Nocchi NRB2 40X250B [4/15] Nocchi standardized close coupled centrifugal pumps 2 4 pole nrb2 40
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Nocchi NRB2 40X250B [4/15] Nocchi standardized close coupled centrifugal pumps 2 4 pole nrb2 40

Nocchi NRB4 100x200C [4/15] Nocchi standardized close coupled centrifugal pumps 2 4 pole nrb2 40
NOCCHI
STANDARDIZED CLOSE COUPLED CENTRIFUGAL PUMPS (24 POLE)
NRB2 40
PERFORMANCE TABLE
OVERALL DIMENSIONS AND WEIGHTS
MOD.
P2
Volt
In (A)
3X440
Q
L/min 200 250 300 350 400 450 500 550 600 650 700 750
m
3
/h 12 15 18 21 24 27 30 33 36 39 42 45
HP kW
NRB2 40x120C 2 1.5 230/400 3
m.c.a. / m.w.c.
18 17.5 17 15.5 14
NRB2 40x120B 3 2.2 230/400 4.3 21.5 21 20.5 20 19 17.5 15.5
NRB2 40x120A 4 3 230/400 5.6 25 24.5 24 23.5 23 22 20.5 18.5
NRB2 40x160C 4 3 230/400 5.6 31 30 29 28 26.5 25 22.5 19.5
NRB2 40x160B 5.5 4 230/400 7.1 34 33 32 31 30 28.5 26.5 24.5 21.5
NRB2 40X160A 5.5 4 230/400 7.1 37 36.5 35.5 34.5 33.5 32.5 31 29 26.5
NRB2 40X200C 7.5 5.5 400 9.9 43.5 43 42 40 38 36 33 29 24
NRB2 40X200B 10 7.5 400 13.7 52 51 50 49 47 45 43 40 37 33 28
NRB2 40X200A 15 11 400 19.4 57 56.5 55.5 54 53 51 49 47 44 41 37
NRB2 40X250C 15 11 400 19.4 73 72 71 70 67.5 65 62 57 51 44
NRB2 40X250B 20 15 400 26.1 82.5 82 81 80 79 77 75 72 68 63 56
NRB2 40X250A 25 18.5 400 31.7 93 92.5 92 91 90 88 86 84 81 77 72 67
MOD.
Motor DNm DNa Dimensions (mm)
Weight
(kg)
Type Lm Y
PN16
mm
PN16
mm
a f h2 b1 b2 l1 l2 l3 h h3 xa
NRB2 40x120A 100 L2 369 22 40 65 80 360 140 240 170 850 800 25 197 85 100 75
NRB2 40x120B 90 L2 327 16 40 65 80 360 140 240 170 850 800 25 197 85 100 69
NRB2 40x120C 90 S2 302 16 40 65 80 360 140 240 170 850 800 25 197 85 100 67
NRB2 40x160A 112 M2 386 22 40 65 80 360 160 240 170 850 800 25 217 85 100 91
NRB2 40x160B 112 M2 386 22 40 65 80 360 160 240 170 850 800 25 217 85 100 91
NRB2 40X160C 100 L2 369 22 40 65 80 360 160 240 170 850 800 25 217 85 100 81
NRB2 40X200A 132 MB2 498 24 40 65 100 360 180 280 210 950 900 25 255 95 100 128
NRB2 40X200B 112 MC2 386 22 40 65 100 360 180 280 210 950 900 25 255 95 100 112
NRB2 40X200C 112 MC2 386 22 40 65 100 360 180 280 210 950 900 25 255 95 100 109
NRB2 40X250A 160 L2 645 24 40 65 100 360 225 350 280 1120 1070 25 280 100 100 282
NRB2 40X250B 132 MD2 498 24 40 65 100 360 225 350 280 950 900 25 280 100 100 173
NRB2 40X250C 132 MD2 498 24 40 65 100 360 225 350 280 950 900 25 280 100 100 165
MEI ≥ 0.1 - MEI reference ≥ 0.70 - The reference efficiency information is available on the website: www.europump.org/efficiencycharts
For efficiency data, see www.nocchi.it

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