80mm 25W Brake Motor

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Motor Specifications

Model	Rating	Output Power W	Voltage V	Frequency Hz	Current A	Starting Torque mN.m	Rated Torque mN.m	Rated Speed r/min	Capacitor μF
4RK25GN-AM	30min	25	1ph 100	50	0.59	160	200	1250	10
				60	0.69	140	165	1550
4RK25GN-EM	30min	25	1ph 110	60	0.45	140	165	1550	8.0
			1ph 120		0.50
4RK25GN-CM	30min	25	1ph 220	50	0.29	140	200	1250	2.2
			1ph 230		0.30	160
4RK25GN-HM	30min	25	1ph 220	60	0.35	140	165	1550	2.2
			1ph 230
4RK25GN-SM	30min	25	3ph 220	50	0.185	350	200	1250	-
				60	0.170	250	165	1550
4RK25GN-S3M	30min	25	3ph 380	50	0.107	350	200	1250	-
				60	0.098	250	165	1550

Gear Motor-Torque TableAllowance Torque Unit: N.m

Type Motor/Gearhead		Gear Ratio		7.5	9	12.5	15	18	25	30	36	50	60	75	90	100	120	150	180
		Speed r/min	50Hz	200	166	120	100	83	60	50	41	30	25	20	16	15	12	10	8
		Speed r/min	60Hz	240	200	144	120	100	72	60	50	36	30	24	20	18	15	12	10
4RK25GN-AM 4RK25GN-EM 4RK25GN-CM 4RK25GN-HM 4RK25GN-SM 4RK25GN-S3M	4GN()RC 4GN()RT	Allowance Torque	50Hz	0.99	1.18	1.64	1.97	2.37	3.29	3.95	4.73	6.58	7.10	8.00	8.00	8.00	8.00	8.00	8.00
	4GN()RC 4GN()RT	Allowance Torque	60Hz	0.80	0.95	1.33	1.59	1.91	2.65	3.18	3.82	5.30	5.73	7.16	8.00	8.00	8.00	8.00	8.00

Type Motor/Gearhead	Gear Ratio		3	3.6	5	6	7.5	9	10	12.5	15	18	20	25	30	36	40	50	60	75	90	100	120	150	180	200
	Speed r/min	50Hz	500	417	300	250	200	166	150	120	100	83	75	60	50	41	37	30	25	20	16	15	2.5	10	8.3	7.5
	Speed r/min	60Hz	600	500	360	300	240	200	180	144	120	100	90	72	60	50	45	36	30	24	20	18	15	12	10	9
4RK25GN-AM 4RK25GN-EM 4RK25GN-CM 4RK25GN-HM 4RK25GN-SM 4RK25GN-S3M	4GN()K	50Hz	0.49	0.58	0.81	0.97	1.20	1.50	1.55	2.00	2.40	2.90	3.17	3.70	4.40	5.30	5.57	6.60	7.90	8.00	8.00	8.00	8.00	8.00	8.00	8.00
	4GN()K	60Hz	0.40	0.48	0.67	0.80	10.0	1.20	1.25	1.70	2.00	2.40	2.64	3.00	3.60	4.30	4.49	5.40	6.50	8.00	8.00	8.00	8.00	8.00	8.00	8.00

L1=43.5mm

Established in 1998, Zhongda has grown to become a leading high-tech enterprise in China that combines research, manufacturing, sales, and services in the sector of motor drives, micro motors, precision reducers, and integrated intelligent units. With a registered capital of 104 million Yuan, we have expanded to nine subsidiaries, employing over 1,800 dedicated individuals. In August 2017, we proudly made our mark on the main board of the Shenzhen Stock Exchange under the stock code: 002896.