1305S-50X.251.S66.
240
Submersible pumps, primarily for sewage and surface water commercial building applications.
Non-clog impellers are designed to maintain reliable performance at sustained efficiency.
Technical specification
Curves according to: Water, pure [100%],4 °C,1000 kg/m³,1.569 mm²/s
Head
[m]
8.4
8.0
7.6
7.2
6.8
6.4
6.0
5.6
5.2
4.8
4.4
4.0
41.8%
3.6
3.2
2.8
2.4
2.0
S66 95mm
1.6
1.2
0.8
0.4
0.0
0 4 8 12 16 20 24 28 32 [m³/h]
Curve: ISO 9906
Nominal (mean) data shown. Under- and over-performance from this data should
be expected due to standard manufacturing tolerances.
Configuration Please consult your local Flygt representative for performance guarantees.
Motor number Installation type
K1305.180 12-08-2BB-W 0.75KW Wet well kit
Impeller diameter Discharge diameter
95 mm 50 m m
Pump information Materials
Impeller diameter Impeller
95 mm Grey cast iron
Discharge diameter Stator housing material
50 mm Grey cast iron
Inlet diameter
Maximum operating speed
2835 rpm
Number of blades
2
Project Xylect-21916726 Created by Last update 2/28/2024
Block 0 Created on 2/28/2024
Program version Data version User group(s)
72.0 - 30/01/2024 (Build 126) 05/02/2024 09:05 Xylem: Egypt - EXT
1305S-50X.251.S66.240
Technical specification
Motor - General
Motor number Phases Rated speed Rated power
K1305.180 12-08-2BB-W 1~ 2835 rpm 0.75 kW
0.75KW
Approval Number of poles Rated current Stator variant
No 2 4A 2
Frequency Rated voltage Insulation class Type of Duty
50 Hz 240 V F S1
Motor - Technical
Power factor - 1/1 Load Motor efficiency - 1/1 Load Total moment of inertia Starts per hour max.
0.98 78.6 % 0.00202 kg m² 15
Power factor - 3/4 Load Motor efficiency - 3/4 Load Starting current, direct starting
0.98 79.0 % 19 A
Power factor - 1/2 Load Motor efficiency - 1/2 Load Starting current, star-delta
0.97 75.3 % 6.33 A
Project Xylect-21916726 Created by Last update 2/28/2024
Block 0 Created on 2/28/2024
Program version Data version User group(s)
72.0 - 30/01/2024 (Build 126) 05/02/2024 09:05 Xylem: Egypt - EXT
1305S-50X.251.S66.240
Performance curve
Duty point
Flow Head
16.7 m³/h 5.07 m
Curves according to: Water, pure [100%],4 °C,1000 kg/m³,1.569 mm²/s
Head
[m]
8.4
8.0
7.6
7.2
6.8
6.4
6.0
5.6
5.2
5.07 m
4.8
4.4
4.0
41.8%
3.6
3.2
2.8
2.4
2.0
S66 95mm
1.6
1.2
0.8
0.4
0.0
[%] Efficiency
40 Overall efficiency 39.5 %
36
32
S66 95mm 31.4 %
28
24 S66 95mm
20
16
12
8
4
0
Power input P1
[kW] Shaft power P2
0.76
0.733 kW
0.72
0.68 S66 95mm (P1)
0.64
0.60
0.56 0.583 kW
S66 95mm (P2)
0.52
0.48 16.7 m³/h
0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 [m³/h]
Nominal (mean) data shown. Under- and over-performance from this data should be expected due to standard manufacturing tolerances.
Please consult your local Flygt representative for performance guarantees. Curve: ISO 9906
Project
0 2 Xylect-21916726
4 6 8 10 12 14 16 Created
18 by 20 22 24 26 Last
28 update
30 2/28/2024
32 34 [m³/h]
Block 0 Created on 2/28/2024
Program version Data version User group(s)
72.0 - 30/01/2024 (Build 126) 05/02/2024 09:05 Xylem: Egypt - EXT
1305S-50X.251.S66.240
Duty Analysis
Curves according to: Water, pure [100%],4 °C,1000 kg/m³,1.569 mm²/s
Head 1
[m]
8.4
8.0
7.6
7.2
6.8
6.4
6.0
5.6
5.2
5.07 m
4.8
4.4
4.0
41.8%
3.6
3.2
2.8
2.4
2.0
S66 95mm
1.6
1.2
0.8
0.4
16.7 m³/h
0.0
0 4 8 12 16 20 24 28 32 [m³/h]
Nominal (mean) data shown. Under- and over-performance from this data should be expected due to standard manufacturing tolerances.
Please consult your local Flygt representative for performance guarantees. Curve: ISO 9906
Operating characteristics
Individual pump Total
Pumps
running Specific
/System Flow Head Shaft power Flow Head Shaft power Pump eff. energy NPSHre
1 16.7 m³/h 5.07 m 0.583 kW 16.7 m³/h 5.07 m 0.583 kW 39.5 % 0.044 kWh/m³
Project Xylect-21916726 Created by Last update 2/28/2024
Block 0 Created on 2/28/2024
Program version Data version User group(s)
72.0 - 30/01/2024 (Build 126) 05/02/2024 09:05 Xylem: Egypt - EXT
1305S-50X.251.S66.240
Dimensional drawing
86 179
254 11
75 23
3/4" Guide bars
ISO G2"
1 NPT
2-11
2
397
168
Z
135
Z
11
56
64
28
15
415
381
Ref. line
107
96
119
116
33
55
110
100
Outlet center line
Z-Z
Weight Pump Stand
Non-clog
kg 32 7
Discharge DN 50 Scale Date
KP 1305 SH Wet-well
outlet
Pump outlet DN 50 1:10 190709
Pump inlet Drawing number Revision
Suction
inlet
8168600 3
Project Xylect-21916726 Created by
Block 0 Created on 2/28/2024 Last update 2/28/2024
Program version Data version User group(s)
72.0 - 30/01/2024 (Build 126) 05/02/2024 09:05 Xylem: Egypt - EXT
