Ф20mm SPUR GEARHEAD (正齿轮箱) w/ 20ZYT PM DC Motor (永磁直流马达)

• Gearbox Specifications （齿轮箱特性）

Gear Ratio Stage Eff. Rated Load Max. Load Length 减速比 级数 效率 额定负载 最大负载 长度 1:X # % Kg.cm Kg.cm mm 　 25 31.3 4 66 0.5 1 16 　 63 78 5 59 1 2 17.5 125 156 195 6 53 1.5 3 19 250 391 488 7 48 2 4 20.5

• Dimensions （外形尺寸）               

• Motor Specifications 马达特性

Model	Rated	No-load		Rated				Stall	Motor
	Voltage	Current	Speed	Current	Speed	Torque	Power	Torque	Dia.	Length
	VDC	A	r/min	A	r/min	g.cm	W	g.cm	mm	mm
20ZYT25-06-48	6	0.03	4800	0.120	3800	8.5	0.331	44	20.4	25.1
20ZYT25-06-73	6	0.08	7320	0.290	5850	12	0.720	65	20.4	25.1
20ZYT32-06-68	6	0.12	6820	0.430	5270	20	1.082	115	20.4	32.1
20ZYT32-12-65	12	0.028	6500	0.120	5300	7.5	0.408	82	20.4	32.1

Gearmotor Specifications 齿轮马达特性

20JA2K-xxxG/20ZYT25-06-48								X(in-lb) = 0.867313*Y(Kg.cm)
Gear Ratio	25	31.3	62.5	78.1	125	156.3	195.3	250	390.6	488.3
No-load speed (RPM)	192	153	77	61.5	38	30.7	24.6	19.2	12.3	9.8
Rated speed (RPM)	152	121	61	48.7	30	24.3	19.5	15.2	9.7	7.8
Rated load (Kg.cm)	0.14	0.18	0.31	0.39	0.56	0.70	0.88	1.02	1.59	1.99

20JA2K-xxxG/20ZYT25-06-73								X(in-lb) = 0.867313*Y(Kg.cm)
Gear Ratio	25	31.3	62.5	78.1	125	156.3	195.3	250	390.6	488.3
No-load speed (RPM)	293	234	117	93.7	59	46.8	37.5	29.3	18.7	15.0
Rated speed (RPM)	234	187	94	74.9	47	37.4	30.0	23.4	15.0	12.0
Rated load (Kg.cm)	0.20	0.25	0.44	0.6	0.80	1.0	1.24	1.44	2.00	2.00

20JA2K-xxxG/20ZYT32-06-68								X(in-lb) = 0.867313*Y(Kg.cm)
Gear Ratio	25	31.3	62.5	78.1	125	156.3	195.3	250	390.6	488.3
No-load speed (RPM)	273	218	109	87.3	55	43.6	34.9	27.3	17.5	14.0
Rated speed (RPM)	211	168	84	67.5	42	33.7	27.0	21.1	13.5	10.8
Rated load (Kg.cm)	0.33	0.41	0.74	0.9	1.33	1.5	1.5	2.0	2.0	2.0

20JA2K-xxxG/20ZYT32-12-65								X(in-lb) = 0.867313*Y(Kg.cm)
Gear Ratio	25	31.3	62.5	78.1	125	156.3	195.3	250	390.6	488.3
No-load speed (RPM)	260	208	104	83.2	52	41.6	33.3	26.0	16.6	13.3
Rated speed (RPM)	212	169	85	67.9	42	33.9	27.1	21.2	13.6	10.9
Rated load (Kg.cm)	0.12	0.15	0.28	0.3	0.50	0.6	0.78	0.90	1.41	1.76