4BLOCK
4 monoblock submersible pump
Ready to install, stainless steel mono-
block submersible pump.
Complete with:
motor with built-in capacitor and
thermal overload protector
20 m long power cable.
PERFORMANCE RANGE INSTALLATION AND USE
Flow rate up to 150 l/min (9 m/h) Suitable for pumping clean water from boreholes that contain
Head up to 128 m sand (up to 150 g/m).
As a result of their high efficiency and reliability they are suitable
APPLICATION LIMITS for use in domestic applications such as domestic water supply as
part of a pressure supply and for irrigation, etc.
Maximum liquid temperature +35 C
Maximum sand content 150 g/m
Maximum immersion depth of 60 m PATENTS - TRADE MARKS - MODELS
Vertical and horizontal installation
Starts/hour: 20 at regular intervals Patent Pending n PCT/IB2009/051491, PCT/EP2009/059855,
Continuous service S1 BO2009A000650
Registered Community Design n 342159-0010
CONSTRUCTION AND SAFETY STANDARDS
OPTIONALS AVAILABLE ON REQUEST
EN 60335-1 EN 60034-1
IEC 60335-1 IEC 60034-1 30 metre long power cable
CEI 61-150 CEI 2-3 Other voltages or 60 Hz frequency
CERTIFICATIONS GUARANTEE
2 years subject to terms and conditions
198
CHARACTERISTIC CURVES AND PERFORMANCE DATA 50 Hz n= 2900 1/min
0 4 8 12 16 20 24 28 32 36 40 US g.p.m.
0 4 8 12 16 20 24 28 32 Imp g.p.m.
130 feet
4BLOCK 2/20
400
120
110
350
100
300
90
4BLOCK 2/13
80
Head H (metres)
250
70
4BLOCK 2/10
60 200
50
150
40
4BLOCK 4/14
30 100
4BLOCK 6/9
4BLOCK 4/9
20
4BLOCK 6/6
4BLOCK 4/7 50
10 4BLOCK 6/4
0 0
0 25 50 75 100 125 150 l/min
0 1 2 3 4 5 6 7 8 9 10 m/h
Flow rate Q
MODEL POWER m/h 0 0.6 1.2 1.8 2.4 3.0 3.6
Q
Single-phase Three-phase kW HP l/min 0 10 20 30 40 50 60
4BLOCKm 2/10 0.55 0.75 66 65 60 54 46 35 20
4BLOCKm 2/13 4BLOCK 2/13 0.75 1 H metres 86 85 79 71 60 45 26
4BLOCKm 2/20 4BLOCK 2/20 1.1 1.5 128 125 118 108 91 70 39
MODEL POWER m/h 0 1.2 1.8 2.4 3.0 3.6 4.2 4.8 5.4 6.0
Q
Single-phase Three-phase kW HP l/min 0 20 30 40 50 60 70 80 90 100
4BLOCKm 4/7 0.55 0.75 46 44 42 40 38 35 31.5 27 23 17
4BLOCKm 4/9 4BLOCK 4/9 0.75 1 H metres 60 56 54.5 52 49 45 40.5 35 29 23
4BLOCKm 4/14 4BLOCK 4/14 1.1 1.5 92 88 85 81 76 70 63 54.5 45 35
MODEL POWER m/h 0 1.5 3.0 4.5 6.0 7.5 9.0
Q
Single-phase Three-phase kW HP l/min 0 25 50 75 100 125 150
4BLOCKm 6/4 0.55 0.75 27 26 24 22 19 15 11
4BLOCKm 6/6 4BLOCK 6/6 0.75 1 H metres 40 38 36 33 29 24 17
4BLOCKm 6/9 4BLOCK 6/9 1.1 1.5 61 58 54 50 44 35 26
Q = Flow rate H = Total manometric head Tolerance of characteristic curves in compliance with EN ISO 9906 App. A.
199
4BLOCK
POS.COMPONENT CONSTRUCTION CHARACTERISTICS
1 DELIVERY BODY AND Stainless steel AISI 304, complete with thread-
EXTERNAL SLEEVE ed delivery port in compliance with ISO 228/1.
1
2 IMPELLERS Lexan 141-R
3 DIFFUSERS Noryl GFN2V
4 STAGE CASING Stainless steel AISI 304 6 15
5 PUMP SHAFT Stainless steel AISI 304
6 PUMP BEARINGS Special-technopolymer housing with stainless 2 8
steel AISI 316, chrome oxide coated, sand re-
3
sistant shaft bushing.
7 DRIVE COUPLING Stainless steel AISI 316L 4
8 CABLE COVER Stainless steel AISI 304
9 MOTOR SHAFT Stainless steel EN 10088-3
5
1.4104 (AISI 431 for single-phase 1.1 kW)
10 MOTOR SLEEVE Stainless steel AISI 304
7
11 TWO MECHANICAL SEALS SEPARATED BY AN OIL CHAMBER
Seal Shaft Position Materials
Model Diameter Stationary ring Rotational ring Elastomer
11
Silicon
MG1-17 17 mm Motor side Graphite NBR
carbide
Silicon Silicon
MG1-16 SIC 16 mm Pump side NBR
carbide carbide
12
12 BEARINGS
Pump Model
9
4BLOCK 0.550.75 kW 6203 ZZ - C3 / 6203 ZZ - C3
4BLOCK 1.1 kW 3203B ZZ - C3 / 6203 ZZ - C3
14
13 CAPACITOR
Pump Capacitance
Single-phase (230 V or 240 V)
4BLOCK 0.55 kW 20 F 500 VL
4BLOCK 0.75 kW 31.5 F 500 VL 12
4BLOCK 1.1 kW 35 F 500 VL
14 ELECTRIC MOTOR
Submersible PEDROLLO motor, suitable for continuous duty (with dry, 13
rewindable stator).
4BLOCKm: single-phase 230 V - 50 Hz 10
Motor with built-in capacitor.
Thermal overload protector built-in to the winding.
4BLOCK: three-phase 400 V - 50 Hz
Insulation: F class.
Protection: IP 68.
15 POWER CABLE
20 metre long PBS-P cable for AD8 permanent immersion
NF C 15-100, ACS guaranteed for contact with drinking water Patented
200
DIMENSIONS AND WEIGHT
Typical installation
Safety cable DN
anchorage point
MODEL PORT DIMENSIONS mm kg
STATIC LEVEL
Single-phase Three-phase DN N STAGES h 1~ 3~
DYNAMIC LEVEL
4BLOCKm 2/10 10 720 12.5
4BLOCKm 2/13 4BLOCK 2/13 13 801-776 14.3 13.7
h
4BLOCKm 2/20 4BLOCK 2/20 20 1001-930 17.8 16.1
4BLOCKm 4/7 7 689 12.1
4BLOCKm 4/9 4BLOCK 4/9 1 9 100 758-733 13.8 13.2
4BLOCKm 4/14 4BLOCK 4/14 14 940-868 17.0 15.1
4BLOCKm 6/4 4 655 10.7
4BLOCKm 6/6 4BLOCK 6/6 6 740-715 13.3 11.3
4BLOCKm 6/9 4BLOCK 6/9 9 902-823 16.5 13.9
min. 1 metre
ABSORPTION
MODEL VOLTAGE (single-phase) MODEL VOLTAGE (three-phase)
Single-phase 230 V 240 V Three-phase 230 V 400 V 240 V 415 V
4BLOCKm 0.55 kW 5.0 A 5.0 A 4BLOCK 0.75 kW 3.5 A 2.0 A 3.5 A 2.0 A
4BLOCKm 0.75 kW 6.0 A 6.0 A 4BLOCK 1.1 kW 4.7 A 2.7 A 4.7 A 2.7 A
4BLOCKm 1.1 kW 8.0 A 8.0 A
PALLETIZATION
MODEL GROUPAGE / CONTAINER
n H kg
Single-phase Three-phase pumps (mm) 1~ 3~
4BLOCKm 2/10 60 1260 767
4BLOCKm 2/13 4BLOCK 2/13 40 1240 589 565
4BLOCKm 2/20 4BLOCK 2/20 40 1240 729 661 +
4BLOCKm 4/7 60 1260 743
4BLOCKm 4/9 4BLOCK 4/9 40 1240 569 545
4BLOCKm 4/14 4BLOCK 4/14 40 1240 697 621
4BLOCKm 6/4 60 1260 659
4BLOCKm 6/6 4BLOCK 6/6 60 1260 815 695
4BLOCKm 6/9 4BLOCK 6/9 40 1240 677 573
201
