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The Dreno Series O submersible pumps are specifically designed for heavy duty use, equipped with high performance motors, large self-lubricating bearings and two mechanical seals, one in an oil bath.
GENERAL INFORMATION ON ELECTROMECHANICAL UNIT |
Test voltage and frequency |
Single phase : 220 ÷ 240 Volt - 50 Hz
Three phase : 380 ÷ 415 Volt - 50 Hz |
Direction of rotation |
Clockwise seen from top of the pump |
Type of impregnation |
Double impregnated humidity-resistant winding |
Type of motor winding (Single phase) |
Induction motor with oil-filled winding and automatic thermal protection |
Type of motor winding (Three phase) |
Induction motor with oil-filled winding |
LIST OF MATERIALS / PAINTING |
Motor cable 10 meters |
H07RN-F |
Nuts and bolts |
A2 steel |
Electromechanical unit |
EN-GJL-250 cast iron |
Paint |
Ecological epoxy vinyl |
Hydraulic unit and impeller |
EN-GJL-250 cast iron |
Motor shaft |
X6Cr13 (AISI416) stainless steel |
LIMITS ON USE AND APPLICABLE STANDARDS |
Max. liquid temperature |
40ºC |
Max. immersion depth |
20m |
Type of pump
|
Absorption |
Type of pump
|
Absorption |
Power |
Poles |
R.p.m |
Outlet BSP
|
Free passage |
Single Phase |
A |
Three Phase |
A |
kW |
|
min |
Ø mm
|
H/V |
Ø mm |
DRO 50/2M |
2,9 |
DRO 50/2T |
0,94 |
0,37 |
2 |
2900 |
32 |
? V |
10 |
DRO 75/2M |
3,9 |
DRO 75/2T |
1,4 |
0,55 |
2 |
2900 |
32 |
? V |
10 |
DRO 100/2M |
6,5 |
DRO 100/2T |
2,0 |
0,88 |
2 |
2900 |
50 |
? V |
10 |
DRO 150/2M |
8,2 |
DRO 150/2T |
2,5 |
1,1 |
2 |
2900 |
50 |
? V |
10 |
DRO 2002/M |
9,3 |
DRO 200/2T |
3,6 |
1,5 |
2 |
2900 |
50 |
? V |
10 |
DRO 150/4M |
6,3 |
DRO 150/4T |
2,2 |
0,9 |
4 |
1450 |
50 |
? H |
10 |
Power Range |
0.37kw to 1.5kw
|
DN Outlet Range |
32mm BSP
50mm BSP
|
Poles / R.p.m. |
2 / 2900
4 / 1450
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Max. Head |
18.4m |
Max. Capacity |
13,0 l/sec
46,8m ³ /h
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SPECIFICATIONS |
Upper ball bearing permanently lubricated and lower ball bearing immersed in oil |
Class F Motor Insulation |
Thermistor, capacitor, starter box, float and thermal protection - standard on all single phase models |
No Electrical accessories on 3 Phase models |
2 Mechanical Seals, 1 Silicon Carbide, 1 Carbon Ceramic, 1 in Oil Bath |
OVERALL DIMENTIONS |
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