Pompa Franklin MH Series Horizontal Multistage

Description

The MH Series, multistage booster pump is designed to meet your pressure boosting needs. The stainless steel construction offers high performance in a wide variety of applications. The MH Series is available in five flow rates and different horsepower sizes in 1-phase or 3-phase to make sure you have the right pump to fit your application.

Features

  • Compact close-coupled design, robust and corrosion resistant
  • Superior efficiency and performance
  • Flexible application base plate
  • Floating neck ring in PPS
  • Heavy duty oversize motor shaft
  • Impellers and diffusers are made of stainless steel in order to achieve durability
  • Easy maintenance
  • Strong and leak-proof motor ball bearing fitted in the motor
  • Pumping of clear non-loaded fluids
  • Mechanical seal Type E0 = carbon/ceramic/EPDM: 3-5-9 MH
  • Mechanical seal Type E1 = carbon/silicon carbide/EPDM: 15-20 MH

Pump Specifications

  • Flow:
  • up to 29 m³/h (MH) at 50 Hz
  • up to 30 m³/h at 60 Hz
  • Head:
  • up to 104 m at 50 Hz
  • up to 111 m at 60 Hz
  • Connections: Rp threaded for inlet and outlet
  • Maximum working pressure: 10 Bar
  • Maximum allowable amount of sand: 50 g/m³
  • Maximum ambient temperature: 40 °C
  • Liquid temperature range:
  • Minimum: from -15 °C to -10 °C according to gasket material
  • Maximum: +90 °C for domestic use (uses covered by CEI EN standard 60335-2-41); +110 °C only for industrial use (uses other than those covered by CEI EN standard 60335-2-41)
  • The hydraulic characteristics are guaranteed, according to ISO standard 9906:2012, grade 3B

Motor Specifications

  • Single-phase
  • Three-phase motor efficiency class IE3
  • Asynchronous, TEFC (Totally Enclosed, Fan-Cooled)
  • 2 pole
  • Protection IP55, insulation class F
  • Standard voltage:
  • Single-phase:
  • 220-240 V ±5 % (Thermal protection built into the motor)
  • Three-phase:
  • 220-240 V / 380-415 V ±5 % up to 3 kW (Thermal protection to be provided into the starter panel by the installer)
  • 380-415 V / 660-690 V ±5 % from 4 kW (Thermal protection to be provided into the starter panel by the installer)
  • Frequency of starts:
  • Max. 60 starts/hour for motor power up to 3 kW (with min. 1 minute resting time)
  • Max. 30 starts/hour for motor power from 4 kW (with min. 2 minute resting time)

Available on request

  • Special mechanical seal
  • Discharge inlet/outlet NPT

3 MH – Table of Hydraulic Performance at 50 Hz

Model No.
stages
Q = DELIVERY
l/min 0 25 33 42 50 58 67 75
m³/h 0 1.5 2 2.5 3 3.5 4 4.5
US GMP 0 6.6 8.8 11.0 13.2 15.4 17.6 19.8
H = TOTAL HEAD OF WATER COLUMN [m]
3 MH 2 23 21 19.5 18 16.5 14.5 12.5 10
3 33.5 30.5 29 26.5 24 21 17.5 14
4 44.5 40 37.5 34.5 31 27 23 18
5 55 49 46 42 37 32.5 27 21
6 67.5 61 57 53 47 41.5 35 28
7 78 70.5 66 60.5 54 47.5 40 32
8 90 82 77 71 64 56 47 38
9 101 91.5 85.5 79 70.5 61.5 52 41

5 MH – Table of Hydraulic Performance at 50 Hz

Model No.
stages
Q = DELIVERY
l/min 0 33 42 50 58 67 75 83 92 100 117
m³/h 0 2 2.5 3 3.5 4 4.5 5 5.5 6 7
US GMP 0 8.8 11.0 13.2 15.4 17.6 19.8 22.01 24.2 26.4 30.8
H = TOTAL HEAD OF WATER COLUMN [m]
5 MH 2 23.5 21.5 21 20.5 19.5 19 18 17 16 15 11.5
3 34.5 31.5 31 29.5 28.5 27.5 26 25 23 21 16
4 46.5 43 42 41 39.5 38 36 34 32 29 23
5 58 53 51.5 50 48.5 46.5 44 41.5 38.5 35.5 27.5
6 70 64.5 63 61 59 56.5 54 51 47.5 43.5 34
7 81.5 74.5 72.5 70 68 65 61.5 58 54 49.5 38.5
8 92.5 84 82 79 76.5 73 69 65 60 54.5 42
9 104 95.5 93 90.5 87.5 83.5 79.5 75 70 64 50

9 MH – Table of Hydraulic Performance at 50 Hz

Model No.
stages
Q = DELIVERY
l/min 0 50 58 67 75 83 92 100 117 133 150 167 183 233
m³/h 0 3 3.5 4 4.5 5 5.5 6 7 8 9 10 11 14
US GMP 0 13.2 15.4 17.6 19.8 22.01 24.2 26.4 30.8 35.2 39.6 44.02 48.4 61.6
H = TOTAL HEAD OF WATER COLUMN [m]
9 MH 2 23.5 22 21.5 21 20.5 20 20 19.5 18.5 18 17 15.5 13.5 6.5
3 35.5 33 32.5 32 31.5 31 30.5 30 28.5 27.5 26 24 21 11
4 48 45 44.5 43.5 43 42 41.5 41 39.5 38 36 33 29.5 16
5 59.5 55.5 55 54 53 52 51 50 48.5 46.5 44 40.5 36 18.5
6 71 66 65 64 62.5 61.5 60 59 57 54.5 51 47 41.5 21
7 84 79.5 78.5 77.5 76 74.5 73.5 72 70 67 64 59.5 53.5 29.5
8 96 90.5 89.5 88 86 84.5 83 82 79.5 76 72.5 67 60 32.5

15 MH – Table of Hydraulic Performance at 50 Hz

Model No.
stages
Q = DELIVERY
l/min 0 133 150 167 183 233 267 300 333 367 417
m³/h 0 8 9 10 11 14 16 18 20 22 25
US GMP 0 35.2 39.6 44.02 48.4 61.6 70.4 79.2 88.05 96.8 110.07
H = TOTAL HEAD OF WATER COLUMN [m]
15 MH 2 29 26 25.5 25.5 25 23 21.5 19.5 17.5 14.5 9.5
3 44 39.5 39 38 37.5 34.5 32.5 29.5 26 22 14.5
4 58.5 53 52 51.5 50.5 47 44 40 35.5 30 20
5 73 65.5 64.5 63.5 62.5 57.5 54 49 43.5 36.5 24
6 87.5 79.5 78 77 75.5 71 67 61.5 54 46 31.5
7 102 92 90.5 89 87.5 82 77.5 70.5 62 52.5 36

20 MH – Table of Hydraulic Performance at 50 Hz

Model No.
stages
Q = DELIVERY
l/min 0 133 150 167 183 233 267 300 333 367 417 467 483
m³/h 0 8 9 10 11 14 16 18 20 22 25 28 29
US GMP 0 35.2 39.6 44.02 48.4 61.6 70.4 79.2 88.05 96.8 110.07 123.2 127.6
H = TOTAL HEAD OF WATER COLUMN [m]
20 MH 2 31 28.5 28 27.5 27 26 25 24 22.5 20.5 16.5 12 10
3 46.5 43 42.5 41.5 41 39.5 38 36.5 34.5 31.5 25.5 19 16
4 62.5 58 57 56 55.5 53.5 51.5 49.5 46.5 42.5 34.5 26 22
5 78.5 72.5 71.5 70.5 69.5 67 64.5 62 58.5 53.5 43.5 32.5 28

3 MH Table of Hydraulic Performance at 60 Hz

PUMP
TYPE
Q = DELIVERY
l/min 0 33.3 41.7 50 58.3 66.7 75 83.3 91.7 100
m³/h 0 2 2.5 3 3.5 4 4.5 5 5.5 6
US GPM 0 8.8 11 13.2 15.4 17.6 19.8 22 24.2 26.4
H = TOTAL HEAD METERS COLUMN OF WATER
3 MH 26 31.5 29 27.5 25.5 23.5 21 18.5 16 13 10
3 MH 36 46 42 39.5 36.5 33.5 29.5 26 22.5 18 13
3 MH 46 62.5 57 54 50 46 41 36.5 31.5 25.5 19
3 MH 56 77 70 65.5 61 55.5 49.5 44 37.5 30 22
3 MH 66 93.5 86 81.5 76 69.5 62.5 55.5 48 39 29
3 MH 76 108.5 99.5 93.5 87 80 71.5 63 54.5 44 32.5

5 MH Table of Hydraulic Performance at 60 Hz

PUMP
TYPE
Q = DELIVERY
l/min 0 41.7 50 58.3 66.7 75 83.3 91.7 100 116.7 133.3 141.7
m³/h 0 2.5 3 3.5 4 4.5 5 5.5 6 7 8 8.5
US GPM 0 11 13.2 15.4 17.6 19.8 22 24.2 26.4 30.8 35.2 37.4
H = TOTAL HEAD METERS COLUMN OF WATER
5 MH 26 33 30 29.5 28.5 28 27 26 25 23.5 21 17 15
5 MH 36 50 45.5 44.5 43.5 42.5 41 39.5 38 36 32 26.5 23
5 MH 46 67 61.5 60 59 57.5 55.5 53.5 51.5 49 43.5 36.5 32.5
5 MH 56 83.5 76 74 72.5 70.5 68 65.5 63 60 53 44 38.5
5 MH 66 99 90 87.5 85.5 83 80 77.5 74 70 61.5 50.5 44.5
5 MH 76 117 104.5 101 98 95 92 88.5 85 80.5 70.5 57.5 50.5

9 MH Table of Hydraulic Performance at 60 Hz

PUMP
TYPE
Q = DELIVERY
l/min 0 100 116.7 133.3 141.7 166.7 200 233.3 266.7 283.3
m³/h 0 6 7 8 8.5 10 12 14 16 17
US GPM 0 26.4 30.8 35.2 37.4 44 52.8 61.6 70.4 74.8
H = TOTAL HEAD METERS COLUMN OF WATER
9 MH 26 34 29.5 28.5 27.5 27 25.5 22.5 18 12.5 9.5
9 MH 36 51.5 44.5 43 42 41.5 39 34.5 28 19.5 14.5
9 MH 46 69 58 56 54.5 53.5 50 44 35.5 24 17.5
9 MH 56 85.5 70.5 68.5 66 65 61 53 42.5 28 20

15 MH Table of Hydraulic Performance at 60 Hz

PUMP
TYPE
Q = DELIVERY
l/min 0 166.7 200 233.3 266.7 283.3 300 333 367 400 433.5 466.5
m³/h 0 10 12 14 16 17 18 20 22 24 28 28
US GPM 0 44 52.8 61.6 70.4 74.8 79.2 88 96.8 105.6 114.4 123.2
H = TOTAL HEAD METERS COLUMN OF WATER
15 MH 26 42 37.5 36.5 35.5 34 33.5 32.5 31 28.5 25.5 22 18
15 MH 36 63.5 56.5 55 53.5 51.5 50 49 46 42.5 38.5 33 27.5
15 MH 46 84.5 75 73.5 71 68 66.5 65 61.5 57 51 44 36.5

20 MH Table of Hydraulic Performance at 60 Hz

PUMP
TYPE
Q = DELIVERY
l/min 0 200 233.3 266.7 283.3 300 333 367 400 433.5 466.5 500 583 566
m³/h 0 12 14 16 17 18 20 22 24 28 28 30 32 34
US GPM 0 52.8 61.6 70.4 74.8 79.2 88 96.8 105.6 114.4 123.2 132 140.8 149.6
H = TOTAL HEAD METERS COLUMN OF WATER
20 MH 26 45.5 41 40.5 36.5 39 38.5 37.5 36 34.5 32 29 26.5 23 19
20 MH 36 68 61.5 60.5 59 58 57.5 55.5 54 51 47.5 43.5 39 33.5 27.5

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