4HRm 18/12 - PD - 4 HP three-phase submersible pump

Name: 4HRm 18/12 - PD - 4 HP three-phase submersible pump
Brand: Pedrollo
SKU: 4HR 18/12 - PD
Price: 2601.04 EUR
Availability: InStock

Flow rate up to 420 l / min (25.2 m³ / h). Head up to 70 meters. 3 Kw (4 HP) motor.

Variants:

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Reinforced packaging to reduce transport damage.

After-sales assistance for product installation.

Description

Submersible electric pump with pump body in AISI 304 micro-cast stainless steel and rewindable PEDROLLO motor.

The PEDROLLO 4HRm 18/12 - PD is recommended for pumping clean water with sand content not exceeding 100 g / m³.

It has a flow rate that varies from 50 to 420 liters per minute with a prevalence from 14.5 to 70 meters.

Thanks to its high performance and reliability, it is suitable for use in the domestic, civil and industrial fields, for the distribution of water in conjunction with autoclaves, for irrigation of vegetable gardens and gardens, for washing systems, for raising pressure. or for fire-fighting systems.

Data sheet

Motor connection: THREE-PHASE
Motor power (HP): 4
Delivery port: 2"
Body Pump: AISI 304 stainless steel
Impeller: AISI 304 stainless steel
Number of impellers: 12
Pump shaft: AISI 304 stainless steel
Degree of protection: IP 68
Flow rate min. (l./min.): 50
Max flow (l./min.): 420
Min head (m.): 14.5
Max head (m.): 70
Cable length (m): 3.6
Employments: water supply, pressurization systems, irrigation, fire prevention systems
Liquid temperature max. (° C): 35
Height (cm): 14.72
Outside diameter (cm): 10
Weight kg): 32
Guarantee: 2

Attachments

4HR data sheet

Performance, construction features and working curves of Pedrollo 4HR series pumps with rewindable PD and encapsulated PS motor.

Download (921.57KB)

4HR 18 models and performance

GUY

Three-phase

4HR 4/18

4HR 6/18

4HR 9/18

4HR 12/18

4HR 18/16

4HR 18/22

4HR 18/30

POWER
KW	HP
1.1	1.5
1.5	2
2.2	3
3	4
4	5.5
5.5	7.5
7.5	10

IMPELLERS
number
4
6
9
12
16
22
30

PERFORMANCE
Q litres/min	H meters
50 ÷ 420	23.4 ÷ 5
50 ÷ 420	35 ÷ 7
50 ÷ 420	52.5 ÷ 11
50 ÷ 420	70 ÷ 14.5
50 ÷ 420	94 ÷ 19
50 ÷ 420	129 ÷ 26.5
50 ÷ 420	176 ÷ 36

MOUTH
DN
2"

Q	m³/hour	0	3.0	6.0	9.0	12.0	15.0	18.0	21.00	24.0	25.2
Q	l/min	0	50	100	150	200	250	300	350	400	420
H	meters	23.4	22	21	19.7	18	16	13.5	10.4	6.6	5
		35	33.5	31.5	29.5	27	24	20.3	15.6	9.8	7
		52.5	50	47.5	44.5	40.5	36	30.5	23.4	14.8	11
		70	66.5	63	59	54	48	40.5	31	19.7	14.5
		94	89	84	79	72	64	54	41.5	26	19
		129	122	116	108	99	88	74	57	36	26.5
		176	167	158	148	135	120	101	78	49	36

Construction data of the 4HR series

Bearings

Pump bearing - fixed part	Special elastomer
Pump bearing - rotating part	Stainless steel EN 1.4301 (AISI 304)

Tree holding

Materials

1.3 - Delivery body	Stainless steel EN 1.4301 (AISI 304)
3.0 - Impeller	Stainless steel EN 1.4301 (AISI 304)
4.0 - Pump shaft	Stainless steel EN 1.4301 (AISI 304)
4.2 - Towing joint	Stainless steel EN 1.4301 (AISI 304)
5.1 - Diffuser	Stainless steel EN 1.4301 (AISI 304)
5.2 - Wear ring	Special elastomer
7.0 - Lantern	Stainless steel EN 1.4301 (AISI 304)
7.1 - Check Valve	Stainless steel EN 1.4301 (AISI 304)
7.3 - Cable cover	Stainless steel EN 1.4301 (AISI 304)
8.0 - Suction Grid/Filter	Stainless steel EN 1.4301 (AISI 304)

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Motor connection	Motor connection THREE-PHASE	Motor connection THREE-PHASE	Motor connection THREE-PHASE	Motor connection THREE-PHASE
Motor power (HP)	Motor power (HP) 4	Motor power (HP) 3	Motor power (HP) 5.5	Motor power (HP) 7.5
Delivery port	Delivery port 2"	Delivery port 2"	Delivery port 2"	Delivery port 2"
Body Pump	Body Pump AISI 304 stainless steel	Body Pump AISI 304 stainless steel	Body Pump AISI 304 stainless steel	Body Pump AISI 304 stainless steel
Impeller	Impeller AISI 304 stainless steel	Impeller AISI 304 stainless steel	Impeller AISI 304 stainless steel	Impeller AISI 304 stainless steel
Number of impellers	Number of impellers 12	Number of impellers 9	Number of impellers 16	Number of impellers 22
Pump shaft	Pump shaft AISI 304 stainless steel	Pump shaft AISI 304 stainless steel	Pump shaft AISI 304 stainless steel	Pump shaft AISI 304 stainless steel
Degree of protection	Degree of protection IP 68	Degree of protection IP 68	Degree of protection IP 68	Degree of protection IP 68
Flow rate min. (l./min.)	Flow rate min. (l./min.) 50	Flow rate min. (l./min.) 50	Flow rate min. (l./min.) 50	Flow rate min. (l./min.) 50
Max flow (l./min.)	Max flow (l./min.) 420	Max flow (l./min.) 420	Max flow (l./min.) 420	Max flow (l./min.) 420
Min head (m.)	Min head (m.) 14.5	Min head (m.) 11	Min head (m.) 19	Min head (m.) 26.5
Max head (m.)	Max head (m.) 70	Max head (m.) 52.5	Max head (m.) 94	Max head (m.) 129
Cable length (m)	Cable length (m) 3.6	Cable length (m) 3.6	Cable length (m) 3.6	Cable length (m) 3.6
Employments	Employments water supply, pressurization systems, irrigation, fire prevention systems	Employments water supply, pressurization systems, irrigation, fire prevention systems	Employments water supply, pressurization systems, irrigation, fire prevention systems	Employments water supply, pressurization systems, irrigation, fire prevention systems
Liquid temperature max. (° C)	Liquid temperature max. (° C) 35	Liquid temperature max. (° C) +35°C	Liquid temperature max. (° C) +35°C	Liquid temperature max. (° C) +35°C
Height (cm)	Height (cm) 14.72	Height (cm) 12.40	Height (cm) 18.19	Height (cm) 11.42pm
Outside diameter (cm)	Outside diameter (cm) 10	Outside diameter (cm) 10	Outside diameter (cm) 10	Outside diameter (cm) 10
Weight kg)	Weight kg) 32	Weight kg) 26.5	Weight kg) 40.2	Weight kg) 51.9
Guarantee	Guarantee 2	Guarantee 2	Guarantee 2	Guarantee 2