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NMM Series

The warranty conditions will only be valid when all the

instructions about installation and start-up operations

of the pump unit are taken into account.

2.4. Test

All Pumps are dispatched for sale when all the

performance and pressure tests are completed. Proper

assurance of material and fault-free operation of

pumps whose performance tests are made is under the

warrantyof

MAS DAF MAKINA SANAYI A.Ş.

2.5. Pressure Limit

Pressure at the discharge flange must not exceed 10

Bar. A special order is necessary for applications with

higher pressures.

3. SAFE OPERATING CONDITIONS

This manual contains main safety instructions for the

installation, operation and maintenance. It must be

read by the personnel who are responsible for installa-

tion and operation. This manual should always be kept

near the installation location. It is important to comply

with safety precautions stated in page 1 along with the

general safety instructions as well as preventive

measures repeated in other sections of this manual.

3.1. Training of Personnel

Installation, operation and maintenance personnel

must have necessary knowledge in order to accomplish

the given job. The responsibility, adequacies and

controlling duties of such personnel must be

determined by the costumer. It has to be certain that

these personnel comprehend totally the content of the

operating manual.

If the personnel do not have enough knowledge,

required training must be given by the costumer. If

training support is needed by the costumer, it will be

provided by the manufacturer/seller.

CAUTION

Untrained personnel and unwillingness to comply with

safety instructions may be risky for both machine and

environment.

MAS DAF MAKINA SANAYI A.Ş.

is not

responsible for this kind of damages.

3.2. Hazardous Conditions That May Occur When One

does not Comply With the Safety Instructions

Incompliance with safety regulations may put the

personnel, the environment and the machine in danger

and thus may cause damages. Incompliance with safety

regulations may give rise to situations listed below.

Important operational functions of the factory may

stop.

Maintenance may get difficult.

One may get injured by electrical, mechanical or

chemical hazards.

3.3. Safety Measures for Operator

Dangerous, hot or cold components in the pump area

must be covered so that one cannot touch them.

Moving components of the pump must be covered so

that one cannot touch them. Those covers must not be

dismounted while the pump is running. Dangers that

results from electrical connections must be removed.

To get more information about this subject, you can

refer to domestic electrical instructions.

3.4. Safety Measures for Maintenance and Installation

The costumer must assure that all maintenance, check

and installment tasks are performed by qualified

personnel. Repair work must only be performed while

the machine is not running.

The pump and its auxiliary system must be cleaned

thoroughly if it contains hazardous liquids. At the end of

the repair work, all safety and protective equipment

must be re-installed.

3.5. Spare Parts Replacement

Replacement of spare parts and all modifications must

be done after contacting with the manufacturer. Spare

parts and accessories certified by the manufacturer are

important for the safe operation of the system.

Notice: MAS DAF MAKINA SANAYI A.Ş.

is not responsible

from the usage of improper spare parts.

4. TECHNICAL INFORMATION

4.1. Design

These are close coupled, single stage, single suction

with a horizontal opening and a vertical discharge

opening volute type (with horizontal shaft) pumps. They

have closed radial impellers and their casing sizes are in

accordance to DIN 24255 and EN 733 standards.

4.1.1. Locations of Flange – Flanges

Suction Flanges: In axial direction

DN50-DN150

Discharge Flanges: Radially upward DN32-DN125

Standard of Flanges:

TSE EN 1092-2

4.1.2. Connection of Pump and Motor

Motor is close coupled to the pump with a rigid coupling

using and an adapter and flange. In this way, the shafts

of the motor and pump constitute a complete unit.

Содержание NMM Series

Страница 1: ...NMM SERIES Operating Manual Monoblock Centrifugal Pumps May 2021 Revision No ...

Страница 2: ...2 ...

Страница 3: ... us about the rated value and especially the serial number of the pump when you get in contact for help The safety instructions in this manual cover the current national accident protection regulations Beside all of these an operation work and safety measure imposed by the costumer has to be applied The Signs Used in This Operation Manual Read the instructions carefully in this operating manual an...

Страница 4: ... 110 m Speed 1450 2900 RPM Product Information as per Regulation No 547 2012 for Water Pumps with a Maximum Shaft Power of 150 kW Implementing Ecodesign Directive 2009 125 EC Minimum Efficiency Index for MAS NMM Pump Series is shown on the pump label MEI values of MAS NMM Pump Series are shown on the pump characteristic curves Minimum Efficiency Index for MAS NMM Pump Series Minimum 0 4 MEI 0 4 Ef...

Страница 5: ...ment and the machine in danger and thus may cause damages Incompliance with safety regulations may give rise to situations listed below Important operational functions of the factory may stop Maintenance may get difficult One may get injured by electrical mechanical or chemical hazards 3 3 Safety Measures for Operator Dangerous hot or cold components in the pump area must be covered so that one ca...

Страница 6: ...nce with EN 294 in the rigid coupling area Pump can only be run with a guard in accordance with EN 294 according to safety instructions If there is no cover it is provided by the operator 5 TRANSPORT AND STORAGE Suction discharge and all auxiliary fittings must be closed during transport and storage Dead end covers must be removed while the pump unit is being installed 5 1 Transport Pump and pump ...

Страница 7: ...e weight of the pipe and fittings Avoid piping system loads on pump by installing flexible components compensator to suction and discharge of the pump By mounting flexible supporting items take into consideration the fact that these items may elongate under the pressure Suction pipe shall be in a constantly increasing slope to the pump Air in the suction pipe shall be arranged to move into the pum...

Страница 8: ...e to the pump After carrying out the necessary correction connect the parts again by welding Dismantle and clean the last welded part Repaint again and mount on its place After all these processes are accomplished remove the rubber gasket from the suction and discharge openings Open their holes and mount them again on their intended place 6 3 3 Specification of Work after Installation of Piping an...

Страница 9: ...ng the start button As soon as you are assured that the connection is delta open the discharge valve slowly Continue opening the valve until you read the amperage on the electrical panel One should always check the labels which show the direction of rotation and the direction offluid flow If you dismount the coupling protection to monitor the direction of rotation do not restart the engine before ...

Страница 10: ...p has mechanical sealing there is no need for excessive maintenance Water leakage from the mechanical sealing indicates the fact that the sealing is worn out and therefore needs to be replaced If the system consists of a substitute pump keep it ready by operating it once a week Check also the auxiliary systems of the substitute pump The air of the pump and suction line must be drained before commi...

Страница 11: ...s not have compensator noise and vibration increases Wearing in ball bearing also increases noise level Check if there is any noise increasing elements in your installation 9 1 Expected Noıse Values Measurement conditions The distance between the measure point and the pump 1m Operation Without Cavitation Motor IEC Standard Motor Tolerance 3 dB Table 2 Sound Pressure Level Without protective sound ...

Страница 12: ...t the pumps for drinking water Never use the old gaskets make sure the new gaskets and o rings are the same size as the old ones Slip the pump shaft 60 onto the motor shaft fix the set screws Place the stationary part of mechanical seal to its place on the adaptor 12 Mountthe adaptor to the motor flange Place the impeller key 210 into keyway slide the impeller 20 onto the shaft 61 and screw the im...

Страница 13: ...pirate air NPSH is too low Internal components of the pump are worn out System pressure is lower than the requested pressure level Too much too little or improper lubrication Rotor unbalanced Improper bearings Use brand new gland Change the stuffing bush Replace Close the delivery partially in order to reduce the capacity Operate the pump at its label setting Bleed completely the pump and the pipe...

Страница 14: ... 5 461 5 159 0 55 80 243 5 482 5 159 0 75 80 243 5 482 5 159 2900 rpm 1 5 90L 266 5 32 50 506 5 80 160 132 160 240 190 100 70 12 20 2 2 90L 266 5 506 5 160 3 100L 292 552 180 4 112M 335 5 595 5 180 5 5 132S 360 5 640 5 200 30 32 200 1450 rpm 0 37 71 222 5 32 50 462 5 80 160 160 180 240 190 100 70 12 20 0 55 80 243 5 483 5 160 0 75 80 243 5 483 5 160 1 1 90L 266 5 506 5 160 1 5 90L 266 5 506 5 160 ...

Страница 15: ...22 5 462 5 160 0 55 80 243 5 483 5 160 0 75 80 243 5 483 5 160 2900 rpm 3 100L 292 40 65 552 80 180 132 160 240 190 100 70 12 20 4 112M 335 5 595 5 180 5 5 132S 360 5 640 5 200 30 7 5 132M 395 5 675 5 200 40 200 1450 rpm 0 55 80 243 5 40 65 503 5 100 160 160 180 265 212 100 70 12 20 0 75 80 243 5 503 5 160 1 1 90L 266 5 526 5 160 1 5 90L 266 5 526 5 160 2900 rpm 5 5 132S 360 5 40 65 665 5 100 205 ...

Страница 16: ...0 15 160L 666 996 230 18 5 160L 666 996 230 50 250 1450 rpm 2 2 100L 292 50 65 572 100 180 180 225 320 250 125 95 12 20 3 100L 292 572 180 4 112M 335 5 615 5 180 5 5 132M 395 5 700 5 205 30 2900 rpm 15 160L 666 50 65 996 100 230 180 225 320 250 125 95 12 30 18 5 160L 666 996 230 22 180M 519 849 230 30 200L 555 885 230 35 37 200L 555 885 230 45 225M 625 955 230 50 315 1450 rpm 4 112M 335 5 50 80 62...

Страница 17: ...395 5 710 5 215 2900 rpm 22 180M 519 65 80 859 100 240 200 250 360 280 160 120 16 30 30 200L 555 925 270 35 37 200L 555 925 270 45 225M 625 995 270 65 315 1450 rpm 5 5 132M 395 5 65 80 735 5 125 215 224 280 400 315 160 120 16 30 7 5 132M 395 5 735 5 215 11 160M 666 1031 240 15 160L 666 1031 240 65 400 1450 rpm 11 160M 666 65 100 1031 125 240 250 355 400 315 160 120 16 30 15 160L 666 1031 240 18 5 ...

Страница 18: ... 250 315 400 315 160 120 16 30 15 160L 666 1031 240 18 5 180M 519 884 240 22 180L 519 884 240 80 400 1450 rpm 18 5 180M 519 80 100 894 125 250 280 355 500 400 200 150 20 45 22 180L 519 894 250 30 200L 555 960 280 37 225M 625 1030 280 45 225M 625 1030 280 100 160 1450 rpm 1 1 90L 266 5 100 125 551 5 125 160 200 280 360 280 160 120 16 20 1 5 90L 266 5 551 5 160 2 2 100L 292 597 180 3 100L 292 597 18...

Страница 19: ...500 400 200 150 20 45 30 200L 555 975 280 37 225M 625 1095 330 45 225M 625 1095 330 55 250M 746 1216 330 125 200 1450 rpm 5 5 132M 395 5 125 150 750 5 140 215 250 315 400 315 160 120 16 30 7 5 132M 395 5 750 5 215 11 160M 666 1046 240 15 160L 666 1046 240 125 250 1450 rpm 11 160M 666 125 150 1056 140 250 250 355 400 315 160 120 16 30 15 160L 666 1056 250 18 5 180M 519 909 250 22 180L 519 909 250 3...

Страница 20: ... MOMENTS AT THE PUMP FLANGES All of the applied load sif not reached the maximum allowable value to provide that the following additional conditions one of these loads may exceed the normal limit Any component of a force or a moment must be limited1 4times of the maximum allowable value The actual force sand moments acting on each flange should provide the following formula In here and arearithmet...

Страница 21: ...50 32 500 450 550 283 350 300 333 383 467 250 283 367 NMM 32 200 NMM 32 250 NMM 40 160 65 40 617 567 700 333 417 367 367 400 500 300 350 433 NMM 40 200 NMM 40 250 NMM 50 160 65 50 617 567 700 450 550 500 367 400 500 333 383 467 NMM 50 200 NMM 50 250 NMM 50 315 NMM 65 160 80 65 750 683 833 567 700 617 383 433 533 367 400 500 NMM 65 200 NMM 65 250 NMM 65 315 NMM 65 400 100 1000 900 1117 383 433 533 ...

Страница 22: ...Minimum slope is 2 cm m D Fittings flanges etc E Non return valve F Foot valve G Suction valve H Reducer İ Discharge valve J Electrical connection K Insulated cable L Concrete foundation M Compensator 15 SAMPLE PLUMBING Figure 7 Sample Plumbing ...

Страница 23: ...ical Seal Sleeve Pump Shaft Impeller Nut Shaft Fixing Device Impeller Key Part Name Mechanical Seal Plug Drain Plug Plug Casing Stud Casing Hexagonal Bolt Setscrew O Ring Motor 300 261 65 250 90 39 12 01 260 20 60 320 500 210 262 400 380 52 250 261 65 300 90 39 260 01 20 320 12 60 500 52 210 262 380 400 Note This system is used for 5 5 kW or less motor power Note This system is used for motor powe...

Страница 24: ...eller Nut Impeller Key Coupling Key Mechanical Seal Plug Drain Plug Part Name Plug Pump Casing Stud Pump Casing Hexagonal Bolt Hexagonal Bolt Hexagonal Bolt İmbus Bolt İmbus Bolt Nut Nut Nut Setscrew O Ring Coupling Figure 9 NMM Sectional Drawing With Coupling Table 8 NMM Sectional Part List With Coupling Note This coupling system is applied with a motor power 30 KW and over 16 211 362 322 340 341...

Страница 25: ...ge Impeller Mechanical Seal Ring Pump Shaft Impeller Nut Shackle Impeller Key Mechanical Seal Part Name Plug Adapter Plug Volute Casing Stud Volute Casing Hex Bolt Hex Bolt Cap Screw Nut Nut Setscrew Setscrew O Ring Table 9 NMM Drawing For Dismantling Part List Without Coupling Figure 10 NMM Drawing For Dismantling Without Coupling 381 60 322 250 340 16 260 300 12 06 400 262 01 65 20 380 360 361 3...

Страница 26: ...mpeller Mechanical Seal Ring Pump Shaft Impeller Nut Impeller Key Mechanical Seal Plug Adapter Part Name Plug Volute Casing Stud Volute Casing Hex Bolt Cap Screw Cap Screw Nut Nut Setscrew Setscrew O Ring Rigid Coupling Table 10 NMM Drawing For Dismantling Part List With Coupling Figure 11 NMM Drawing For Dismantling With Coupling 340 380 341 16 260 300 12 06 400 262 01 65 20 380 360 361 320 52 25...

Страница 27: ...MM 80 160 1450 0 4 NMM 80 200 1450 0 5 NMM 80 250 1450 0 5 NMM 80 315 1450 0 5 NMM 80 400 1450 0 5 NMM 100 160 1450 0 5 NMM 100 200 1450 0 5 NMM 100 250 1 450 0 4 NMM 100 315 1450 0 6 NMM 100 400 1450 0 5 NMM 125 200 1450 0 4 NMM 125 250 1450 0 5 NMM 125 315 1450 0 6 NMM 125 400 1450 0 6 Pump Type Speed rpm MEI NMM 32 160 2900 0 4 NMM 32 200 2900 0 7 NMM 32 250 2900 0 4 NMM 40 160 2900 0 4 NMM 40 ...

Страница 28: ...Head Office Center Service Orta Mahallesi Atayolu Caddesi No 16 Tuzla 34956 İstanbul Turkey Phone 90 216 456 47 00 Customer Service 90 850 888 8 627 e mail info masgrup com www masgrup com ...

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