南京乐福兹机电设备有限公司--科沛达产品销售

意大利科沛达产品授权销售

The electropumps NM, B-NM, NMS, B-NMS series comply with the European
Regulation no. 547/2012.
Materials
Components NM, NMS B-NM, B-NMS
Pump casing
Cast iron Bronze
Lantern bracket NM
GJL 200 EN 1561 G-Cu Sn 10 EN 1982
Casing cover for NMS
Lantern bracket NMS Cast iron GJL 200 EN 1561
Impeller Cast iron Bronze
GJL 200 EN 1561 G-Cu Sn 10 EN 1982
Brass P- Cu Zn 40 Pb 2 UNI 5705
for NM 32/12-16-20, NM 40/20, B-NM 32/125-160-200, B-NM 40/200
Shaft
AISI 303 up to 2.2 kW
Cr Ni Mo steel
AISI 430 from 3 kW to 75 kW AISI 316
Mechanical seal Carbon - Ceramic - NBR
Counter-flanges Steel Fe 430B UNI 7070
Coverage chart n  ≈ 2900  rpm
5 6 7 8
NM 32/12
NM 40/12
NM 50/12
NM 65/12
NM 65/16
NM(S) 65/250
NM 65/200
NM(S) 80/250
NM 80/16
NM(S)
80/200
NM(S) 100/200
NMS 100/250
NM 50/16
NM 50/20
NM 50/25
NM 40/16
NM 40/20
NM 40/25
NM 32/16
NM 32/20
3
9 10
Q
m /h 20 30 40 50 100
5
10
20
30
40
50
m
100
H
ft
H
130
100 150
l/min
300 400 500 1000
30 40 50 U.S. g.p.m. 100 200 300