Identification; Products Covered By This Service Instruction; Nameplate - Grundfos NK Service Instructions Manual

2. Identification

2.1 Products covered by this Service instruction

IEC motor
1
NB(E) X
NBG(E) X
NBS(E)
NK(E) X
NKG(E) X
1) The motors fitted with the pumps are according to the IEC
standard (International Electrotechnical Commission) for frame size,
dimensions and connecting interfaces (flange and shaft).
2) The motors fitted with the pumps are according to the NEMA
standard (National Electrical Manufacturers Association - USA) for frame
size, dimensions and connecting interfaces (flange and shaft).

2.2 Nameplate

12 11
η
Type/Model MEI 0.70 75.4
p
1 NKG 125-80-160/147-127AAF2AESBAQEYY1
2 PN-SN 92656450-00000001P22015
3 3
Q 163.2 m /h H 17.1
4
p/t 16/120
bar/°C
MAX
5
Imp. Dia. PEI :0.89
5.78
(in.)
CL
6 Made in Hungary
7 8
Example of NKG nameplate
Pos. Description
1 Type designation
2 Identification code
92656450 Product number
00000001 Serial number
P22015 Production code - production site, year and week
R1 Service range
3 Nominal flow rate
4 Pressure rating and maximum temperature
5 Actual impeller diameter
6 Country of origin
7 Nominal pump head
Drinking water approval
Or Pump Energy Index (PEI)
8
PEI : constant load
CL
PEI : variable load
VL
9 Frequency
10 Rated pump speed
11 Hydraulic efficiency at best efficiency point
12 Minimum efficiency index
Range
1)
NEMA motor
2 6
X
X
X X
%
DK-8850 Bjerringbro, Denmark
-1
10
R1 n 2940 min
9
m f 50 Hz
Reserved
QR code
Type/Model
1
NK 65-280/280ASA2F2SKESBQQENW3
2
99431975-00010000
PN-SN
5
Q 108.9 m /h
2) 3
8
0.70
MEI ≥
12 p/t bar/°C
16/120
14
Made in China
15
16
Example of NK nameplate
Pos. Description
1 Type designation
2 Identification code
99431975
00010000
3 Production code - production site, year and week
4 Range identification (service range code)
5 Nominal flow rate
6 Nominal pump head
7 Rated pump speed
8 Minimum efficiency index (MEI)
9 Pump Energy Index (PEI), constant load
10 Frequency
11 Hydraulic pump efficiency
12 Pressure rating and maximum temperature
13 Actual impeller diameter
14 Country of origin
15 CE mark
16 EU/WEEE mark
17 China RoHS mark
6 9 10 3
PC P32132 R2
H 34.6 m n 1450 min -1
PEI η
0.89 %
50 Hz 77.1
p
CL
(in.)
Imp.Dia. 11.02
MAX
Reserved
QR code
17
Product number
Serial number
4
7
11
13
5