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English (GB)

20

8. Commissioning

The diagram in figure 27 is used as reference.

8.1 Overview of a firefighting application

Fig. 27

Overview of a firefighting application

TM

03

 29

59

 50

05

 N

e

w

9

6

3

14

13

12

4

10

11

8

5a

5

2

7

1a

7

1

)(

A

A

x

x

x

x

x

x

Pos. Description

Pos.

Description

Pos.

Description

1

Fire pump, electric powered

5a

Overflow

11

Overpressure backflow string

1a

Fire pump, diesel powered

6

Pressure tank

12

Fire hydrant

2

Jockey pump

7

Fire pump priming tank

13

Wet sprinkler system

3

Compressor

8

Water supply

14

Dry sprinkler system

4

Control cabinet

9

Alarm valve

5

Intermediate water tank

10

Test-running string/bleed line

Warning

Commissioning must be carried out by 
authorised staff.

Warning

The control cabinet of the controller must remain 
closed during commissioning.

Caution

Do not start the pump until it has been filled with 
water and vented.

Caution

The pump must not run against closed valve as 
this may cause an unacceptable temperature 
increase or the formation of vapour.

Note

See also installation and operating instructions 
for the controller.

Caution

You must not change the engine speed setpoint 
(rpm).

Note

Pump set with Clarke diesel engine:

We recommend that you register the diesel 
engine before startup. Otherwise Clarke cannot 
provide any warranty if the engine is faulty. Go to 
www.clarkefire.com: SERVICE, PARTS & 
WARRANTY.

Summary of Contents for Fire NKF Series

Page 1: ...Fire NKF EN 12845 Diesel driven firefighting system Installation and operating instructions GRUNDFOS INSTRUCTIONS ...

Page 2: ...2 ...

Page 3: ...0 2 Automatic operation 22 10 3 Manual operation 22 10 4 Emergency operation 22 10 5 Weekly test run 22 11 Shutdown 22 12 Maintenance 23 12 1 Preparation before maintenance 23 12 2 Maintenance interval 23 12 3 Pump set 24 12 4 Shaft seal 24 12 5 Bearings 24 12 6 Fuel filters 24 12 7 Battery 24 12 8 Diesel engine 24 12 9 Coupling 24 12 10 Controller 24 13 Fault finding 25 13 1 Pump set with diesel ...

Page 4: ...turer s website 1 Go to http www clarkefire com 2 Choose category SERVICE PARTS WARRANTY 3 Choose Warranty 4 Choose between two categories either Clarke John Deere Online Warranty Registration or Other Engine Manufacturers Online Warranty Registration depending on the manufacturer of the engine You find the name of the manufacturer on the nameplate of the engine 5 Fill out the form 6 Submit the re...

Page 5: ...p 3 4 4 Engine See the installation and operating instructions for the engine 3 4 5 Coupling See the installation and operating instructions for the coupling 3 4 6 Controller See the installation and operating instructions for the controller Warning When lifting the entire pump set use the lifting eyes specifically marked on the base frame Never use the lifting eyes of the individual components Th...

Page 6: ...4 3 Pump set The complete pump set consists of a pump a diesel engine and a controller A flexible coupling connects engine and pump All components are adapted to each other and mounted on a common base frame ready for installation The base frame has holes for fastening lifting equipment and holes for attaching it to the floor The pump set is delivered ready to use The fuel tank can be delivered se...

Page 7: ... and cover 3 Coupling with coupling guard 16 Starter 4 Engine complete 17 Starter relay 5 Controller 18 Starter batteries 6 Fuel tank 19 Diesel injection pump 7 Tank cap 20 Fuel filter 8 Manual filling pump 21 Fuel delivery pump 9 Fuel valve hidden 22 Speed setting 10 Drain screw on fuel tank hidden 23 Stop lever 11 Exhaust pipe 24 Oil dipstick 12 Heat exchanger 25 Oil filter 13 Equalisation tank ...

Page 8: ...wer requirement of the pumps The adjustment is made via the engine speed and consequently this must not be changed See section 1 Dimensions and weights for relationship between the diesel engines and the individual pumps Depending on performance the engines have a turbocharger and if necessary also a charge air cooler The engine is cooled via a heat exchanger in the water cooled John Deere and Doo...

Page 9: ...OP E LPCB F VdS G EN DBI Pos Code Description 1 B Rubber bellows seal Pos Code Material 2 and 3 A Metal impregnated carbon Q Silicon carbide Pos Code Material 4 E EPDM TM06 1943 0514 Pos Description 1 Type designation 2 Product number 3 Serial number 4 Engine type 5 Impeller diameter mm 6 Rated flow rate Q m3 h 7 Head H m 8 Rated engine power P2 kW 9 Rated speed n min 1 10 Weight kg 11 Country of ...

Page 10: ...ric powered H Hoyer S Siemens O Other Approval standard A FM approved and according to NFPA 20 B FM UL listed and according to NFPA 20 C LPCB listed and according to BS EN 12845 D CNBOP approved and according to VdS CEA 4001 E Non listed and according to VdS CEA 4001 F Non listed and according to NFPA 20 G Non listed and according to CEA 4001 H Non listed and according to EN 12845 I APSAD referenc...

Page 11: ...ilation of the pump room Install louvres on site that open as soon as the engine starts The louvres must be dimensioned according to EN 12845 This will ensure an adequate amount of fresh air to remove engine heat and combustion from the room Warning You must not disconnect any parts of the entire pump set without guidance by Grundfos Service Warning Use personal protective equipment when carrying ...

Page 12: ... the resulting gap must be grouted with a suitable shrink free hardening and high strength or reinforced undercast i e Pagel V1 or Eurogrout Premium to have a force fit connection between the base frame and the foundation Before grouting the undercast align the pump set by means of the adjusting screws used for the base frame See fig 8 Fig 8 Aligning the pump set For grouting the undercast make a ...

Page 13: ...ly wheel The pump shaft is pushed on axially and fixed radially with four screws See fig 12 For further information see the installation and operating instructions for the coupling Fig 12 Connection of pump engine Warning Lift the pump set by means of the lifting eyes of the base frame Never use the lifting eyes of the individual components Use only suitable lifting equipment in proper condition S...

Page 14: ...tion pipe to the horizontal pump port and the discharge pipe to the vertical pump port 6 6 Priming tank and test pipe If the pump set is supplied from a storage tank and the suction height is negative install a pump priming tank on the suction side in accordance with local regulations See also the standard applying to the pump set Install a test pipe running from the discharge pipe to the storage ...

Page 15: ...r than the outlet of the heat exchanger 1 1 4 or 1 1 2 Fig 18 Outlet of the heat exchanger If it is an installation with cooling water that is returned to the storage tank use a cooling pipe without solenoid valve See fig 17 If it is an installation with cooling water that is led to the drain use a cooling pipe with solenoid valve See fig 16 6 8 1 Minimum pressure To ensure correct cooling of the ...

Page 16: ... directed safely to the open air through the exhaust system Exhaust must not escape indoors Operation without an exhaust system is not safe Warning Make sure that persons cannot accidentally come into contact with hot exhaust pipes Warning When welding the engine exhaust pipe to the main exhaust pipe wear use the following protective gloves protective clothes suitable for the work an approved safe...

Page 17: ...Fig 20 Example correct installation of fuel tank The fuel tank must be fastened to the floor through the mounting brackets If there is no connecting block connect the fuel pipes as shown in fig 21 to the flow pipe pos A from the manual fuel supply pump and the return pipe pos B from the injection pump Fig 21 Connecting the fuel pipes without connecting block If there is a connecting block see fig ...

Page 18: ...nnection on the top of the fuel tank 2 Adjust the indicator disc on the display to equal 100 when the weight is in top 3 Install the mechanical fuel level indicator Ensure that the display is facing the same direction as the controller 6 13 Fuel hand pump The pump set is equipped with a fuel hand pump See fig 2 Use the fuel hand pump to manually pump diesel fuel from transportable containers into ...

Page 19: ...ut 4 Tighten to 25 Nm Fig 24 Earth connection 7 3 Connection to battery 12 V version 1 Connect the positive pole of battery 1 2 Connect the negative pole of battery 1 The positive pole is marked with red and the negative pole with black Proceed in the same way with battery 2 See fig 25 Fig 25 Connecting the batteries 12 V version 24 V version One battery set consists of two batteries connected in ...

Page 20: ... 5 Intermediate water tank 10 Test running string bleed line Warning Commissioning must be carried out by authorised staff Warning The control cabinet of the controller must remain closed during commissioning Caution Do not start the pump until it has been filled with water and vented Caution The pump must not run against closed valve as this may cause an unacceptable temperature increase or the f...

Page 21: ...m with the rated values 8 Stop the pump via the controller and set the pump set to automatic mode See installation and operating instructions for the controller 9 Close the isolating valve of the test pipe 10 10 Check that the isolating valve at the discharge side is fully open The pump set is now operational and in automatic mode Caution Check the level of oil and coolant in the engine prior to s...

Page 22: ...as soon as water is taken from the sprinkler system and the pressure switch thus detects a pressure drop You can stop the pump set manually via the controller 10 3 Manual operation You can also start and stop the pump set manually for a functional test for restarting or after service work 10 4 Emergency operation If the diesel engine does not start up in automatic operation after six start attempt...

Page 23: ...ds or exhaust pipes Note The operator is responsible for ensuring that all maintenance inspection and installation work is performed by qualified staff according to local regulations and the standard applying to the pump set A regular maintenance plan will help avoid expensive repairs and contribute to trouble free reliable operation Warning Before starting work on the pump set make sure that the ...

Page 24: ...es with Norma type torque brackets 5 Drain condensate from the fuel tank and the fuel filter 6 Check oil level and add oil if necessary 7 Water cooled diesel engines Check the level of coolant in the equalisation tank and add coolant if necessary 8 Water cooled diesel engines Check pipes and hoses of the cooling system for leakages Replace defective pipes and hoses Tighten loose pipe and hose conn...

Page 25: ...ervice instructions for the pump e Pump stressed by the pipework Mount the pump so that it is not stressed Support the pipes See section 6 5 Pipe connection f Defective bearings Replace bearings g Defective coupling Replace the coupling h Foreign bodies in the pump Clean the pump and remove foreign bodies 3 Leaking pump housing a Pump stressed by the pipework Mount the pump so that it is not stres...

Page 26: ...pes 7 Oil pressure is too high or too low when engine is running a Oil filter blocked Replace the oil filter See installation and operating instructions for the diesel engine b Water or fuel in the oil Change oil See installation and operating instructions for the diesel engine c Oil level too low too high Refill with oil or drain off oil See installation and operating instructions for the diesel ...

Page 27: ... 7 Threadlocker 3 8 25 6 36 36a Nut 6 M10 45 9 Thread Eze 10 M12 80 16 105 Shaft seal 1 Soapy water 72a O ring 1 67 Impeller nut 1 M14 40 4 Thread Eze M18 60 6 90d Screw 4 M6 10 2 Thread Eze 2 6 M8 12 3 4 M10 23 5 6 8 10 M12 40 8 4 8 M16 80 16 4 8 M20 120 24 4 M24 120 24 TM04 5621 3609 Grey cast iron Diameter DN Forces N Fy Fz Fx ΣF Horizontal pump z axis discharge port 32 315 298 368 578 40 385 3...

Page 28: ...is clockwise when seen from the drive end The correct direction of rotation is indicated by an arrow on the pump housing 16 7 Liquid and ambient temperature Liquid temperature The pump is designed for liquid temperatures up to 120 C Ambient temperature The maximum permissible ambient temperature depends on the driver and controller See installation and operating instructions for the driver and con...

Page 29: ...d altitude 17 Disposal This product or parts of it must be disposed of in an environmentally sound way 1 Use the public or private waste collection service 2 If this is not possible contact the nearest Grundfos company or service workshop Subject to alterations Note See installation and operating instructions for the engine for more detailed information TM03 4718 2606 TM03 4717 2606 20 25 30 35 40...

Page 30: ...SI 4 424 2 700 x 900 x 1 665 1 280 JU4H ENKAK4 424 2 700 x 900 x 1 665 1 280 NKF 100 200 JU4H ENKA14 DN 125 DN 100 83 ANSI 3 413 2 700 x 900 x 1 665 1 270 JU4H ENKA24 413 2 700 x 900 x 1 665 1 270 NKF 125 250 1 JU4H ENKAK4 DN 150 DN 125 133 ANSI 4 424 2 700 x 900 x 1 665 1 350 JU4H ENKA54 424 2 700 x 900 x 1 665 1 350 JU6H ENKA34 ANSI 5 750 2 950 x 900 x 1 665 1 720 NKF 125 250 JU4H ENKA54 DN 150 ...

Page 31: ...2 NKF 125 250 1 JU4H ENKA34 98 1 JU4H ENKAK4 98 5 JU4H ENKA54 98 1 JU6H ENKA34 98 7 JU6H ENKAM4 98 9 NKF 125 250 JU4H ENKA54 98 1 JU6H ENKA34 98 7 JU6H ENKAM4 98 9 JU6H ENKA54 Contact Grundfos JU6H ENKA74 98 8 JU6H ENKAR4 98 4 NKF 125 315 JU6H ENKAM4 98 9 JU6H ENKA54 Contact Grundfos JU6H ENKA74 98 8 JU6H ENKAR4 98 9 JU6H ENKA84 Contact Grundfos NKF 150 400 2 JU6H ENKA50 99 2 JU6H ENKA60 99 4 DP6H...

Page 32: ...6 NKF 50 200 DN 65 PN 16 4 M16 DN 50 PN 16 4 M16 NKF 50 250 DN 65 PN 16 4 M16 DN 50 PN 16 4 M16 NKF 65 200 DN 80 PN 16 8 M16 DN 65 PN 16 4 M16 NKF 80 200 DN 100 PN 16 8 M16 DN 80 PN 16 8 M16 NKF 80 250 DN 100 PN 16 8 M16 DN 80 PN 16 8 M16 NKF 100 200 DN 125 PN 16 8 M16 DN 100 PN 16 8 M16 NKF 125 250 1 DN 150 PN 16 8 M20 DN 125 PN 16 8 M16 NKF 125 250 DN 150 PN 16 8 M20 DN 125 PN 16 8 M16 NKF 125 3...

Page 33: ...Appendix 33 5 Exploded view Fig 1 Exploded view of NKF pump Subject to alterations TM03 1508 2305 ...

Page 34: ...i Rady d s ujednolicenia przepisów prawnych krajów członkowskich WE SK Prehlásenie o konformite ES My firma Grundfos prehlasujeme na svoju plnú zodpovednost že výrobok Fire NKF system EN na ktorý sa toto prehlásenie vzt ahuje je v súlade s ustanovením smernice Rady pre zblíženie právnych predpisov členských štátov Európskeho spoločenstva v oblastiach SE EG försäkran om överensstämmelse Vi Grundfos...

Page 35: ...orea GRUNDFOS Pumps Korea Ltd 6th Floor Aju Building 679 5 Yeoksam dong Kangnam ku 135 916 Seoul Korea Phone 82 2 5317 600 Telefax 82 2 5633 725 Latvia SIA GRUNDFOS Pumps Latvia Deglava biznesa centrs Augusta Deglava ielā 60 LV 1035 Rīga Tālr 371 714 9640 7 149 641 Fakss 371 914 9646 Lithuania GRUNDFOS Pumps UAB Smolensko g 6 LT 03201 Vilnius Tel 370 52 395 430 Fax 370 52 395 431 Malaysia GRUNDFOS...

Page 36: ...49688 The name Grundfos the Grundfos logo and be think innovate are registered trademarks owned by Grundfos Holding A S or Grundfos A S Denmark All rights reserved worldwide Copyright Grundfos Holding A S www grundfos com ...

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