PEDROLLO DAVIS 4 Inch Submersible Pump with Peripheral Impeller User Guide
- July 18, 2024
- pedrollo
Table of Contents
DAVIS 4 Inch Submersible Pump with Peripheral Impeller
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Specifications
- Product: DAVIS 4 submersible pump with peripheral impeller
- Application: Clean water
- Performance Range: Domestic use, Agricultural use
- Voltage: 230V
- Current: 5.7A
Product Usage Instructions
Installation
1. Ensure the pump is disconnected from the power source before
installation.
2. Place the pump in the desired location ensuring it is fully
submerged in clean water.
3. Connect the power cable to a suitable power source.
Operation
1. Turn on the power source to start the pump.
2. Monitor the flow rate and total head to ensure efficient
operation.
3. Do not run the pump dry as this may damage the
components.
Maintenance
1. Regularly check for any debris that may clog the pump.
2. Inspect the seals and motor components for any signs of wear
and tear.
3. Lubricate moving parts as recommended in the user manual.
FAQ
Q: What is the maximum flow rate of the DAVIS submersible
pump?
A: The maximum flow rate is 50 liters per minute.
Q: Can the pump be used for agricultural irrigation?
A: Yes, the pump is suitable for agricultural use.
Q: What materials are used in the construction of the
pump?
A: The pump features stainless steel AISI 304 components, brass
impeller, and motor shaft, among others.
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DAVIS
4″ submersible pump with peripheral impeller
Clean water
PERFORMANCE RANGE
· Flow rate up to 50 l/min (3.0 m3/h) · Head up to 75 m
Domestic use Agricultural use
INSTALLATION AND USE
Ready-to-install cost-effective submersible pump, equipped with an integrated
capacitor and thermal overload protector.
Designed to transfer clean water free from abrasive particles and liquids that
will not damage the pump’s components.
Compact and cost-effective, it is suitable for domestic applications. It works
seamlessly with small-sized pressure tanks, offering an ideal setup for all
irrigation requirements.
APPLICATION LIMITS
· Liquid temperature up to +40 °C · Depth of use up to 40 m below water level
(with an appro-
priately sized power cable)
· Vertical and horizontal operation
AVAILABLE UPON REQUEST 30 metres long power cable Different voltage requirements 60 Hz frequency
CURVES AND PERFORMANCE DATA HS=0 m
50 Hz
0 0 80
70 DAVIS
60
5 5
10
US g.p.m.
10
Imp g.p.m.
feet
250
200
Head H (metres) 4
50 150
40
30
100
20 50
10
00
5
10
15
20
25
30
35
40
45
50 l/min 0
0
1
2
3
m³/h
Flow rate Q 4
TYPE Single-phase
POWER (P2) m³/h 0 kW HP Q l/min 0
0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3.0 5 10 15 20 25 30 35 40 45 50
DAVIS®
0.75 1 H metres 75 68 61 54 47 40 33 26 19 12 5
Q = Flow rate H = Total manometric head
50 Hz | DAVIS Start of production 01.2024
Performance curves comply with EN ISO 9906 Grade 3B tolerance limits.
MATERIALS AND COMPONENTS
1 Delivery port
Stainless steel AISI 304 complete with threaded 9
1
delivery port in compliance with ISO 228/1
2 Sealing cover
Brass
5
3
3 Impeller
Brass, radial peripheral vane type
4 Motor sleeve
Stainless steel AISI 304
2
5 Motor shaft
Stainless steel AISI 431
6
6 Two mechanical seals separated by an oil chamber
Type
AR-14 (Motor side) ST1-14 SIC (Pump side)
Shaft
Ø 14 mm Ø 14 mm
Materials
Ceramic / Graphite / NBR Ceramic / Silicon carbide / NBR
7 Capacitor
4
8 Electric motor
Submersible PEDROLLO motor, suitable for continuous duty (with dry, rewind-
able stator).
8
Single-phase 220-230 V – 50 Hz
Built-in motor capacitor
Thermal motor protection incorporated in the winding
Continuous running duty S1
Insulation: Class F Protection rating: IP X8
7
9 Power cord
DRINCABLE® HRC certified for use with drinking water meant for human consumption by the ACS according to XP P 41-250, approval no. 18 MAT NY 156
Standard length 20 metres
ABSORPTION
TYPE Single-phase DAVIS®
VOLTAGE 230 V 5.7 A
DIMENSIONS AND WEIGHT
TYPE Single-phase
PORT
DN
DIMENSIONS mm
Ø
h
kg
DAVIS®
1″
101
470
12.6
PALLET CAPACITY
TYPE Single-phase DAVIS®
NO. OF PUMPS
60
Coupling for safety cable DN
Ø
h
DAVIS | 50 Hz
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