TOPS: Type NR80 gearbox

Product range example for the NR80

L3 applies to L4 motor shaft length inferior or equal to 46 mm,
L1 applies to L4 motor shaft length greater than 46 mm and inferior to 55 mm.

Specification

Rated values

The input torques and speeds indicated below are the maximum admissible values to guarantee a gearbox life of at least 15,000 hours. It must be noted that the maximum input torque and speed cannot be applied simultaneously over long periods of time. Please contact us if your application requires abnormal conditions.

Rated torque: up to 83 Nm (734.5 lb-ins.)

Gear ratio	Number of stages	Rated torque		Input speed	Input inertia		Rigidity 10²
Gear ratio	Number of stages	(Nm)	(Lb-in)	(RPM)	(kg-cm²)	(oz-in²)	(Nm/rad)
3	1	67	7.571	3,000	0.343	1.875	365
4	1	75	8.475	5,000	0.183	1.001	384
5	1	83	9.379	5,000	0.118	0.645	390
7	1	72	8.136	5,000	0.064	0.350	395
9	2	67	7.571	3,000	0.337	1.843	347
10	1	56	6.328	5,000	0.033	0.180	355
12	2	67	7.571	5,000	0.180	0.984	365
12 R	2	75	8.475	3,000	0.039	0.213	347
15	2	67	7.571	5,000	0.116	0.634	347
15 R	2	83	9.379	3,000	0.312	1.706	370
16	2	75	8.475	5,000	0.170	0.929	365
20	2	83	9.379	5,000	0.166	0.908	370
21	2	67	7.571	5,000	0.063	0.344	347
21 R	2	72	8.136	3,000	0.306	1.673	375
25	2	83	9.379	5,000	0.107	0.585	370
27	3	67	7.571	3,000	0.336	1.837	330
28	2	75	8.475	5,000	0.060	0.328	365
30	2	67	7.571	5,000	0.032	0.175	347
35	2	83	9.379	5,000	0.059	0.323	370
36	3	67	7.571	5,000	0.179	0.979	347
36 R	3	75	8.475	3,000	0.334	1.826	365
40	2	75	8.475	5,000	0.031	0.169	365
45	3	67	7.571	5,000	0.116	0.634	347
45 R	3	83	9.379	3,000	0.333	1.821	370
48	3	75	8.475	5,000	0.178	0.973	365
49	2	72	8.136	5,000	0.058	0.317	375
50	2	83	9.379	5,000	0.030	0.164	370
60	3	83	9.379	5,000	0.178	0.973	351
63	3	67	7.571	3,000	0.063	0.344	330
63 R	3	72	8.136	3,000	0.333	1.821	356
64	3	75	8.475	5,000	0.169	0.924	347
70	2	72	8.136	5,000	0.030	0.164	356
75	3	83	9.379	5,000	0.115	0.629	351
80	3	83	9.379	5,000	0.169	0.924	351
84	3	75	8.475	3,000	0.063	0.344	347
90	3	67	7.571	5,000	0.032	0.175	330
100	2	56	6.328	5,000	0.029	0.159	320
100 R	3	83	9.379	5,000	0.109	0.596	351
105	3	83	9.379	5,000	0.063	0.344	351
112	3	75	8.475	5,000	0.060	0.328	347
120	3	75	8.475	5,000	0.032	0.175	347
125	3	83	9.379	5,000	0.106	0.580	351
140	3	83	9.379	5,000	0.060	0.328	351
147	3	72	8.136	5,000	0.062	0.339	356
150	3	83	9.379	5,000	0.032	0.175	351
160	3	75	8.475	5,000	0.031	0.169	347
175	3	83	9.379	5,000	0.059	0.323	351
180	4	83	9.379	5,000	0.160	0.875	333
196	3	75	8.475	5,000	0.058	0.317	347
200	3	83	9.379	5,000	0.031	0.169	351
210	3	72	8.136	5,000	0.032	0.175	356
245	3	83	9.379	5,000	0.058	0.317	351
250	3	83	9.379	5,000	0.030	0.164	351
280	3	75	8.475	5,000	0.030	0.164	347
300	3	67	7.571	5,000	0.029	0.159	330
300 R	4	83	9.379	5,000	0.103	0.563	333
343	3	72	8.136	5,000	0.058	0.317	356
350	3	83	9.379	5,000	0.030	0.164	351
360	4	75	8.475	5,000	0.029	0.159	347
400	3	75	8.475	5,000	0.029	0.159	330
400 R	4	83	9.379	5,000	0.103	0.563	356
490	3	72	8.136	5,000	0.030	0.164	356
500	3	83	9.379	5,000	0.029	0.159	356
600	4	83	9.379	5,000	0.029	0.159	333
700	3	72	8.136	5,000	0.029	0.159	356
700 R	4	83	9.379	5,000	0.057	0.312	333
1000	3	56	6.328	5,000	0.029	0.159	320
1000 R	4	83	9.379	5,000	0.029	0.159	333

Admissible load on output shaft

Based on 15,000 hours life and use of synthetic oil ISO VG150
Kr = Admissible radial on output shaft
Ka = Admissible axial load under tension or compression
l = Distance between the end face and the application point of the radial load (mm)
L = Shaft length (mm)

Output speed	Loads	l = 0		l = 1/4L		l = 1/2L		l = 3/4L		l = L
(RPM)	Loads	(N)	(lbf)	(N)	(lbf)	(N)	(lbf)	(N)	(lbf)	(N)	(lbf)
5	Kr Ka	7,850 8,950	1,765 2,012	6,800 7,750	1,529 1,742	6,000 6,900	1,349 1,551	5,400 6,100	1,214 1,371	5,000 5,700	1,124 1,281
10	Kr Ka	7,200 8,200	1,619 1,844	6,200 7,050	1,394 1,585	5,500 6,300	1,237 1,416	5,000 5,700	1,124 1,281	4,550 5,180	1,023 1,165
20	Kr Ka	6,150 7,000	1,383 1,574	5,300 6,000	1,192 1,349	4,700 5,400	1,057 1,214	4,250 4,840	955 1,088	3,900 4,400	877 989
30	Kr Ka	5,750 6,550	1,293 1,473	5,000 5,700	1,124 1,281	4,400 5,100	989 1,147	4,000 4,550	899 1,023	3,650 4,150	821 933
40	Kr Ka	5,500 6,250	1,237 1,405	4,750 5,400	1,068 1,214	4,200 4,800	944 1,079	3,800 4,330	854 973	3,450 3,930	776 884
50	Kr Ka	5,200 5,900	1,169 1,326	4,500 5,100	1,012 1,147	4,000 4,500	899 1,012	3,600 4,100	809 922	3,300 3,760	742 845
100	Kr Ka	5,100 5,800	1,147 1,304	4,400 5,000	989 1,124	3,900 4,500	877 1,012	3,500 3,990	787 897	3,200 3,650	719 821
200	Kr Ka	5,000 5,700	1,124 1,281	4,300 4,900	967 1,102	3,800 4,400	854 989	3,450 3,930	776 884	4,150 3,590	933 807
300	Kr Ka	4,850 5,500	1,090 1,237	4,200 4,780	944 1,075	3,700 4,200	832 944	3,350 3,820	753 859	3,050 3,470	686 780
500	Kr Ka	4,600 5,240	1,034 1,178	3,950 4,500	888 1,012	3,500 4,000	787 899	3,150 3,590	708 807	2,900 3,300	652 742
1,000	Kr Ka	4,200 4,790	944 1,077	3,600 4,100	809 922	3,200 3,700	719 832	2,900 3,300	652 742	2,650 3,020	596 679

Top of page