4 Inches 35 Centigrade Submersible Multistage Pumps (4SD2/8)

Model NO.: 4SD2/8 Structure: Multistage Pump Power: Electric Type: Oil-Filled or Water-Filled Pump Industry: Oil Pumps Performance: Automatic Pump Suitable Well Size: 4 Inches: Casing Material: AISI 304ss Diffuser&Impeller: Plastic. PC& POM: Bearing: C&U/ NSK Trademark: DAQIN Origin: China Material: Stainless Steel Assembly: Booster Pump Start Up: Electric Pump Application: Submersible Pump Media: Sea Water Pump Theory: Centrifugal Pump out/Inlet&Oil Chamber: Brass: Shaft: AISI 304ss and Carbon Steel Connected Delivery: 448m: Capacity:270L/Min Specification: CE SGS ISO9906 NEMA Operating condistions
Minimum well diameter: 3.5"
Maximum fluid temperature up to: +35 ºC
Maximum sand content: 0.25%
Maximum immersion depth: 80m

Specifications
Rewindable motor or fully enclosed shielding motor
Single-phase: 220V-240V/50Hz
Three-phase: 380V-415V/50Hz
Dimension complied with NEMA standard
Curve tolerance accord with ISO9906

Options on request
Special material components
Start control box or automatic digital control box
Cable length
Other voltages or frequency 60Hz
Single phase motor with built-in capacitor

Application
Water supply
Sprinkler irrigation
Pressure boosting
Fire-fighting

4 Inches 35 Centigrade Submersible Multistage Pumps (4SD2/8)

Components	Material
Pump external casing	AISI304SS
Delivery casing	Cast-Cu ASTM C8500
Suction lantern	Cast-Cu ASTM C8500
Diffuser	Plastic.PC
Impeller	Plastic.POM
Shaft	AISI316SS AISI304SS
Shaft coupling	AISI316SS AISI304SS
Wear ring	AISI304SS & Ceramic
Moter External Casing	AISI304SS Cast-iron ASTMN0.30
Top chock	Cast-Cu ASTM C85500
Bottom support	AISI 304 SS
Mechanical seal	Special seal for Deep well(Graphite-Ceramic/TC)
Shaft	AISI 303 SS-ASTM 1045/5140
Bearing	NSK
Seal lubricant oil	Oil for food machinery and pharmaceutic use.

Performance Data

MODEL		DN	DiNENSION(mm)					WEIGHT(kg)
1-220V/240V	3-380V/415V		P	M(s)	M(T)	T(s)	T(T)	P	M(s)	M(T)	T(s)	T(T)
3.5SDM2.5/4	3.5SDM2.5/4	1.25"	286	278	263	564	549	1.8	4.7	4.1	6.5	5.9
3.5SDM2.5/6	3.5SDM2.5/6	1.25"	333	293	278	626	611	2.1	5.3	4.7	7.4	6.8
3.5SDM2.5/8	3.5SDM2.5/8	1.25"	379	313	293	692	672	2.4	6.1	5.3	8.5	7.7
3.5SDM2.5/10	3.5SDM2.5/10	1.25"	425	313	293	738	718	2.7	6.1	5.3	8.8	8
3.5SDM2.5/12	3.5SDM2.5/12	1.25"	471	338	313	809	784	3.1	7	6.1	10.1	9.2
3.5SDM2.5/14	3.5SDM2.5/14	1.25"	517	338	313	855	830	3.4	7	6.1	10.4	9.5
3.5SDM2.5/16	3.5SDM2.5/16	1.25"	564	363	338	927	902	3.7	8	7	11.7	10.7
3.5SDM2.5/18	3.5SDM2.5/18	1.25"	610	363	338	973	948	4.1	8	7	12.1	11.1
3.5SDM2.5/22	3.5SDM2.5/22	1.25"	726	414	363	1140	1089	4.9	9.8	8	14.7	12.9
3.5SDM2.5/26	3.5SDM2.5/26	1.25"	819	414	363	1233	1182	5.6	9.8	8	15.4	13.6
3.5SDM2.5/30	3.5SDM2.5/30	1.25"	911	550	414	1461	1325	11.6	11.6	9.8	17.8	16
3.5SDM2.5/34	3.5SDM2.5/34	1.25"	1003	550	414	1553	1417	11.6	11.6	9.8	18.5	16.7
3.5SDM2.5/40	3.5SDM2.5/40	1.25"	1166	534	550	1700	1716	14.5	14.5	11,6	22.6	19.7
3.5SDM2.5/46	3.5SDM2.5/46	1.25"	1305	534	550	1839	1855	14.5	14.5	11.6	23.5	20.6

Performance Data

MODEL 50Hz		POWER		Delivery       n-2850r/min
		KW	HP	Q	m³/h	0	0.3	0.6	0.9	1.2	1.5	1.8	2.1	2.4	2.7	3	3.3	3.6
1-220V/240V	3-380V/415V				1/min	0	5	10	15	20	25	30	35	40	45	50	55	60
3.5SDM2.5/4	3.5SDM2.5/4	0.18	0.25	H(m)		23	22	22	21	21	29	19	17	15	13	11	8	6
3.5SDM2.5/6	3.5SDM2.5/6	0.25	0.33			34	34	33	32	31	30	28	26	23	20	16	12	8
3.5SDM2.5/8	3.5SDM2.5/8	0.37	0.5			46	45	44	43	42	40	37	34	31	26	22	17	11
3.5SDM2.5/10	3.5SDM2.5/10	0.37	0.5			57	56	55	54	52	50	47	43	38	33	27	21	15
3.5SDM2.5/12	3.5SDM2.5/12	0.55	0.75			8	67	66	64	62	60	56	51	46	40	33	25	17
3.5SDM2.5/14	3.5SDM2.5/14	0.55	0.75			80	79	77	75	73	70	65	60	54	46	38	29	19
3.5SDM2.5/16	3.5SDM2.5/16	0.75	1			91	90	88	86	83	80	74	69	61	53	43	33	22
3.5SDM2.5/18	3.5SDM2.5/18	0.75	1			103	101	99	97	94	90	84	77	69	59	49	37	25
3.5SDM2.5/22	3.5SDM2.5/22	1.1	1.5			125	123	121	118	114	110	102	94	84	73	60	45	31
3.5SDM2.5/26	3.5SDM2.5/26	1.1	1.5			148	146	142	140	135	129	121	111	99	86	71	54	36
3.5SDM2.5/30	3.5SDM2.5/30	1.5	2			171	168	164	161	156	149	140	128	115	99	82	62	42
3.5SDM2.5/34	3.5SDM2.5/34	1.5	2			194	191	186	183	177	169	158	146	130	112	92	70	47
3.5SDM2.5/40	3.5SDM2.5/40	2.2	3			8	224	219	215	208	199	186	171	153	132	109	83	56
3.5SDM2.5/46	3.5SDM2.5/46	2.2	3			262	258	252	247	239	229	214	197	176	152	125	95	64

 

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