4"STM8 Deep well pump

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4”STM series

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4”STM series

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Product Description
Operation Conditions
Performance

Pupm:
Qmax:14.7(m/h)
Capacity from 6 to 10(m³/h)
Total head from224 to 10(m)

Motor:
Adopted the NEMA standard
Power:0.55 to 2.2kW(Single phase)
Insulation class: B
Protection grade:IP68
Maximum diameter:ф98mm
Highest temperature of liquid:35℃
Maximum fluid temperature up to +35℃.
Maximum sand content:0.25%.
Maximum immersion:80m.
Minimum well diameter:4".

Performance chart n≈2850rpm

PERFORMANCE DATA 50Hz

MODEL		POWER		DELIVERYn≈2850l/ min
1~ 220-240V	3~ 380-415V	kW	HP	Q	m³/h	0	1.2	2.4	3.6	4.8	6.0	7.2	8.4	9.6	10.8
1~ 220-240V	3~ 380-415V	kW	HP	Q	l/ min	0	20	40	60	80	100	120	140	160	180
4STM8/5	4ST8/5	0.55	0.75	Head (m)		34	33	32	30	29	26	23	19	14	7
4STM8/7	4ST8/7	0.75	1.1			48	46	44	42	40	37	33	27	19	10
4STM8/9	4ST8/9	1.1	1.5			61	59	57	54	51	48	42	35	25	13
4STM8/11	4ST8/11	1.5	2			75	72	70	67	63	58	52	42	30	17
4STM8/14	4ST8/14	2.2	3			96	92	89	85	80	74	66	54	38	21
4STM8/16	4ST8/16	2.2	3			109	105	101	97	91	82	75	62	44	24
-	4ST8/20	3	4			137	132	127	121	114	106	94	77	55	30
-	4ST8/24	4	5.5			164	158	152	145	137	128	113	92	66	36
-	4ST8/28	5.5	7.5			191	184	177	169	160	148	132	108	77	42
-	4ST8/32	5.5	7.5			218	210	202	194	183	170	150	123	88	48
-	4ST8/36	7.5	10			246	237	228	218	205	191	168	139	99	54
-	4ST6/40	7.5	10			273	263	253	242	228	212	188	154	110	60

DIMENSIONS AND WEIGHTS

MODEL		DN	Dimensions
Single phase 220-240V- 50Hz	Three phase 380-415V- 50Hz		Length(mm)			Weight(kg)
Single phase 220-240V- 50Hz	Three phase 380-415V- 50Hz		L1	L(S)	L(T)	G(S)	G(T)
4STM8/5	4ST8/5	1¼" 1½" 2"	434	761	746	12	11
4STM8/7	4ST8/7	1¼" 1½" 2"	510	857	837	13	12
4STM8/9	4ST8/9	1¼" 1½" 2"	586	973	933	16	14
4STM8/11	4ST8/11	1¼" 1½" 2"	662	1109	1039	19	16
4STM8/14	4ST8/14	1¼" 1½" 2"	776	1312	1213	24	20
4STM8/16	4ST8/16	1¼" 1½" 2"	852	1388	1289	25	20
	4ST8/20	1¼" 1½" 2"	1036		1513		24
	4ST8/24	1¼" 1½" 2"	1188		1739		28
	4ST8/28	1¼" 1½" 2"	1340		1961		32
	4ST8/32	1¼" 1½" 2"	1492		2113		33
	4ST8/36	1¼" 1½" 2"	1644		2355		38
	4ST6/40	1¼" 1½" 2"	1827		2538		40

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