CMI Series Cylinder Type Cast Iron In/outlet Horizontal Electric Pumps

CMI series horizontal electric pumps mainly applicable for conveying of industrial liquid, such as mineral water soft water pure water clean oil and circulation and boosting for other weak chemical-industrial medium. ● Cold...
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Description

CMI series horizontal electric pumps mainly applicable for conveying of industrial liquid, such as mineral water soft water pure water clean oil and circulation and boosting for other weak chemical-industrial medium.

 

Cold water chiller cooling cycle

Water treatment processes

Industrial cleaner and dishwasher

Water boosting on process

Heating and cooling for industrial process

Air-conditioning system

Air freshening heater device(soft water)

Water supply and boosting (drinking water light chlorine water)

Fertilization/metering system

 

WORKING CONDITIONS

 

Liquid temperature :

low temperature: -20 ~ +70 ℃ ;

standard model:+15 ~+70 ℃;

high temperature:+70 ~+104 ℃;

Max.environmental temperature: 50℃

Max. operating pressure: 8 bar

Max. suction pressure is limited by max. Operating pressure

 

MOTOR

 

2-pole induction motor:

three-phase: 220/380V/50Hz

Single-phase: 220~240V/50Hz

Single-phase with input thermal protector

Insulation class: F

Protection: IP55

Continuous duty

(220V/60HZ,380V/60HZ can be customized, please send us an email if necessary.)

 

 

INSTALLATION

 

Notice:

1.Do not install this horizontal electric pumps in the sunbaked or wet place.

2.Install the pump to near the water source as short as possible to have a shortest suction pipe and prevent from reducing the suction.

3.Position the pump using the brackets.

4. Install the pump in dry and ventilated place to ensure safe operation.

5. Try to reduce the bend in pipe circuit as you can, the gradient should less than 2%.

6. The connection of pipe circuit should be water-tight, the pipes should be supported separately.

7. It's appreciated to install a vacuum meter and pressure gauge in the suction and discharge to observe the situation of operation.

 

ELECTRIC CONNECTION

 

Danger:

1. Ensure the voltage (V), frequency (Hz), phase (PH) is conform with the ones marked on the label. When the Voltage 10%, it will make the inset thermal protector operate and the motor stop operating.

2. Pump should be reliably earthed and with leakage protection switch.

3. The cord should meet the requirements of current.

4. Make sure the correct electric connection according to the wiring diagram.

 

TROUBLE SHOOTING

PROBLEMS

POSSIBLE REASONS

SOLUTION

The pump does not

run

The voltage is not correct.

Fuse or thermal protector makes the

pump stop running.

Check the voltage on the nameplate.

Check the fuse or thermal protector.

The pump does not

pump properly

Too much high head

Too low water level

Bottom valve not in water

No water

Leakage of inlet pipe

Check the suitable head.

Check the suction head.

Have the valve in the water.

Fill the pump with water.

Check the suction conditions.

The pump runs but

no water

The foot-valve is blocked.

The impeller is corrosive.

The bottom valve is not in the water.

No priming water.

Leakage in suction pipe.

Check the suction height and re-install the pump.

Replace the impeller.

Fill the suction section with water.

Fill the pump with water.

Check the suction conditions.

The flow reduces

obviously

The foot-valve is blocked.

The head is too high.

The water level is too low.

The impeller is serious damage.

Clean or replace the foot-valve.

Check the installation height.

Check the suction head and re-install the pump.

Replace the impeller.

The motor is over

heating

Low voltage

or insufficient ventilation in pump room

Contact the electric power company to supply stable voltage.

Have good ventilation.

The pump stops

soon after starting

Low voltage

or insufficient ventilation in pump room

Contact the electric power company to supply stable voltage.

Have good ventilation.

 

 

 

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Model Power Rated flow Rated head Model Power Rated flow Rated head Model Power Rated flow Rated head
P2(kW) (m³/h) (m) P2(kW) (m³/h) (m) P2(kW) (m³/h) (m)
CMI1-2(T) 0.25 1 18 CMI2-2(T) 0.25 2 18 CMI3-2(T) 0.25 3 15
CMI1-3(T) 0.25 25 CMI2-3(T) 0.37 24 CMI3-3(T) 0.37 21
CMI1-4(T) 0.37 33 CMI2-4(T) 0.55 32 CMI3-4(T) 0.55 28
CMI1-5(T) 0.37 38 CMI2-5(T) 0.55 40 CMI3-5(T) 0.55 35
CMI1-6(T) 0.37 46 CMI2-6(T) 0.75 47 CMI3-6(T) 0.75 42
CMI1-7(T) 0.55 53 CMI2-7(T) 1 57 CMI3-7(T) 1 49
CMI4-2(T) 0.37 4 15.5 CMI5-2(T) 0.37 5 13 CMI8-10B(T) 0.55 8 10
CMI4-3(T) 0.55 22.5 CMI5-3(T) 0.55 19.5 CMI8-20B(T) 0.75 18
CMI4-4(T) 0.75 31 CMI5-4(T) 0.75 26 CM18-30B(T) 1.1 26
CMI4-5(T) 0.75 38 CMI5-5(T) 0.75 32 CMI8-40B(T) 1.5 34
CMI4-6(T) 1 46 CMI5-6(T) 1 39.5 CMI8-50B(T) 2.2 45
CMI4-7(T) 1.1 53 CMI5-7(T) 1.1 45.5 CMI8-60BT 3 52
CMI8-10(T) 0.55 8 10 CMI10-1(T) 0.65 10 11 CMI12-10B(T) 0.75 12 8.5
CMI8-15(T) 0.75 17 CMI10-2(T) 1.2 24 CMI12-20B(T) 1.1 19.5
CMI8-20(T) 1 20 CMI10-3(T) 2.2 38 CMI12-30B(T) 1.85 29.5
CMI8-25(T) 1.5 30 CMI10-4T 3 52 CMI12-40B(T) 2.2 39.5
CMI8-30(T) 1.85 32 CMI10-5T 3 63 CMI12-50BT 3 50
CMI8-35(T) 2.2 42                
CMI8-40(T) 2.2 45                
CMI12-10(T) 1 12 12.5 CMI15-1(T) 1.2 15 13 CMI16-10(T) 1 16 10
CMI12-15(T) 1.5 19 CMI15-2(T) 2.2 28 CMI16-20(T) 1.5 20
CMI12-20(T) 1.85 26 CMI15-3T 4 43 CMI16-30(T) 2.2 30
CMI12-25(T) 2.2 32 CMI15-4T 5.5 60 CMI16-40T 3 40
CMI12-30T 3 40                
CMI20-10(T) 1 20 8 CMI25-1(T) 2.2 25 12        
CMI20-20(T) 1.85 18 CMI25-2T 4 26        
CMI20-30T 3 28 CMI25-3T 5.5 44        
CMI20-40T 4 42 CMI25-4T 7.5 57        

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CMH series:Section type.Except the middle section and impeller are made of stainless steel, the inlet section and outlet section are made of cast iron.

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Model

CNP Power  Rated flow Rated head Model CNP   Rated flow Rated head
Model P2(kW) (m³/h) (m) Model Power (m³/h) (m)
          P2(kW)    
CMH2-20(T) CHLFT2-20 0.37 2 14 CMH4-20(T) CHLFT4-20 0.55 4 15
CMH2-30(T) CHLFT2-30 0.37 21 CMH4-30(T) CHLFT4-30 0.75 22
CMH2-40(T) CHLFT2-40 0.55 28 CMH4-40(T) CHLFT4-40 0.75 30
CMH2-50(T) CHLFT2-50 0.55 35 CMH4-50(T) CHLFT4-50 1 38
CMH2-60(T) CHLFT2-60 0.75 42 CMH4-60(T) CHLFT4-60 1.1 45
CMH8-10(T)   0.55 8 12 CMH8-10B(T) CHLFT8-10 0.55 8 9
CMH8-15(T)   0.75 20 CMH8-20B(T) CHLFT8-20 0.75 19
CMH8-20(T)   1 24 CMH8-30B(T) CHLFT8-30 1.1 26
CMH8-25(T)   1.5 27 CMH8-40B(T) CHLFT8-40 1.5 37
CMH8-30(T)   1.85 36 CMH8-50B(T) CHLFT8-50 2.2 46.5
CMH8-35(T)   2.2 43 CMH8-60BT CHLFT8-60 3 52
CMH8-40(T)   2.2 48          
CMH12-10(T)   1 12 13.5 CMH12-10B(T) CHLFT12-10 0.75 12 9.5
CMH12-15(T)   1.5 20 CMH12-20B(T) CHLFT12-20 1.1 19.5
CMH12-20(T)   1.85 28 CMH12-30B(T) CHLFT12-30 1.85 29.5
CMH12-25(T)   2.2 33.5 CMH12-40B(T) CHLFT12-40 2.2 39.5
CMH12-30T   3 39 CMH12-50BT CHLFT12-50 3 50
CMH16-10(T) CHLFT16-10 1 16 10 CMH20-10(T) CHLFT20-10 1 20 10.5
CMH16-20(T) CHLFT16-20 1.5 20 CMH20-20(T) CHLFT20-20 1.85 20
CMH16-30(T) CHLFT16-30 2.2 30 CMH20-30T CHLFT20-30 3 31.5
CMH16-40T CHLFT16-40 3 40 CMH20-40T CHLFT20-40 4 40
               

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