YBX4-CT4 DUSTPROOF AND FLAMEPROOF THREE PHASE ASYNCHRONOUS MOTOR

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The YBX4 - CT4 Dustproof and Flameproof Three - Phase Asynchronous Motor by Weigao is a highly specialized motor tailored for challenging industrial settings. It ingeniously combines dustproof and flameproof features, making it well - suited for environments where both explosive gases and dust particles pose significant risks.

This motor adheres to the CT4 standard, ensuring reliable protection against the ignition of flammable substances and the ingress of dust. Its advanced design enables high - efficiency operation, minimizing energy consumption and reducing long - term operational costs.

Constructed with high - quality materials and a robust structure, the YBX4 - CT4 motor can withstand harsh conditions, including high temperatures, vibrations, and mechanical stresses. It delivers stable and consistent performance, ensuring the smooth running of industrial equipment.

Weigao's commitment to safety and innovation is clearly reflected in this motor, providing industries such as coal mining, chemical processing, and grain handling with a dependable and efficient power solution.

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YBX4-CT4 Dustproof & Flameproof Three-Phase Asynchronous Motor for Weigao Reducers

As a dual-purpose dustproof and flameproof power unit customized for Weigao reducers, the YBX4-CT4 series three-phase asynchronous motor meets IE4 superior efficiency standards and strictly complies with GB18613-2020 energy-saving specifications and GB3836.1/GB3836.2 explosion-proof standards. Certified by ATEX, IECEx and CNEX, it holds Ex dⅡCT4 explosion-proof grade, suitable for Zone 1/2 hazardous areas with flammable gases/vapors and Zone 21/22 dust hazardous areas. Integrating anti-dust accumulation structure and low-loss electromagnetic design, it becomes the core supporting component for Weigao reducers in grain processing, coal mining and metal smelting industries.

Synchronous Speed: 1500 r/min (4-pole, Dust & Flameproof Adaptation for Weigao Reducers)

Motor Model	Power (KW)	Rated Current (A)	Actual Speed (r/min)	Efficiency (Eff.%)	Power Factor (P.F)	Explosion-Proof Grade	Weigao Reducer Model	Protection Level	Net Weight (Kg)
YBX4-90S-4 CT4	1.1	2.42	1450	90.5	0.81	Ex dⅡCT4	ZW32-90C	IP66	24.3
YBX4-90L-4 CT4	1.5	3.30	1453	91.2	0.82	Ex dⅡCT4	ZW40-90C	IP66	28.6
YBX4-100L1-4 CT4	2.2	4.58	1456	91.8	0.84	Ex dⅡCT4	ZW40-100C	IP66	36.5
YBX4-100L2-4 CT4	3.0	6.08	1459	92.5	0.85	Ex dⅡCT4	ZW50-100C	IP66	40.8
YBX4-112M-4 CT4	4.0	8.02	1461	93.1	0.86	Ex dⅡCT4	ZW50-112C	IP66	50.4

Synchronous Speed: 1000 r/min (6-pole, Dust-Proof Heavy-Duty Matching)

Motor Model	Power (KW)	Rated Current (A)	Actual Speed (r/min)	Efficiency (Eff.%)	Power Factor (P.F)	Explosion-Proof Grade	Weigao Reducer Model	Protection Level	Net Weight (Kg)
YBX4-100L-6 CT4	1.5	3.48	968	90.1	0.79	Ex dⅡCT4	ZW50-100C	IP66	41.7
YBX4-112M-6 CT4	2.2	4.82	971	91.0	0.80	Ex dⅡCT4	ZW63-112C	IP66	53.5

额定功率 Rated Output		满载时Full Load															额定转矩 Rated Torque (Tn)		堵转转矩额定转矩		最大转矩额定转矩		堵转电流额定电流		噪声 Noise		重量 Weight
		电流 Input Current(A)					效率Efficiency n%				功率因素 Power Factor
HP	r/min		380V		400V		416V	50% Load	Z5%	100% Load		Cosφ				N.m		Tst/Tn		Tmax/Tn		Ist/In		dB(A)		Kg
0.18	0.25	2780		0.48		0.46		0.44	69.4	70.8	70.8		0.80				0.62		2.2		2.3		5.0		61		9
0.25	0.37	2780		0.63		0.60		0.58	72.8	74.3	74.3		0.81				0.86		2.2		2.3		5.0		61		10
0.37	0.5	2800		0.89		0.84		0.81	76.5	78.1	78.1		0.81				1.26		2.2		2.3		5.5		64		12
0.55	0.75	2800		1.24		1.17		1.13	79.9	81.5	81.5		0.83				1.88		2.2		2.3		5.5		64		13
0.75	1	2825		1.64		1.56		1.51	81.8	83.5	83.5		0.83				2.54		2.2		2.3		8.5		62		15
1.1	1.5	2825		2.39		2.27		2.19	83.5	85.2	85.2		0.83				3.72		2.2		2.3		8.5		62		16.5
1.5	2	2840		3.14		2.98		2.87	84.8	86.5	86.5		0.85				5.04		2.2		2.3		9.0		67		20
2.2	3	2840		4.47		4.25		4.09	86.2	88.0	88.0		0.86				7.40		2.2		2.3		9.0		67		24
3	4	2870		5.88		5.59		5.38	87.3	89.1	89.1		0.87				9.98		2.2		2.3		9.5		74		31
4	5.5	2880		7.67		7.29		7.03	88.2	90.0	90.0		0.88				13.30		2.2		2.3		9.5		77		38
5.5	7.5	2900		10.4		9.9		9.6	89.1	90.9	90.9		0.88				18.10		2.0		2.3		9.5		79		58
7.5	10	2900		14.1		13.4		12.9	89.9	91.7	91.7		0.89				24.70		2.0		2.3		9.5		79		62
11	15	2930		20.3		19.3		18.6	90.7	92.6	92.6		0.89				35.90		2.0		2.3		9.5		81		103
15	20	2930		27.4		26.1		25.1	91.4	93.3	93.3		0.89				48.90		2.0		2.3		9.5		81		112
18.5	25	2930		33.7		32.0		30.9	91.8	93.7	93.7		0.89				60.30		2.0		2.3		9.5		81		135
22	30	2940		40.0		38.0		36.6	92.1	94.0	94.0		0.89				71.50		2.0		2.3		9.5		83		165
30	40	2950		54.2		51.5		49.6	92.6	94.5	94.5		0.89				97.10		2.0		2.3		9.0		84		215
37	50	2950		66.6		63.3		61.0	92.9	94.8	94.8		0.89				119.8		2.0		2.3		9.0		84		232
45	60	2960		80.9		76.8		74.0	93.1	95.0	95.0		0.89				145.2		2.0		2.3		9.0		86		285
额定功率 Rated Output		满载时Full Load														额定转矩 Rated Torque (Tn)			堵转转矩额定转矩		最大转矩额定转矩		堵转电流额定电流	噪声 Noise			重量 Weight
		电流 Input Current (A)					效率Efficiency n%			功率因素 Power Factor
HP	r/min		380V		400V		416V	50% Load	Z58	100% Load	Cosφ				N.m			Tst/Tn		Tmax/Tn		Ist/n	dB(A)			Kg
55	75	2965		98.5		93.6		90.2	93.4	95.3	95.3	0.89				177.2			2.0		2.3		9.0	89			375
75	100	2970		133.9		127.2		122.6	93.7	95.6	95.6	0.89				241.2			1.8		2.3		8.5	91			500
90	120	2970		160.4		152.4		146.9	93.9	95.8	95.8	0.89				289.4			1.8		2.3		8.5	91			550
110	150	2975		195.6		185.8		179.1	94.1	96.0	96.0	0.89				353.1			1.8		2.2		8.5	92			860
132	180	2975		234.2		222.5		214.5	94.3	96.2	96.2	0.89				423.7			1.8		2.2		8.5	92			960
160	220	2975		283.6		269.5		259.7	94.4	96.3	96.3	0.89				513.6			1.8		2.2		8.5	92			1020
200	270	2975		353.8		336.1		324.0	94.6	96.5	96.5	0.89				642.0			1.8		2.2		8.5	92			1080
250	340	2980		432.6		410.9		396.1	94.6	96.5	96.5	0.91				801.2			1.6		2.2		8.5	97			1700
315	430	2980		545.0		517.8		499.1	94.6	96.5	96.5	0.91				1009.5			1.6		2.2		8.5	97			1850

额定功率 Rated Output		满载时Full Load														额定转矩 Rated Torque (Tn)			堵转转矩额定转矩		最大转矩额定转矩		堵转电流额定电流	噪声 Noise			重量 Weight
		电流 Input Current(A)					效率Efficiency n%			功率因素 Power Factor
HP	r/min		380V		400V		416V	50% Load	75% Load	100% Load	Cos				N.m			Tst/Tn		Tmax/Tn		Ist/In	dB(A)			Kg
0.12	0.18	1350		0.36		34		0.33	684	69.8	69.8	0.72				0.85			2.0		2.2		4.0	52			8
0.18	0.25	1350		0.50		0.48		0.46	73.2	74.7	74.7	0.73				1.27			2.0		2.2		4.0	52			9
0.25	0.37	1380		0.66		0.63		0.60	76.3	77.9	77.9	0.74				1.73			2.0		2.2		4.0	55			10
0.37	0.50	1380		0.92		0.88		0.85	79.5	81.1	81.1	0.75				2.56			2.0		2.2		4.0	55			12
0.55	0.75	1390		1.33		1.26		1.22	82.2	83.9	83.9	0.75				3.78			2.4		2.3		5.2	56			14.5
0.75	1	1390		1.75		1.66		1.60	84.0	85.7	85.7	0.74				5.15			2.3		2.3		8.5	56			15
1.1	1.5	1400		2.49		2.36		2.28	85.5	872	872	0.75				7.50			2.3		2.3		8.5	59			19
1.5	2	1400		3.27		3.11		3.00	86.4	88.2	88.2	0.76				10.20			2.3		2.3		9.0	59			23
2.2	3	1420		4.61		4.38		4.22	87.7	89.5	89.5	0.79				14.80			2.3		2.3		9.0	64			30
3	4	1420		6.15		5.84		5.63	88.6	90.4	90.4	0.80				20.20			2.3		2.3		9.5	64			33
4	5.5	440		8.14		7.73		7.45	89.3	91.1	91.1	0.80				26.50			2.3		2.3		9.5	65			43
5.5	7.5	1440		11.0		10.4		10.0	90.	91.9	91.9	0.80				36.50			2.0		2.3		9.5	71			60
7.5	10	1440		14.7		13.9		13.4	90.7	92.6	92.6	0.81				49.70			2.0		2.3		9.5	71			69
11	15	1460		21.3		20.3		19.5	91.4	93.3	93.3	0.83				72.00			2.0		2.3		9.5	73			107
15	20	1460		28.6		27.1		26.1	92.0	93.9	93.9	0.84				98.10			2.0		2.3		9.5	73			13
18.5	25	1465		34.7		33.0		31.8	92.3	94.2	94.2	0.85				120.6			2.0		2.3		9.5	73			162
额定功率 Rated Output			满载时Full Load															额定转矩 Rated Torque (Tn)		堵转转矩额定转矩		最大转矩额定转矩		堵转电流额定电流			噪声 Noise		重量 Weight
			电流 Input Current(A)					效率Efficiency n%				功率因素 Power Factor
HP		r/min		380V		400V	416V		50% Load	Z8588	100% Load		Cos				N.m		Tst/Tn		Tmax/Tn		Ist/ln			dB(A)		Kg
22	30		1465		41.1		39.1	37.7		92.6		94.5		0.85				143.4		2.0		2.3		9.5			73		175
30	40		1470		55.9		53.1	51.1		93.0		94.9		0.85				194.9		2.0		2.3		9.0			76		227
37	50		1475		67.9		64.5	62.2		93.3		95.2		0.85				239.6		2.0		2.3		9.0			78		282
45	60		1475		82.4		78.3	75.4		93.5		95.4		0.85				291.4		2.0		2.3		9.0			78		315
55	75		1475		100.4		95.4	91.9		93.8		95.7		0.86				356.1		2.0		2.3		9.0			79		390
75	100		1480		136.4		129.6	124.9		94.1		96.0		0.87				484.0		2.0		2.3		8.5			80		525
90	120		1480		163.6		155.4	149.8		94.2		96.1		0.88				580.7		2.0		2.3		8.5			80		590
110	150		1480		197.2		187.4	180.6		94.4		96.3		0.89				709.8		1.8		2.2		8.5			88		900
132	180		1480		236.4		224.6	216.5		94.5		96.4		0.89				851.8		1.8		2.2		8.5			88		1000
160	220		1480		279.6		265.6	256.0		94.7		96.6		0.90				1032.4		1.8		2.2		8.5			88		1070
200	270		1480		349.2		331.7	319.7		94.8		96.7		0.90				1290.5		1.8		2.2		8.5			88		1140
250	340		1490		436.5		414.6	399.6		94.8		96.7		0.90				1602.3		1.8		2.2		8.5			92		1760
315	430		1490		549.9		522.4	5,036		94.80		96.7		0.90				2019.0		1.8		2.2		8.5			92		1920
额定功率 Rated Output			满载时Full Load															额定转矩 Rated Torque (Tn)		堵转转矩额定转矩		最大转矩额定转矩		堵转电流额定电流			噪声 Noise		重量 Weight
			电流 Input Current(A)					效率Efficiency n%				功率因素 Power Factor
HP		r/min		380V		400V	416V		50% Load	Z5a	100% Load		Cos				N.m		Tst/Tn		Tmax/Tn		Ist/In			dB(A)		Kg
0.18	0.25		860		0.59		0.56	0.54		68.7		70.1		0.66				2.00		1.9		2.1		4.0			52		11
0.25	0.37		860		0.75		0.72	0.69		72.6		74.1		0.68				2.78		1.9		2.1		4.0			52		13
0.37	0.50		900		1.03		0.98	0.94		76.4		78.0		0.70				3.93		1.9		2.0		4.7			54		15.5
0.55	0.75		900		1.43		1.36	1.31		79.3	80.9	80.9		0.72				5.84		1.9		2.1		4.7			54		16.5
0.75	1		910		1.97		1.87	1.80		81.0	82.7	82.7		0.70				7.87		2.1		2.1		7.5			57		20
1.1	1.5		910		2.83		2.68	2.59		82.8	84.5	84.5		0.70				11.54		2.1		2.1		7.5			57		24
1.5	2		930		3.74		3.55	3.42		84.2	85.9	85.9		0.71				15.40		2.1		2.1		7.5			61		29
2.2	3		940		5.39		5.12	4.93		85.7	87.4	87.4		0.71				22.35		2.1		2.1		7.5			65		37
3	4		960		7.25		6.88	6.63		86.8	88.6	88.6		0.71				29.85		2.0		2.1		7.5			69		53
4	5.5		960		9.43		8.96	8.64		87.7	89.5	89.5		0.72				39.80		2.0		2.1		8.0			65		64
5.5	7.5		960		12.8		12.2	11.7		88.7	90.5	90.5		0.72				54.70		2.0		2.1		8.0			69		72
7.5	10		970		16.4		15.6	15.0		89.5	91.3	91.3		0.76				73.85		2.0		2.1		8.0			73		97
额定功率 Rated Output		满载时Full Load													额定转矩 Rated Torque (Tn)			堵转转矩额定转矩		最大转矩额定转矩		堵转电流额定电流		噪声 Noise		重量 Weight
		电流 Input Current(A)					效率Efficiency n%			功率因素 Power Factor
HP	r/min		380V		400V		416V	50%	75% Load	100% Load	Cos			N.m			Tst/Tn		Tmax/Tn		Ist/In		dB(A)		Kg
11	15	970		23.5		22.3		21.5	90.5	92.3	92.3	0.77			108.3			2.0		2.1		8.5		73		126
15	20	970		30.7		29.1		28.1	91.0	92.9	92.9	0.80			147.7			2.0		2.1		8.5		73		166
18.5	25	975		37.6		35.7		34.4	91.5	93.4	93.4	0.80			181.2			2.0		2.1		8.5		73		205
22	30	975		44.0		41.8		40.3	91.8	93.7	93.7	0.81			215.5			2.0		2.1		8.5		73		220
30	40	980		59.0		56.1		54.0	92.3	94.2	94.2	0.82			292.3			2.0		2.1		8.5		74		290
37	50	980		71.7		68.1		65.6	92.6	94.5	94.5	0.83			360.5			2.0		2.1		8.5		76		370
45	60	980		86.9		82.6		79.6	92.9	94.8	94.8	0.83			438.5			2.0		2.0		8.5		78		490
55	75	980		104.6		99.4		95.8	93.2	95.1	95.1	0.84			535.9			2.0		2.0		8.5		78		540
75	100	985		142.2		135.1		130.2	93.5	95.4	95.4	0.84			727.1			1.6		2.0		8.0		83		850
90	120	985		168.3		159.9		154.1	93.7	95.6	95.6	0.85			872.5			1.6		2.0		8.0		83		960
110	150	985		205.2		195.0		187.9	93.9	95.8	95.8	0.85			1066.4			1.6		2.0		8.0		83		1060
132	180	985		242.9		230.8		222.4	94.1	96.0	96.0	0.86			1279.7			1.6		2.0		8.0		83		1120
160	220	990		293.8		279.2		269.1	94.3	96.2	96.2	0.86			1543.3			1.6		2.0		8.0		85		1680
200	270	990		366.9		348.6		336.0	94.4	96.3	96.3	0.86			1929.1			1.6		2.0		8.0		91		1780
250	340	990		457.7		434.8		419.1	94.6	96.5	96.5	0.86			2411.4			1.6		2.0		8.0		91		1950


额定功率 Rated Output		满载时Full Load													额定转矩 Rated Torque (Tn)			堵转转矩额定转矩		最大转矩额定转矩		堵转电流额定电流		噪声 Noise		重量 Weight
		电流 Input Current(A)					效率Efficiency n%			功率因素 Power Factor
HP	r/min		380V		400V		416V	50%	Z588	100% Load	Cosφ			N.m			Tst/Tn		Tmax/Tn		Ist/In		dB(A)		Kg
0.18	0.25	650		0.67		0.63		0.61	65.9	67.2	67.2	0.61			2.64			1.8		1.9		3.3		52		15.5
0.25	0.37	650		0.88		0.84		0.81	69.4	70.8	70.8	0.61			3.67			18		1.9		3.3		52		16.5
0.37	0.50	660		1.24		1.18		1.14	72.8	74.3	74.3	0.61			5.35			1.8		1.9		4.0		56		20
0.55	0.75	660		1.78		1.69		1.63	75.5	77.0	77.0	0.61			7.96			18		2.0		4.0		56		24
0.75	1.00	690		2.20		2.09		2.02	76.8	78.4	78.4	0.66			10.40			1.8		2.0		7.0		59		30
1.1	1.5	690		3.09		2.93		2.83	79.2	80.8	80.8	0.67			15.20			2.0		2.0		7.0		59		32
1.5	2.0	700		4.00		3.80		3.66	80.9	82.6	82.6	0.69			20.50			2.0		2.0		7.0		61		40
2.2	3.0	710		5.65		5.37		5.17	82.8	84.5	84.5	0.70			29.60			1.8		2.0		7.5		64		52
3.0	4.0	710		7.58		7.20		6.94	84.2	85.9	85.9	0.70			40.40			1.8		2.0		7.8		64		63
4.0	5.5	720		9.8		9.34		9.00	85.4	87.1	87.1	0.71			53.10			1.8		2.0		7.9		68		90
额定功率 Rated Output		满载时Full Load											额定转矩 Rated Torque (Tn)				堵转转矩额定转矩		最大转矩额定转矩		堵转电流额定电流		噪声 Noise	重量 Weight
		电流 Input Current(A)					效率Efficiency n%			功率因素 Power Factor
HP	r/min	380V		400V		416V	50% Load	Z5a	100% Load	Cosφ		N.m				Tst/Tn		Tmax/Tn		Ist/In		dB(A)	Kg
5.5	7.5	720	13.1		12.5		12.0	86.5	88.3	88.3	0.72					73.00				1.8		2.0		8.1		68	100
7.5	10.0	720	17.2		16.4		15.8	87.5	89.3	89.3	0.74		99.50				1.8		2.0		7.8		68	124
11	15	730	25.0		23.7		22.9	88.6	90.4	90.4	0.74		143.9				18		2.0		7.9		70	160
15	20	730	33.3		31.7		30.5	89.4	91.2	91.2	0.75		196.2				1.8		2.0		8.0		73	212
18.5	25	730	40.9		38.8		37.4	89.9	91.7	91.7	0.75		242.0				1.8		2.0		8.1		73	253
22	30	730	47.8		45.4		43.7	90.3	92.1	92.1	0.76		287.8				1.8		2.0		8.3		73	285
30	40	735	63.9		60.7		58.5	90.8	92.7	92.7	0.77		389.8				1.8		2.0		7.9		75	370
37	50	735	77.4		73.5		70.9	91.2	93.1	93.1	0.78		480.7				1.8		2.0		7.9		76	481
45	60	735	93.9		89.2		85.9	91.5	93.4	93.4	0.78		584.7				1.8		2.0		7.9		76	540
55	75	735	111.5		105.9		102.1	91.8	93.7	93.7	0.80		714.6				1.6		2.0		8.2		82	820
75	100	735	151.2		143.7		138.5	92.3	94.2	94.2	0.80		974.5				1.6		2.0		7.6		82	970
90	120	740	178.8		169.9		163.8	92.5	94.4	94.4	0.81		1161.5				1.6		2.0		7.7		82	105[
110	150	740	217.9		207.0		199.5	92.8	94.7	94.7	0.81		1419.6				16		2.0		7.7		82	1130
132	180	740	260.9		247.9		238.9	93.0	94.9	94.9	0.81		1703.5				1.6		2.0		7.7		89	1720
160	220	740	311.7		296.2		285.4	93.2	95.1	95.1	0.82		2064.9				1.6		2.0		7.7		89	1800
200	270	740	388.5		369.0		355.7	93.5	95.4	95.4	0.82		2581.1				1.6		2.0		7.8		89	1950


额定功率 Rated Output		满载时Full Load											额定转矩 Rated Torque (Tn)				堵转转矩额定转矩		最大转矩额定转矩		堵转电流额定电流		噪声 Noise	重量 Weight
		电流 Input Current(A)					效率Efficiency n%			功率因素 Power Factor
HP	r/min	380V		400V		416V	50% Load	75% Load	100% Load	Cos		N.m				Tst/Tn		Tmax/Tn		Ist/In		dB(A)	Kg
45	60	590	99.6		94.7		91.2	89.7	91.5	91.5	0.75					728.4				1.5		2.0		6.2		82	830
55	75	590	121.1		115.1		110.9	90.0	92.0	92.0	0.75		890.3				1.5		2.0		6.2		82	940
75	100	590	162.1		154.0		148.4	90.2	92.5	92.5	0.76		1214.0				1.5		2.0		6.2		82	1070
90	120	590	191.0		181.4		174.9	91.3	93.0	93.0	0.77		1456.8				1.5		2.0		6.2		82	1150
110	150	590	229.9		218.4		210.5	91.7	93.2	93.2	0.78		1780.5				1.3		2.0		6.0		90	1660
132	180	590	275.0		261.3		251.8	91.5	93.5	93.5	0.78		2136.6				1.3		2.0		6.0		90	1780
160	220	590	333.3		316.7		305.2	91.5	93.5	93.5	0.78		2589.8				1.3		2.0		6.0		90	1950

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