-42%

NK 4/3 (10m) - Three-phase submersible electric pump 400 V 0.75 HP

Name: NK 4/3 (10m) - Three-phase submersible electric pump 400 V 0.75 HP
Brand: Pedrollo
SKU: NK 4/3 400/415 V 10m
Price: 380.69 EUR
Availability: InStock

Flow rate up to 120 l/min (7.2 m³/h). Head up to 40 m. 0.55 Kw (0.75 HP) motor. 10 meters of cable.

€380.69 Tax included

€312.04 Tax excluded

€656.36 -42%

Quantity

Variants:

Order it before 23:59 on Thursday and receive it on Tuesday 13 January with Poste Italiane - 3 giorni punto di ritiro

Delivery Options

	Description	Estimated Delivery
Mail Boxes - 2 giorni	This courier delivers within 48 hours from the moment we entrust the products to him.	Tuesday 13 January - Wednesday 14 January
Poste Italiane - 2 giorni Italia	This courier delivers within 24/48 hours from the moment we entrust them with the products.	Tuesday 13 January - Wednesday 14 January
DHL - 2 giorni Italia	This courier delivers within 24/48 hours from the moment we entrust the products to him.	Tuesday 13 January - Wednesday 14 January
One Express - 2 giorni Italia	This courier delivers within 24/72 hours from the moment we entrust them with the products.	Friday 16 January - Monday 19 January
Poste Italiane - 3 giorni punto di ritiro	This courier delivers within 24/72 hours from the moment we entrust them with the products.	Tuesday 13 January
Ritiro in negozio	Choose where to collect your order within 24/48 hours.	Tuesday 13 January

Carrier: Mail Boxes - 2 giorni

Description: This courier delivers within 48 hours from the moment we entrust the products to him.

Estimated delivery:
Tuesday 13 January - Wednesday 14 January

Carrier: Poste Italiane - 2 giorni Italia

Description: This courier delivers within 24/48 hours from the moment we entrust them with the products.

Estimated delivery:
Tuesday 13 January - Wednesday 14 January

Carrier: DHL - 2 giorni Italia

Description: This courier delivers within 24/48 hours from the moment we entrust the products to him.

Estimated delivery:
Tuesday 13 January - Wednesday 14 January

Carrier: One Express - 2 giorni Italia

Description: This courier delivers within 24/72 hours from the moment we entrust them with the products.

Estimated delivery:
Friday 16 January - Monday 19 January

Carrier: Poste Italiane - 3 giorni punto di ritiro

Description: This courier delivers within 24/72 hours from the moment we entrust them with the products.

Estimated delivery:
Tuesday 13 January

Carrier: Ritiro in negozio

Description: Choose where to collect your order within 24/48 hours.

Estimated delivery:
Tuesday 13 January

Make a purchase proposal

Telephone support for information before purchasing.

Reinforced packaging to reduce transport damage.

After-sales assistance for product installation.

We supply all spare parts on this product.

Description

The PEDROLLO NK 4/3 submersible pump is recommended for pumping clean water with a sand content not exceeding 50 grams per cubic metre.

Due to their high performance and reliability, they are recommended for pumping clean water in the domestic, civil and agricultural sectors, for distributing water in conjunction with pressure tanks, for irrigating vegetable gardens and gardens, for increasing pressure, etc.

Data sheet

Motor connection: THREE-PHASE
Power (Kw): 0.55
Power (HP): 0.75
Current consumption at 400V (A): 1.8
Delivery mouth: 1" 1/4
Pump body: AISI 304 stainless steel
Impeller: Noryl
Number of impellers: 3
Crankshaft: AISI 431 stainless steel
Check valve: No
Degree of protection: IP 68
Minimum flow rate (l./min.): 10
Max. flow rate (l./min.): 120
Min. head (m.): 12
Max. head (m.): 40
Cable length (m.): 10
Jobs: water supply, pressurization systems, irrigation
Max. liquid temperature (°C): +40°C
Height (cm): 48.6
External diameter (cm): 13.5
Weight (Kg): 13.4
Warranty (years): 2

Attachments

Technical data sheet NK

Construction and operating characteristics. Working curves, limits of use and dimensions of Pedrollo NK series pumps.

Download (1.73MB)

NK models and performances

GUY

three-phase

NK 2/2

NK 2/3

NK 2/4

NK 2/5

NK 2/6

NK 4/3

NK 4/4

NK 4/5

NK 4/6

NK 8/3

NK 8/4

POWER
KW	HP
0.37	0.50
0.55	0.75
0.75	1
1.1	1.5
1.5	2
0.55	0.75
0.75	1
1.1	1.5
1.5	2
1.1	1.5
1.5	2

IMPELLERS
number
2
3
4
5
6
3
4
5
6
3
4

PERFORMANCE
Q litres/min	H meters
10 ÷ 80	33 ÷ 17
10 ÷ 80	48 ÷ 23
10 ÷ 80	63÷31
10 ÷ 80	81 ÷ 40
10 ÷ 80	95 ÷ 48
20 ÷ 120	40 ÷ 12
20 ÷ 120	53 ÷ 16
20 ÷ 120	67 ÷ 20
20 ÷ 120	80 ÷ 24
40 ÷ 160	40 ÷ 16
40 ÷ 160	52 ÷ 21

MOUTH
DN
1 1/4"

Q	m³/hour	0	0.6	1.2	1.8	2.4	3.0	3.6	4.2	4.8	6.0	6.6	7.2	8.4	9.6
Q	l/min	0	10	20	30	40	50	60	70	80	100	110	120	140	160
H	meters	33	32	31	29.5	28	26	23.5	20.5	17
		48	46	44.5	42.8	40.5	37.5	33.5	29	23
		63	61	59	57	54	50	45	39	31
		81	79	75.5	73	68.5	63.5	57.5	49.5	40
		95	93	90	87	82	76	68.5	59.5	48
		40	-	39	38	37	35	33	30.5	28	20.5	16.5	12
		53	-	52	50.5	49	46.5	44	40.5	37	27.5	22	16
		67	-	65	63.5	61.5	58	55	50.5	46.5	34	27.5	20
		80	-	78	76	74	70	66	61	56	41	33	24
		40	-	-	-	39	38	37.5	36.5	35	32	30	28	22.5	16
		52	-	-	-	51	50	49	48	46	42	39	36	29	21

Construction data of the NK 2 series

Bearings

Pump side motor bearing	6303 2RS - C3
Opposite side engine bearing	6203 ZZ - C3E

Tree holding

Type of seal	Double mechanical seal in oil chamber
Engine side model	STA-17
LM diameter	17
LM fixed ring	Ceramic
LM rotating ring	Graphite
LM elastomer	NBR
Shrinkage DN1=450 DN2=350	ST1-16
LP diameter	16
LP fixed ring	Silicon carbide
LP rotating ring	Graphite
LP elastomer	NBR

Materials

2.1 - Seal holder cover	Stainless steel EN 1.4301 (AISI 304)
3.0 - Impeller	Reinforced technopolymer
4.0 - Pump shaft	Stainless steel EN 1.4057 (AISI 431)
5.1 - Diffuser	Reinforced technopolymer
5.3 - Diaphragm/Diffuser Cover	Stainless steel EN 1.4301 (AISI 304)
6.2 - Engine sleeve	Stainless steel EN 1.4301 (AISI 304)
7.2 - Pump shirt	Stainless steel EN 1.4301 (AISI 304)
8.0 - Suction Grid/Filter	Stainless steel EN 1.4301 (AISI 304)

Compare with Similar Products

	NK 4/3 (10m) - Three-phase submersible electric pump 400 V 0.75 HP This product Flow rate up to 120 l/min (7.2 m³/h). Head up to 40 m. 0.55 Kw (0.75 HP) motor. 10 meters of cable.
Price	Price €656.36 -42% €380.69
Motor connection	Motor connection THREE-PHASE
Power (Kw)	Power (Kw) 0.55
Power (HP)	Power (HP) 0.75
Current consumption at 400V (A)	Current consumption at 400V (A) 1.8
Delivery mouth	Delivery mouth 1" 1/4
Pump body	Pump body AISI 304 stainless steel
Impeller	Impeller Noryl
Number of impellers	Number of impellers 3
Crankshaft	Crankshaft AISI 431 stainless steel
Check valve	Check valve No
Degree of protection	Degree of protection IP 68
Minimum flow rate (l./min.)	Minimum flow rate (l./min.) 10
Max. flow rate (l./min.)	Max. flow rate (l./min.) 120
Min. head (m.)	Min. head (m.) 12
Max. head (m.)	Max. head (m.) 40
Cable length (m.)	Cable length (m.) 10
Jobs	Jobs water supply, pressurization systems, irrigation
Max. liquid temperature (°C)	Max. liquid temperature (°C) +40°C
Height (cm)	Height (cm) 48.6
External diameter (cm)	External diameter (cm) 13.5
Weight (Kg)	Weight (Kg) 13.4
Warranty (years)	Warranty (years) 2