Franklin Electric VS 4" 50 Hz Submersible Pumps

Catalog of Products

Product Overview

The VS 4" 50 Hz series from Franklin Electric offers submersible pumps designed for 4" or larger wells. These pumps are known for their compact and reliable design, suitable for both horizontal and vertical operation. They are engineered for efficient operation with Franklin Electric submersible motors and NEMA Standard motor adapters.

Features and Benefits:

Compact and reliable, suitable for horizontal or vertical operation.
Designed for efficient operation with Franklin Electric submersible motors / NEMA Standard motor adapter.
Floating impellers made of stainless steel ensure better performance and longer life against wear.
Suitable for chemically and mechanically non-aggressive liquids.
Rotation: counter-clockwise when viewed from the outlet.
Cooling jacket available upon request.

Applications:

Municipal water supply
Fountains
Water distribution
Pressure boosting
Irrigation
Sprinklers
Water treatment
Filtration and reverse osmosis
Industrial cooling and processing
Mining industry
Draining and dewatering
Firefighting systems
Water supply to and from tanks, cisterns, and wells
Lifting and distribution of a wide range of liquids
Loading and unloading of tanks and autoclaves
Landscaping and lawn construction
Greenhouses and nurseries
Residential and agricultural wells and sewage
Food industry
General industrial applications

Performance for a Wide Range of Uses:

Flow rate: up to 24 m³/h at 50 Hz
Head: up to 278 m at 50 Hz
Water temperature range: 0°C to 40°C
Maximum permissible sand content: 100 g/m³ / Maximum particle size: 2 mm
Maximum pump diameter (with cable guard): 95 mm
Discharge port: Rp 1" ¼ for VS 1-2-3-4, Rp 2" for VS 6-7-8-10-15
Motor power: from 0.37 to 7.5 kW

Pump Identification Code

The pump identification code is structured as follows:

VS 10 / 14

Motor Power
Number of impellers
Nominal flow rate [m³/h]
Pump Model

Nameplate Data

The nameplate provides the following information:

1) Model	2) Serial Number	3) Year of Manufacture
4) Nominal speed per minute	5) Nominal flow rate	6) Nominal head
7) Max head	8) Motor power	9) Service factor
10) MEI Index	11) Hydraulic efficiency	12) Code

E-Tech

Franklin Electric

Spare Parts and Materials (VS 1-2-3-4-6-7-8)

Ref. No.	Component Description	Material	ASTM/AISI	DIN/EN
1	Shaft	Stainless steel	AISI 304	1.4301
2	Coupling	Stainless steel	AISI 304	1.4301
3	Motor Bracket	Stainless steel	AISI 304	1.4301
4	Stage Casing	Stainless steel (VS 1-2-4-6-8)	AISI 304	1.4301
		Noryl® * (VS 7)
5	Impeller	Polycarbonate
6	Diffuser	Noryl® *
7	Bearing Guide	Resin
8	Bearing Bush	Resin
9	Upper Spacer	Stainless steel
10	Upper Guide Bush	Stainless steel
11	Screw	Stainless steel	AISI 316	1.4401
12	Washer	Stainless steel	AISI 316	1.4401
13	Head	Stainless steel	AISI 304	1.4301
14	Valve Disc	Stainless steel	AISI 304	1.4301
15	Valve Ring	Stainless steel	AISI 304	1.4301
16	Valve O-ring	Nitrile rubber	AISI 420	1.4021
17	Valve Seal Ring	Stainless steel	AISI 304	1.4301
18	Outer Casing	Stainless steel	AISI 304	1.4301
19	Filter	Stainless steel	AISI 304	1.4301
20	Cable Guard	Stainless steel	AISI 304	1.4301

* Noryl® is a Registered Trademark of G.E.

Spare Parts and Materials (VS 10-15)

Ref. No.	Component Description	Material	ASTM/AISI	DIN/EN
1	Shaft	Stainless steel	AISI 304	1.4301
2	Coupling	Stainless steel	AISI 304	1.4301
3	Motor Bracket	Stainless steel	AISI 304	1.4301
4	Stage Casing	Stainless steel	AISI 304	1.4301
5	Impeller	Polycarbonate
6	Spacer	Noryl® *
7	Diffuser	Resin
8	Bearing Guide	Resin
9	Bearing Bush	Resin
10	Upper Spacer	Polycarbonate	AISI 316	1.4401
11	Guide Bush	Stainless steel	AISI 304	1.4301
12	Screw	Stainless steel	AISI 316	1.4401
13	Washer	Stainless steel	AISI 304	1.4301
14	Head	Stainless steel	AISI 304	1.4301
15	Valve Disc	Stainless steel	AISI 420	1.4021
16	Valve Ring	Stainless steel
17	Valve O-ring	Nitrile rubber	AISI 304	1.4301
18	Valve Seal Ring	Stainless steel	AISI 304	1.4301
19	Outer Casing	Stainless steel	AISI 304	1.4301
20	Filter	Stainless steel	AISI 304	1.4301
21	Cable Guard	Stainless steel	AISI 304	1.4301

* Noryl® is a registered trademark of G.E.

Technical Data and Performance Curves

The pumps comply with Regulation (EU) No. 547/2012.

For more information, visit our website: franklinwater.eu.

Hydraulic Performance at 50 Hz

VS 1-2-3

Pump Model	Nominal Power		Hydraulic Head [m]
Pump Model	[kW]	[HP]	0.4	0.6	0.9	1.2	1.5	1.8	2.1	2.4	2.8	3	3.3	3.6	4.2
VS 1/10	0.37	0.5	68	56	53	45	35	18
VS 1/13	0.37	0.5	83	68	64	54	39	20
VS 1/19	0.55	0.75	118	100	94	80	57	30
VS 1/26	0.75	1	156	136	126	105	75	41
VS 1/38	1.1	1.5	241	209	193	162	117	63
VS 2/5	0.37	0.5	34	30	29	27	25	22	17	14	10
VS 2/7	0.37	0.5	47	43	40	37	35	30	24	20	14
VS 2/10	0.55	0.75	67	60	57	54	49	43	34	28	20
VS 2/14	0.75	1	94	85	80	75	68	60	46	39	27
VS 2/20	1.1	1.5	133	120	114	107	97	86	66	56	40
VS 2/27	1.5	2	189	164	154	145	132	115	90	75	53
VS 2/39	2.2	3	259	235	222	209	190	167	130	110	75
VS 3/4	0.37	0.5	28	25	24	23	22	20	19	17	15	10
VS 3/7	0.55	0.75	48	42	40	39	36	33	30	28	24	16
VS 3/10	0.75	1	70	62	59	56	52	48	44	39	34	23
VS 3/15	1.1	2	104	92	88	83	78	72	65	58	51	34
VS 3/20	1.5	2	140	124	119	112	105	97	87	77	66	43
VS 3/30	2.2	3	205	183	175	164	154	142	128	113	98	65
VS 3/37	3	4	257	232	222	210	194	179	161	143	123	82

VS 4-6

Pump Model	Nominal Power		Hydraulic Head [m]
Pump Model	[kW]	[HP]	2.5	2.7	3	3.3	3.6	4.2	4.8	5.5	6	7	7.2	8	9
VS 4/4	0.37	0.5	25	22	21	20	20	19	17	14	11	8
VS 4/7	0.55	0.75	45	39	36	35	34	29	25	19	14
VS 4/10	0.75	1	64	55	54	52	49	47	42	35	26	19
VS 4/14	1.1	1.5	89	77	75	72	68	65	59	50	37	26
VS 4/18	1.5	2	114	98	95	93	88	85	80	64	49	34
VS 4/27	2.2	3	170	146	145	139	133	127	114	95	73	50
VS 4/32	3	4	222	174	170	165	157	150	135	113	86	60
VS 4/40	3.7	5	252	216	223	212	196	189	166	141	107	75
VS 4/44	4	5.5	278	240	235	226	217	207	185	155	116	83
VS 6/6	0.75	1	36	32	30	28	26	23	22	18	14
VS 6/9	1.1	1.5	53	47	44	41	39	33	32	25	17
VS 6/13	1.5	2	77	70	66	63	60	52	50	43	32
VS 6/19	2.2	3	110	100	95	90	85	74	72	60	41
VS 6/26	3	4	150	134	126	120	110	94	90	73	49
VS 6/31	3.7	5	185	165	155	146	136	115	110	90	59
VS 6/34	4	5.5	200	178	165	155	145	123	118	95	64
VS 6/45	5.5	7.5	269	239	223	208	191	160	155	128	94

VS 7-8-10-15

Pump Model	Nominal Power		Hydraulic Head [m]
Pump Model	[kW]	[HP]	0	4.5	5.4	6	7	7.5	8	8.4	9	9.6	10	11	12	13	14	15	16	17	18	19
VS 7/8	0.75	1	36	29	28	26	25	24	21	17	16
VS 7/11	1.1	1.5	50	40	39	38	35	32	29	25	21
VS 7/16	1.5	2	72	60	55	53	49	45	41	36	30
VS 7/24	2.2	3	105	87	83	79	72	68	59	53	43
VS 7/32	3	4	140	114	110	105	97	90	80	72	58
VS 7/40	3.7	5	176	145	137	135	124	107	103	88	77
VS 7/44	4	5.5	189	159	151	144	132	124	109	96	82
VS 8/4	0.75	1	25	29	23	22	20	19	18	17	15	14	12	10
VS 8/6	1.1	1.5	38	36	35	33	31	30	27	26	24	21	19	15
VS 8/9	1.5	2	57	54	50	49	46	45	40	39	35	32	28	23
VS 8/14	2.2	3	88	84	78	75	70	68	62	60	54	48	43	34
VS 8/18	3	4	113	107	101	92	90	87	80	75	70	61	55	45
VS 8/23	4	5.5	153	140	131	126	117	114	105	100	91	82	75	60
VS 8/32	5.5	7.5	250	190	179	173	160	155	145	140	127	117	106	88
VS 8/42	7.5	10	277	251	237	227	210	203	189	181	165	150	135	114
VS 10/5	1.1	1.5	30	24	24	23	22	21	20	18	16	14	10
VS 10/7	1.5	2	42	34	33	33	31	30	28	27	23	20	16
VS 10/11	2.2	3	64	52	51	50	47	45	43	39	35	30	23
VS 10/14	3	4	82	67	66	65	61	58	56	52	45	40	30
VS 10/18	4	5.5	107	92	89	87	83	80	77	70	63	55	45
VS 10/25	5.5	7.5	150	126	124	121	117	112	108	100	91	82	66
VS 10/32	7.5	10	194	165	160	157	152	145	140	139	120	108	89
VS 15/8	2.2	3	46	35	33	32	30	27	26	26	25	23	21	10
VS 15/10	3	4	58	43	41	40	38	35	34	33	30	29	27	13
VS 15/12	4	5.5	69	52	50	48	45	42	41	39	37	35	32	15
VS 15/16	5.5	7.5	92	69	66	63	60	56	55	52	49	46	43	20
VS 15/21	7.5	10	121	91	87	84	80	74	72	68	64	60	56	27

VS 1 - Technical Data

Pump Model	Motor		Dimensions [mm]				Weight [Kg]
Pump Model	Type	[kW]	[HP]	L1	L2	Lt	Pump	Motor	Total
VS 1/10	E4	0.37	0.5	368	228	214	596	582	4	7.8	7.2	11.8	11.2
VS 1/13	E4	0.37	0.5	420	228	214	648	634	4.5	7.8	7.2	12.3	11.7
VS 1/19	E4	0.55	0.75	528	248	228	776	756	5.6	8.7	7.7	16.4	13.3
VS 1/26	E4	0.75	1	680	282	248	962	928	7.4	10	8.7	17.4	16.1
VS 1/38	E4	1.1	1.5	921	338.5	282.5	1259.5	1203.5	10	12.6	10.2	22.6	20.2

VS 1 - Performance Curves at 50 Hz

MEI ≥ 0.40

Flow Rate vs. Head

Efficiency vs. Flow Rate

VS 2 - Technical Data

Pump Model	Motor		Dimensions [mm]				Weight [Kg]
Pump Model	Type	[kW]	[HP]	L1	L2	Lt	Pump	Motor	Total
VS 2/5	E4	0.37	0.5	278	228	214	506	492	3	7.8	7.2	10.8	10.2
VS 2/7	E4	0.37	0.5	314	228	214	542	528	3.4	7.8	7.2	11.2	10.6
VS 2/10	E4	0.55	0.75	367	248	228	615	595	4	8.7	7.7	12.7	11.7
VS 2/14	E4	0.75	1	438	282.5	248	720.5	686	4.6	10	8.7	14.6	13.3
VS 2/20	E4	1.1	1.5	542	338.5	282.5	880.5	824.5	5.6	12.6	10.2	18.2	15.8
VS 2/27	E4	1.5	2	695	349.5	306.5	1044.5	1001.5	7.1	13	11.2	20.1	18.3
VS 2/39	E4	2.2	3	934	436.5	338.5	1370.5	1272.5	9.4	16.9	12.6	26.3	22

VS 2 - Performance Curves at 50 Hz

MEI ≥ 0.40

Flow Rate vs. Head

Efficiency vs. Flow Rate

VS 3 - Technical Data

Pump Model	Motor		Dimensions [mm]				Weight [Kg]
Pump Model	Type	[kW]	[HP]	L1	L2	Lt	Pump	Motor	Total
VS 3/4	E4	0.37	0.5	275	228	214	503	489	2.6	7.8	7.2	10.4	9.8
VS 3/7	E4	0.55	0.75	345	248	228	593	573	3.2	8.7	7.7	11.9	10.9
VS 3/10	E4	0.75	1	410	282.5	248	692.5	658	3.8	10	8.7	13.8	12.5
VS 3/15	E4	1.1	2	525	338.5	282.5	863.5	807.5	4.5	12.6	10.2	17.1	14.7
VS 3/20	E4	1.5	2	630	349.5	306.5	979.5	936.5	5.5	13	11.2	18.5	16.7
VS 3/30	E4	2.2	3	875	436.5	338.5	1311.5	1213.5	7.8	16.9	12.6	24.7	20.4
VS 3/37	E4	3	4	1065	393.5	1458.5	9.3	15	24.3

VS 3 - Performance Curves at 50 Hz

MEI ≥ 0.40

Flow Rate vs. Head

Efficiency vs. Flow Rate

VS 4 - Technical Data

Pump Model	Motor		Dimensions [mm]				Weight [Kg]
Pump Model	Type	[kW]	[HP]	L1	L2	Lt	Pump	Motor	Total
VS 4/4	E4	0.37	0.5	278	228	214	506	492	2.9	7.8	7.2	10.7	10.1
VS 4/7	E4	0.55	0.75	343	248	228	591	571	3.5	8.7	7.7	12.2	11.2
VS 4/10	E4	0.75	1	411	282.5	248	693.5	659	4.2	10	8.7	14.2	12.9
VS 4/14	E4	1.1	1.5	498	338.5	282.5	836.5	780.5	5.1	12.6	10.2	17.7	15.3
VS 4/18	E4	1.5	2	588	349.5	306.5	937.5	894.5	5.9	13	11.2	18.9	17.1
VS 4/27	E4	2.2	3	784	436.5	338.5	1220.5	1122.5	7.2	16.9	12.6	24.1	19.8
VS 4/32	E4	3	4	953	393.5	1346.5	9.2	15	24.2
VS 4/40	E4	3.7	5	1128	520	1648	10.5	19.1	29.6
VS 4/44	E4	4	5.5	1219	543	1762	11.8	20	31.8

VS 4 - Performance Curves at 50 Hz

MEI ≥ 0.40

Flow Rate vs. Head

Efficiency vs. Flow Rate

VS 6 - Technical Data

Pump Model	Motor		Dimensions [mm]				Weight [Kg]
Pump Model	Type	[kW]	[HP]	L1	L2	Lt	Pump	Motor	Total
VS 6/6	E4	0.75	1	371	282.5	248	653.5	619	3.2	10	8.7	13.2	11.9
VS 6/9	E4	1.1	1.5	461	338.5	282.5	799.5	743.5	4	12.6	10.2	16.6	14.2
VS 6/13	E4	1.5	2	612	349.5	306.5	961.5	918.5	5.3	13	11.2	18.3	16.5
VS 6/19	E4	2.2	3	821	436.5	338.5	1257.5	1159.5	7.3	16.9	12.6	24.2	19.9
VS 6/26	E4	3	4	1031	393.5	1424.5	8.7	15	23.7
VS 6/31	E4	3.7	5	1212	520	1732	10.2	19.1	29.3
VS 6/34	E4	4	5.5	1303	543	1846	10.9	20	30.9
VS 6/45	E4	5.5	7.5	1631	652.5	2283.5	14.1	26.6	40.7

VS 6 - Performance Curves at 50 Hz

MEI ≥ 0.40

Flow Rate vs. Head

Efficiency vs. Flow Rate

VS 7 - Technical Data

Pump Model	Motor		Dimensions [mm]				Weight [Kg]
Pump Model	Type	[kW]	[HP]	L1	L2	Lt	Pump	Motor	Total
VS 7/8	E4	0.75	1	440	298	272	738	712	3.5	9.3	7.25	12.8	10.75
VS 7/11	E4	1.1	1.5	542	322	298	864	840	4.5	10.45	8.55	14.95	13.05
VS 7/16	E4	1.5	2	713	354	322	1067	1035	68	11.9	9.55	79.9	77.55
VS 7/24	E4	2.2	3	1014	452	354	1466	1368	8	16.65	11.05	24.65	19.05
VS 7/32	E4	3	4	1318	409	1727	10	13.55	23.55
VS 7/40	E4	3.7	5	1618	520	2138	12	26.6	38.6
VS 7/44	E4	4	5.5	1755	543	2298	13.5	30.6	44.1

VS 7 - Performance Curves at 50 Hz

MEI ≥ 0.40

Flow Rate vs. Head

Efficiency vs. Flow Rate

VS 8 - Technical Data

Pump Model	Motor		Dimensions [mm]				Weight [Kg]
Pump Model	Type	[kW]	[HP]	L1	L2	Lt	Pump	Motor	Total
VS 8/4	E4	0.75	1	311	282.5	248	593.5	559	2.9	10	8.7	12.9	11.6
VS 8/6	E4	1.1	1.5	371	338.5	282.5	709.5	653.5	3.2	12.6	10.2	15.8	13.4
VS 8/9	E4	1.5	2	461	349.5	306.5	810.5	767.5	4	13	11.2	17	15.2
VS 8/14	E4	2.2	3	643	436.5	338.5	1079.5	981.5	5.4	16.9	12.6	22.3	18
VS 8/18	E4	3	4	793	393.5	1186.5	6.6	15	21.6
VS 8/23	E4	4	5.5	943	543	1486	7.7	20	27.7
VS 8/32	E4	5.5	7.5	1245	652.5	1897.5	10.1	26.6	36.7
VS 8/42	E4	7.5	10	1576	730.5	2306.5	12.8	30.6	42.4

VS 8 - Performance Curves at 50 Hz

MEI ≥ 0.40

Flow Rate vs. Head

Efficiency vs. Flow Rate

VS 10 - Technical Data

Pump Model	Motor		Dimensions [mm]				Weight [Kg]
Pump Model	Type	[kW]	[HP]	L1	L2	Lt	Pump	Motor	Total
VS 10/5	E4	1.1	1.5	440	338.5	282.5	778.5	722.5	3.7	12.6	10.2	16.3	13.9
VS 10/7	E4	1.5	2	541	349.5	306.5	890.5	847.5	4.4	13	11.2	17.4	15.6
VS 10/11	E4	2.2	3	773	436.5	338.5	1209.5	1111.5	6.3	16.9	12.6	23.2	18.9
VS 10/14	E4	3	4	923	393.5	1316.5	7.6	15	22.6
VS 10/18	E4	4	5.5	1153	543	1696	9.4	20	29.4
VS 10/25	E4	5.5	7.5	1536	652.5	2188.5	12.4	26.6	39
VS 10/32	E4	7.5	10	1918	730.5	2648.5	15.8	30.6	46.4

VS 10 - Performance Curves at 50 Hz

MEI ≥ 0.40

Flow Rate vs. Head

Efficiency vs. Flow Rate

VS 15 - Technical Data

Pump Model	Motor		Dimensions [mm]				Weight [Kg]
Pump Model	Type	[kW]	[HP]	L1	L2	Lt	Pump	Motor	Total
VS 15/8	E4	2.2	3	686	436.5	338.5	1122.5	1024.5	5.4	16.9	12.6	22.3	18
VS 15/10	E4	3	4	833	393.5	1226.5	6.4	15	21.4
VS 15/12	E4	4	5.5	981	543	1515	7.4	20	27.4
VS 15/16	E4	5.5	7.5	1275	652.5	1927.5	9.5	26.6	36.1
VS 15/21	E4	7.5	10	1643	730.5	2373.5	12.1	30.6	42.7

VS 15 - Performance Curves at 50 Hz

MEI ≥ 0.40

Flow Rate vs. Head

Efficiency vs. Flow Rate

Revision Notes

Rev. No.	Changes	Page
02	Added "Head" value in the description. Updated "Maximum permissible sand content" in the description.	2
	Added VS 3 model. Updated hydraulic performance tables. Added "pump nameplate".	2, 3, 10, 11, 26
03	Updated "Hydraulic Performance" tables.	3, 4
04	Updated "Pump and main component list" section with "Spare parts and materials".	4, 5
	Added "Spare parts and materials" section.	6, 7 (26, 27 REV 03)

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Franklin Electric VS 4" 50 Hz Submersible Pumps

Product Overview

Features and Benefits:

Applications:

Performance for a Wide Range of Uses:

Pump Identification Code

Nameplate Data

Spare Parts and Materials (VS 1-2-3-4-6-7-8)

Spare Parts and Materials (VS 10-15)

Technical Data and Performance Curves

Hydraulic Performance at 50 Hz

VS 1-2-3

VS 4-6

VS 7-8-10-15

VS 1 - Technical Data

VS 1 - Performance Curves at 50 Hz

VS 2 - Technical Data

VS 2 - Performance Curves at 50 Hz

VS 3 - Technical Data

VS 3 - Performance Curves at 50 Hz

VS 4 - Technical Data

VS 4 - Performance Curves at 50 Hz

VS 6 - Technical Data

VS 6 - Performance Curves at 50 Hz

VS 7 - Technical Data

VS 7 - Performance Curves at 50 Hz

VS 8 - Technical Data

VS 8 - Performance Curves at 50 Hz

VS 10 - Technical Data

VS 10 - Performance Curves at 50 Hz

VS 15 - Technical Data

VS 15 - Performance Curves at 50 Hz

Revision Notes

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