APPENDIX C Data Sheets

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APPENDIX c – data sheets

SUBMERSIBLE PUMP UNITS

PROJECT TITLE (P) / DOCUMENT REFERENCE (P)
PROJECT REFERENCE NUMBER (P) / REVISION (P)
PROJECT LOCATION (P) / DATE (P)
PUMP UNIT SUPPLIER (P/S) / REFERENCE DRAWINGS INCLUDED (Y/N) (P)
TAG NO./ASSET CODE (P)

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* - Indicates default requirement

2.0 GENERAL

2.1 General

1 / Number of Identical Pump Units Reqd (P)
2 / Pump Unit Application (P)

3.0 OPERATING ENVIRONMENT AND SITE DETAILS

1 / Type of Installation() (P)
Wet well (guide system)
Wet well (hose)
Dry well
Other (specify)
2 / Degree of Pump Unit Immersion() (P)
Submerged
Immersed
Dry
3 / Operating Environment (P)
Site Location ()
Inland
Coastal
Pump Unit Location ()
Inside
Outside
Other (specify)
Hazardous Areas (P)
Zone (1 or 2)
Gas group
Temperature class
EMC Environment ()
1st environment – C1
1st environment – C2
2nd environment – C3
4 / Ambient Air Temp/RH (10°C-40°C/< 100%*) (P)
5 / Special Environmental Hazards (P)
6 / References For Further Information (P)

4.0 Type and Properties of THE Pumped Medium

Sewage Properties (If Known) (P)
Solids content
(min/design/max) (wt %)
Rag content (high/low)
Abrasive solids content (high/low)
pH
Chloride content (ppm) / Avg / Max
Temperature (inlet) (°C) / Min / Max
Sludge Properties (If Known) (P)
Dry solids content
(min/design/max) (wt %)
Abrasive solids content (high/low)
pH
Chloride content (ppm) / Avg / Max
Temperature (inlet) (°C) / Min / Max
Vapour pressure (bar abs)
Kinematic viscosity (cSt)
Density (kg/m3)
Newtonian/non-Newtonian
Polythickened (%)

5.0 PERFORMANCE SPECIFICATION (RELATES TO SINGLE PUMP PERFORMANCE)

5.1 General

1 / Mode of Operation() (P)
Solo
Parallel
Series
Type of Drive() (P)
Fixed speed
Variable speed
2 / Service Life (yrs) (P)
3 / Utilisation (%) (P)
5 / ‘Snore’ Operation (P/S)
Required (Y/N) (P)
Max. duration (s) (S)

5.2 Operating Speed(s),Hydraulic Performance, Efficiency and Power Input (All Heads are Relative to the Centre Line of the Impeller)

1 / Operating Speed (rpm) (P/S)
Maximum (1500*) (P)
Actual (S) / N1 / N2
2 / Hydraulic Performance at the Guarantee Point (GP) at N2 (P)
Flow rate (l/s)
Static head (m)
Dynamic head (station) (m)
Dynamic head (rising main) (m)
2 / Variable Speed Pumping Duties (P)
Minimum flow rate (l/s)
Maximum flow rate (l/s)
3 / System Data (P)
Reference for data/curve
Min/max static head (m)
4 / Pump Curve No. (S)
6 / Q (GP)/Q (BEP) at N2 – Upper and Lower Limits (%) (P)
Limits (80 and 105*)
6 / Overall Efficiency at N2 (%) (S)
At the GP
At the maximum flow
7 / MotorPower Input at N2 (kW) (S)
At the GP
At the maximum flow
Maximum
8 / Maximum Flow Rate at N2 (l/s) (S)
9 / Minimum Flow Rate at N2 (l/s) (S)
10 / Pump to be Capable of Discharging into an Empty Main (Y/N) (P)
11 / Performance at Closed Valve at N2 (S)
Closed valve head (m)
Max. operating time (s)
12 / NPSHA at N2 (m) (P)
At the GP
At the maximum flow
12 / NPSH3 at N2 (m) (S)
At the GP
At the maximum flow
12 / NPSH Safety Margin(30% or 2 m*) (P)
12 / NPSH Safety Margin at the MaximumFlow (S)
13 / Minimum Submergence Depth at N2 (m) (S)
At the GP
At the maximum flow
14 / Diameter of Solid Sphere Required/Able to be Passed by the Pump (mm) (P/S)
Required (P)
Able (S)
14 / Innovative Design (Y/N)
(Data Provided) (S)

5.3 Noise and Vibration (Dry Well Installations)

5.3.1 Noise

1 / Noise Levels at the GP (dB (A) at 1 m) (S)
Expected (S)
2 / Source of Data (S)

5.3.2 Vibration

1 / RMS Vibration Velocity Levels (mm/s) (S)
Expected (S)
2 / Source of Data (S)

5.4 Life Cycle Costs (LCC)

5.4.1 General

1 / LCC Assessment Required (Y/N) (P)

5.4.2 Motor Power Input

1 / Motor PowerInput at the GP (kW) (S)

5.4.3 Service Lives and Costs of Components

1 / Expected Service Lives of Components (P/S)
Component (Specify) / Life (x103 hrs) (S)
3 / Costs of Components (£)/Time Required to Replace Components (hrs) (S)
Component / £ / Hrs

6.0 DESIGN SPECIFICATION

6.1 General

6.1.1 General

1 / Pump Unit Designation/Model No. (S)
4 / Inlet Approach Pipe/ Elbow Required (Y/N) (P)

6.1.2 Weights and Lifting Arrangements

1 / Weights (kg) (S)
Total (volute full of liquids/solids)
Motor and impeller assemblyy.
2 / Type of Lifting Point Provided()(P/S)
Large loop type handle*
Eye bolts
Other (specify)
3a) / Lifting Handle Material (P/S)
4 / Lifting System Required (Y/N) (P)
4 / Reference for Purchaser’s ParticularSpecification (P)

6.1.4 External Corrosion Protection

1 / Coating Specification (WIMES 4.01*) (P)

6.1.7 O & M Manuals

1 / Type Required()(P)
Supplier’s standard
Purchaser’s standard
(specify reference)

6.2 Mounting Arrangements

6.2.1 Dry Well Installations

1 / Orientation() (P/S)
Horizontal
Vertical

6.2.1.1 Support Structure

1 / Material (S)

6.2.2 Wet Well Installations

6.2.2.2 Guide Rail Installations

Guide System

3 / Guide Tube Material(Stainless Steel Number 1.4401*)(P)
4 / Guide System Length (m) (P)

Auto-Coupling System (ACS) (Where Required)

1 / Required (Y/N) (P)
2b) / Duck Foot Bend and Guide Claw Material (P/S)

6.2.2.3 Hose Installations

2 / Support Stand Material (P/S)
3 / Type of Connection of Hose to Pump Unit Outlet (P/S)

6.3 Casing

2 / Material (P/S)
4/5 / Inlet and Outlet Connections (P/S)
Inlet (Dry Well Applications)
Nominal bore (mm)
Flange type(PN16*)
Outlet
Nominal bore (mm)
Flange type(PN16*)
8 / Renewable Wear Parts (P/S)
Required/provided (Y/N)
Fixing Method
Material(s)
9 / Method of Externally Adjusting Casing/Impeller Clearance Provided (Y/N) (S)
10 / Coatings (P/S)
Required/provided (Y/N)
Composition
Thickness (µm)
Expected efficiency increase (%)
Expected service life (yrs)

6.4 Impeller

1 / Impeller Type() (P/S)
Closed
Open
Semi-open
Vortex
Spiral vane
Other (specify)
3 / Material (P/S)
4 / Direction of Rotation of Impeller (viewed from the Non-Drive End) (S)
5 / Impeller Dimensions (mm) (S)
Actual diameter fitted
Maximum diameter
6 / Method of Securing Impeller to Pump Shaft ()(P/S)
Key
Bolt
Conical taper
Other (specify)
7 / Method of Balancing (Single Vane and Screw Centrifugal Impellers) (S)
8 / Wear Rings (P/S)
Required/provided (Y/N)
Fixing Method
Material(s)

6.5 Pump Shaft and Shaft Sleeve (Where Fitted)

6.5.1 General

2 / Material (P/S)

6.5.2 Shaft Sleeve (Where Fitted)

1 / Material (P/S)

6.6 Pump Shaft Seals

6.6.2 Primary (Casing Volute to Buffer Chamber) Seal

1 / Seal Details (P/S)
Type
Manufacturer
Designation
2 / Component Materials (P/S)
Rotating ring
Stationary ring
Secondary seals
Spring (s)

6.6.3 Secondary (Buffer Chamber Seal to Motor Enclosure) Seal

1 / Seal Details (P/S)
Type
Manufacturer
Designation
2 / Component Materials (P/S)
Rotating ring
Stationary ring
Secondary seals
Spring(s)

6.6.4 Buffer Chamber

1 / Buffer Chamber (S)
Fluid volume (cc)
Buffer Fluid

6.7 Bearings and Bearing Lubrication

2 / Minimum L10h Life at the GP (50,000 hrs*) (P)
2 / Actual L10h Life at the GP (S)
Upper bearing
Lower bearing
3 / Bearing and Lubricant Details (P/S)
Upper Bearing
Manufacturer
Designation
Lubricant
Lower Bearing
Manufacturer
Designation
Lubricant

6.8 Motor

6.8.1 Performance Requirements

6.8.1.2 Electrical Supply and Direction of Rotation

1 / Supply (400 V, 3 phase, 3 wire, 50 Hz*) (P)
4 / Direction of Rotation (Anti-clockwise*) (P)

6.8.1.3 Rating

1 / Motor MC Rating (110% of Maximum Pump Power Input*) (P)
1 / Actual Motor MC Rating (kW) (S)

6.8.1.5 Starting

1 / Method of Starting() (P)
Direct-on-line
Star-delta
Auto-transformer
Reduced current
Other (specify)
2 / Starting Duty (Starts/hr) (P/S)
Maximum required (P)
Maximum achievable (S)
3 / Full Load Current (A) (S)
3 / Starting Current (A) (P/S)
Maximum permitted (P)
Actual (if > 6.5 x FLC) (S)

6.8.2 Design Requirements

6.8.2.1 Enclosure and Cooling

1 / Submersion Depth (20m*) (P)
2 / Method of Cooling() (P/S)
Proprietary coolant
Air
Pumped liquid

6.8.2.2 Insulation

1 / Maximum Ambient Temperature (°C) (P)

6.9 Information Plate

1 / Additional Information Required (P)
2 / Duplicate Information Plate (Dry Well Installations) (P)
Required (Y/N)
Fixing position/location

6.10 Wet Well Flushing/Mixing/Cleaning System(s) (Where Required)

1 / Wet Well Flushing System(s) (P)
Required (Y/N)
Number Required

6.11 Cables and Connectors (Where Required)

6.11.1 Cables

1 / Cable Lengths(10 m*) (P)

6.11.2 Connectors (Where Required)

1 / Required (Y/N) (P)
1 / Fitted to the Cable at:() (P)
Supplier’s works
Site

6.12 Cable Support System (Where Required)

1 / Required (Y/N) (P)

6.13 Condition Monitoring and Protection Sensors

1 / Type of Sensors Required/Provided to Prevent Overheating of the Motor Winding Insulation ()(P/S)
Bi-metallic switches
PTC themistors
PTC 100
3 / Additional Sensors Required/Provided ()(P/S)
a) / Bearing temperature
b) / Bearing vibration
3 / Specific Bearing Monitoring Requirements (P)

6.14 Hazardous Area Applications (Where Required)

6.14.1 Design Requirements

1 / Type of Pump Unit Protection (S)
d (flameproof)
e (increased safety)
1 / Gas Group (S)
1 / Temperature Class (S)

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7.0 TESTS

7.1 Test Regime (Clause 1)

Type of Test (P) / Test Location (P) / Witnessing Requirements (P) / Test Standard (P/S) / Acceptance Levels & Tolerances (P)
Works / Site / (Y/N) / Notice (Days)
Hydrostatic / 1.5 x Pmax1
Performance
(Q, H, Power, Effy) / Y / BS EN ISO 9906 (specify grade)
NPSH / BS EN ISO 9906 (specify grade)
String test (variable speed pumps only) / BS EN 12483
Noise
Vibration / See Note 2
Thermodynamic
Other (specify)

Notes:

1 – Pmax is the sum of the closed valve and maximum suction heads.

2 – The ‘default’ pumpset vibration levels measured during Works Testing shall be 7.1 mm/s (rms) for multiivane and vortex impellers and 11.2 mm/s (rms) for single vane and centrifugal screw impellers.

NOTES:

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APPENDIX d – SUPPLIER’S SUPPLEMENTARY DATA SHEET INFORMATION

Clause / Supplementary Information

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