Ningbo Oyou Electric Co., Ltd

1. Operation environment: normal temperature cleaning water.
2. Electromotor totally immersed in water but not over 70 meters.
3. Liquid temperature up to + 35 ℃
4. Minimum well diameter: 4”
5. Maximum sand content:0.25%

Motor and Pump

1. Rewindable motor or Full obturated screen motor
2. Single phase:220-240V/50HZ
3. Three phase:380-415V/50HZ
4. Pumps with Start control box or digital auto-control box
5. 60Hz pumps are available

Materials

COMPONENTS	MATERIAL
PUMP EXTERNAL CASING	AISI 304 SS 304
OUTLET	AISI 304 SS 304
CONNECTION	AISI 304 SS 304
DIFFUSER	PLASTIC. PC GF
IMPELLER	PLASTIC.PPO GF
SHAFT	AISI 316 SS;AISI 304 SS
SHAFT COUPLING	AISI 316 SS;AISI 304 SS
MOTOR EXTERNAL CASING	AISI 304 SS
TOP CHOCK	BRASS OR IRON OR SS
BOTTOM SUPPORT	Aluminum alloy
MECHANICAL SEAL	SPECIAL SEAL FOR DEEP WELL(CARBON-SIC/TC)
SHAFT	AISI 304 SS-C1045 304
BEARING	NSK OR C&U and so on.
SEAL LUBRICANT OIL	OIL FOR MACHINERY AND PHARMACEUTICAL USE

Model definition

Performance data 50HZ

MODEL		POWER		DELIVERY N=2850R/MIN
1～	3～	HP	l/min	0	15	20	25	30	35		40	45	50
220V/240V	4SJB380V/415V		M3/h	0	0.9	1.2	1.5	1.8	2.1		2.4	2.7	3
4SJBM2/5	4SJB2/5	0.5	H (M)	34	32	31	29	27		25	23	19	166
4SJBM2/7	4SJB2/7	0.5		46	43	42	39	36		33	29	26	22
4SJBM2/10	4SJB2/10	0.75		69	65	63	60	55		50	44	37	29
4SJBM2/14	4SJB2/14	1		92	86	83	79	74		67	60	52	42
4SJBM2/20	4SJB2/20	1.5		139	131	127	120	111		101	90	75	60
4SJBM2/28	4SJB2/28	2		189	178	172	164	153		140	126	108	90
4SJBM2/40	4SJB2/40	3		265	249	237	224	208		189	170	147	120

MODEL		POWER		DELIVERY N=2850R/MIN
1～	3～	HP	l/min	0	25	30	35	40	45	50	60	70	80	90	100
220V/240V	380V/415V		M3/h	0	1.5	1.8	2.1	2.4	2.7	3	3.6	4.2	4.8	5.4	6
4SJBM4/5	4SJB4/5	0.5	H (M)	33	29	28	27	26	25	24	21	18	13	8	3
4SJBM4/7	4SJB4/7	0.75		46	43	42	41	40	39	37	33	28	21	13	7
4SJBM4/9	4SJB4/9	1		59	55	54	52	51	49	47	43	37	28	20	10
4SJBM4/14	4SJB4/14	1.5		93	87	86	83	81	79	76	68	58	47	33	20
4SJBM4/18	4SJB4/18	2		120	113	111	108	105	102	98	88	75	60	42	25
4SJBM4/27	4SJB4/27	3		175	164	161	157	152	147	141	127	109	87	61	35
	4SJB4/35	4		231	217	212	208	202	196	189	170	149	120	87	50
	4SJB4/44	5		285	266	260	254	248	238	229	203	172	139	100	59
	4SJB4/48	5.5		322	299	292	285	276	267	256	231	199	160	118	70

MODEL		POWER		DELIVERY N=2850R/MIN
1～	3～	HP	l/min	0	50	60	70	80	90	100	120	140
220V/240V	380V/415V		M3/h	0	3	3.6	4.2	4.8	5.4	6	7.2	8.4
4SJBM6/7	4SJB6/7	1	H (M)	42	36	34	32	30	28	25	19	11
4SJBM6/10	4SJB6/10	1.5		62	53	51	48	45	41	38	29	18
4SJBM6/14	4SJB6/14	2		90	77	74	71	68	63	59	46	28
4SJBM6/20	4SJB6/20	3		125	107	102	97	92	86	80	62	40
	4SJB6/27	4		169	145	139	131	123	115	107	84	55
	4SJB6/34	5		208	178	170	162	153	143	132	103	66
	4SJB6/36	5.5		221	190	181	173	164	154	143	112	72
	4SJB6/49	7.5		302	257	246	234	222	209	193	151	96

MODEL		POWER		DELIVERY N=2850R/MIN
1～	3～	HP	l/min	0	80	90	100	120	140	160	180	200
220V/240V	380V/415V		M3/h	0	4.8	5.4	6	7.2	8.4	9.6	10.8	12
4SJBM8/4	4SJB8/4	1	H (M)	26	24	23	22	21	19	17	15	12
4SJBM8/6	4SJB8/6	1.5		39	36	35	34	32	29	26	22	17
4SJBM8/8	4SJB8/8	2		52	48	47	46	43	39	35	29	24
4SJBM8/13	4SJB8/13	3		82	75	73	71	66	59	50	40	30
	4SJB8/17	4		108	98	96	94	87	79	70	58	46
	4SJB8/21	5		132	117	114	111	103	93	82	68	52
	4SJB8/23	5.5		148	134	131	127	118	108	95	79	60
	4SJB8/32	7.5		202	182	178	172	160	143	125	105	80

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