Layout and function
3.1.3
Pump type code
1
2
3
4
NI 40 - 200 / 01 / 180 U3D - S - W3 - 38 / 300
5
6
7
8
9
10
Fig. 4
Pump type code (example)
1
Series
2
Size (standard nominal diameter)
3
Nominal impeller diameter
4
Hydraulic number
5
Actual impeller diameter [mm]
6
Shaft seal
7
Mounting type (optional)
8
Material key
9
Stub shaft bore hole diameter [mm]
10 Outer diameter of motor bell housing or intermediate
ring or flange size of electric motor
550 113 – 146-900/E
BA-2021.06 en-US
NI series
11