NPT015 MA

Mechanical data	1-stage		2-stage
Ratio	3	4	12	15	16	20	28	30	40
Efficiency under full load ŋ [%]	97		95
Running noise L_PA[dB] at n1 = 3000 rpm without load	≤ 59		≤ 58
Service life L_h [h]	> 20000
Weight [kg] Depending on the clamping hub diameter and selected adapter plate	2		2.1
Mass moment of inertia J₁ [kgcm²] Based on the drive Letters = specification of the clamping hub diameter
Z = 8 mm	---	---	0.04	0.04	0.03	0.03	0.03	0.03	0.03
A = 9 mm	0.31	0.23	0.04	0.04	0.03	0.03	0.03	0.03	0.03
B = 11 mm	0.33	0.24	0.06	0.06	0.05	0.05	0.05	0.05	0.05
C = 14 mm	0.41	0.32	0.15	0.14	0.14	0.14	0.13	0.14	0.13
D = 16 mm	0.53	0.45	---	---	---	---	---	---	---
E = 19 mm	0.62	0.53	---	---	---	---	---	---	---
Torques and speeds
Maximum torque T_2a[Nm]	62
Nominal output torque T_2N [Nm] At n_1N	29	22	22	22	22	21	22	22	22
Maximum acceleration torque T_2B [Nm] Maximum 1000 cycles per hour	55	42	39	42	42	42	42	39	42
EMERGENCY STOP torqueT_2Em.stop [Nm] 1000 times during service life of the gear unit	75
Nominal input speedn_1N [min^-1]	3300	3500	3800	4000	3800	4000	4300	4600	4600
Maximum input speed n_1Max [min^-1]	8000		10000
Idle torque T₀₁₂ [Nm] Based on the drive	0.25	0.2	0.08	0.07	0.06	0.06	0.05	0.05	0.04
Torsion and forces
Maximum torsional backlash j_t [arcmin]	Standard ≤ 8		Standard ≤ 10
Maximum torsional rigidity C_t21[arcmin]	4
Maximum axial forceF_2AMax[N] In relation to the shaft center at the output	1380
Maximum breakdown torque M_2Max [Nm]	42
Temperature [°C]
Maximum housing temperature	+ 90
Ambient temperature	-15 to +40
Housing
Properties	Heat-treated steel
Color	Anthracite gray; RAL 7016
Seal	Sealed bearing disks