	1147	117	819	84	2483	253
50	80	484	49	1223	125	675	69	2418	247	4500	3500	3000	2500	12.5	12.8
100	611	62	1274	130	866	88	2678	273
120	688	70	1404	143	1057	108	2678	273
160	688	70	1534	156	1096	112	3185	325
58	80	714	73	1924	196	1001	102	3185	325	4000	3000	2700	2200	27.3	27.9
100	905	92	2067	211	1378	141	4134	422
120	969	99	2236	228	1547	158	4329	441
160	969	99	2392	244	1573	160	4459	455
65	80	969	99	2743	280	1352	138	4836	493	3500	2800	2400	1900	46.8	47.1
100	1236	126	2990	305	1976	202	6175	630
120	1236	126	3263	333	2041	208	6175	630
160	1236	126	3419	349	2041	208	6175	630

Note:Moment of inertia I=1/4GD²

CSF parameters

Model	Ratio	Rated torque of input speed 2000r/min	Max. torque of starting to stop	Max. torque of average load	Instant Max.torque	Max.input speed r/min	Average input speed r/min	Moment of inertia
Nm	kgfm	Nm	kgfm	Nm	kgfm	Nm	kgfm	Oil lubrication	Grease lubrication	Oil lubrication	Grease lubrication	I X10-4kgm²	J X10-5kgfms²
14	30	4.0	0.41	9.0	0.92	6.8	0.69	17	1.7	14000	8500	6500	3500	0.033	0.034
50	5.4	0.55	18	1.8	6.9	0.7	35	3.6
80	7.8	0.8	23	2.4	11	1.1	47	4.8
100	7.8	0.8	28	2.9	11	1.1	54	5.5
17	30	8.8	0.9	16	1.6	12	1.2	30	3.1	10000	7300	6500	3500	0.079	0.081
50	16	1.6	34	3.5	26	2.6	70	7.1
80	22	2.2	43	4.4	27	2.7	87	8.9
100	24	2.4	54	5.5	39	4.0	108	11
120	24	2.4	54	5.5	39	4.0	86	8.8
20	30	15	1.5	27	2.8	20	2.0	50	5.1	10000	6500	6500	3500	0.193	0.197
50	25	2.5	56	5.7	34	3.5	98	10
80	34	3.5	74	7.5	47	4.8	127	13
100	40	4.1	82	8.4	49	5.0	147	15
120	40	4.1	87	8.9	49	5.0	147	15
160	40	4.1	92	9.4	49	5.0	147	15
25	30	27	2.8	50	5.1	38	3.9	95	9.7	7500	5600	5600	3500	0.413	0.421
50	39	4.0	98	10	55	5.6	186	19
80	63	6.4	137	14	87	8.9	255	26
100	67	6.8	157	16	108	11	284	29
120	67	6.8	167	17	108	11	304	31
160	67	6.8	176	18	108	11	314	32
32	30	54	5.5	100	10	75	7.7	200	20	7000	4800	4600	3500	1.69	1.72
50	76	7.8	216	22	108	11	382	39
80	118	12	304	31	167	17	568	58
100	137	14	333	34	216	22	647	66
120	137	14	353	36	216	22	686	70
160	137	14	372	38	216	22	686	70
40	50	137	14	402	41	196	20	686	70	5600	4000	3600	3000	4.5	4.59
80	206	21	519	53	284	29	980	100
100	265	27	568	58	372	38	1080	110
120	294	30	617	63	451	46	1180	120
160	294	30	647	66	451	46	1180	120
45	50	176	18	500	51	265	27	950	97	5000	3800	3300	3000	8.68	8.86
80	313	32	706	72	390	40	1270	130
100	353	36	755	77	500	51	1570	160
120	402	41	823	84	620	63	1760	180
160	402	41	882	90	630	64	1910	195
50	50	122	12	715	73	175	18	1430	146	4500	3500	3000	2500	12.5	12.8
80	372	38	941	96	519	53	1860	190
100	470	48	980	100	666	68	2060	210
120	529	54	1080	110	813	83	2060	210
160	529	54	1180	120	843	86	2450	250
58	50	176	18	1020	104	260	27	1960	200	4000	3000	2700	2200	27.3	27.9
80	549	56	1480	151	770	79	2450	250
100	696	71	1590	162	1060	108	3180	325
120	745	76	1720	176	1190	121	3330	340
160	745	76	1840	188	1210	123	3430	350
65	50	245	25	1420	145	360	37	2830	289	3500	2800	2400	1900	46.8	47.8
80	745	76	2110	215	1040	106	3720	380
100	951	97	2300	235	1520	155	4750	485
120	951	97	2510	256	1570	160	4750	485
160	951	97	2630	268	1570	160	4750	485

Note:Moment of inertia I=1/4GD²

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