Three-Phase MS Series

The MS series three-phase asynchronous motors with aluminum housing are designed with the latest technology, made from high-quality materials, and fully comply with IEC standards.

They feature excellent performance, safety, and reliability, with a compact and attractive appearance. These motors operate with low noise, minimal vibration, and lightweight yet robust construction, making them easy to maintain. The MS series motors are suitable for general-purpose drives and various industrial applications.

Dimensions

Overall and Installation Dimensions

FRAME	Mounting Dimensions									Overall Dimensions
	H	A	B	C	D	E	F	G	K	AA	AB	AC	AD	DH	L
MS 63	63	100	80	40	φ11	23	4	8.5	7	26	122	122	99	M4×10	217
MS 71	71	112	90	45	φ14	30	5	11	7	26	136	138	109	M5×12	255
MS 80	80	125	100	50	φ19	40	6	15.5	10	30	154	157	112	M6×16	290
MS 90S	90	140	100	56	φ24	50	8	20	10	34	175	175	120	M8×19	335
MS 90L	90	140	125	56	φ24	50	8	20	10	34	175	175	120	M8×19	365
MS 100L	100	160	140	63	Φ28	60	8	24	12	39	196	196	139	M10×22	400

FRAME	KK	B5					B14
		N	M	P	S	T	N	M	P	S	T
MS 63	1-M20*1.5	φ95	φ115	φ140	φ10	3	φ60	φ75	φ90	M5	2.5
MS 71	1-M20*1.5	φ110	φ130	φ160	φ10	3.5	φ70	φ85	φ105	M6	2.5
MS 80	1-M20*1.5	φ130	φ165	φ200	φ12	3.5	φ80	φ100	φ120	M6	3
MS 90	1-M20*1.5	φ130	φ165	φ200	φ12	3.5	φ95	φ115	φ140	M8	3
MS 100	1-M20*1.5	φ180	φ215	φ180	φ15	4	φ110	φ130	φ160	M8	4

Technical Data

（1）at 50Hz

MODEL	Power (kW)	Power (HP)	Current(A)			Spee（r/min)	Eff（%）			Power factor (cosφ)	Tst/Tn (Times)	Tmax/Tn (Times)	Ist/In (Times)	W.T (kg)	*Inertia (kgm2)**
			220V	380V	415V		100%	75%	50%
MS 631-2	0.18	0.25	0.96	0.55	0.51	2850	65.9	63.5	56.2	0.75	2	2.5	4.7	3.6	0.00024
MS 632-2	0.25	0.33	1.21	0.7	0.64	2840	69.7	68.4	62.5	0.78	2.5	2.7	5.2	4	0.00026
MS 711-2	0.37	0.5	1.74	1	0.92	2860	73.8	72.4	66.5	0.76	2.5	2.8	5.6	5.2	0.00037
MS 712-2	0.55	0.75	2.33	1.34	1.23	2860	77.8	63.5	56.2	0.8	3.1	3.1	6.5	6.2	0.0005
MS 801-2	0.75	1	3.02	1.74	1.6	2890	80.7	80.3	77.2	0.81	3.1	3.2	7.4	9	0.00097
MS 802-2	1.1	1.5	4.22	2.43	2.23	2890	82.7	82.5	79.9	0.83	3.4	3.4	8.7	10.6	0.00126
MS 90S-2	1.5	2	5.72	3.3	3.02	2900	84.2	83.8	81.4	0.82	3.5	3.7	8.3	14	0.00219
MS 90L-2	2.2	3	8.22	4.75	4.35	2910	85.9	86.1	84.7	0.82	3.1	3.5	8.1	16.3	0.00264
MS 100L1-2	3	4	10.2	5.88	5.38	2910	87.1	87.5	86.3	0.89	3.2	3.6	9.4	23.7	0.0049
MS 100L2-2	4	5.5	13.3	7.66	7.02	2910	88.1	88.7	88.1	0.9	3.3	3.6	10.1	27.6	0.0059

（Other options: 230V, 460V/60Hz）

Application in Different Scenarios

Customer Service

United Motion Inc.’s motion solution apply in diverse areas all around the world.

Our sales and engineering support teams are ready to assist you with any questions, including quotation, application support, and product configuration.

Please submit your requirements through our Custom Service Form to ensure a faster response. Or you can reach us at info@unitedmotioninc.com for general inquiries.

Tell Us About Your Application Requirements

United Motion Inc welcomes inquiries and challenges. If you find our standard products cannot meet your need, please feel free to contact us for customization. Our professional engineering and service team will quickly review your need and propose a solution if we can make it.

We look forward to communicating and collaborating with you!