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FRIEDHELM LOH Rittal 3273 Series, Руководство по сборке и эксплуатации

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Rittal enclosure cooling unit

21

7 Inspection and maintenance

EN

Fig. 22:

Release the louvred grille

Fig. 23:

Remove the louvred grille

Fig. 24:

Disconnect the connector from the display

Fig. 25:

Disconnect the earthing cable

Fig. 26:

Remove the assembly screws from the cover (loosen 
four screws)

Fig. 27:

Remove the cover

Содержание Rittal 3273 Series

Страница 1: ...Enclosure cooling unit Assembly and operating instructions 3359 xxx 3273 xxx 3382 xxx 3383 xxx 3384 xxx 3385 xxx 3386 xxx 3387 xxx...

Страница 2: ...oad 9 4 5 3 Three phase devices 9 4 5 4 Door limit switch 9 4 5 5 Notes on the flicker standard 9 4 5 6 Potential equalisation 9 4 6 Making the electrical connection 10 4 6 1 Bus connection only when...

Страница 3: ...ed by properly trained specialists Do not obstruct the air inlet and air outlet of the cooling unit inside and outside the enclosure see sec tion 4 2 2 Layout of the electronic components in the enclo...

Страница 4: ...cooling circuit Fig 2 Cooling circuit In the evaporator coil 1 the liquid refrigerant is convert ed to a gaseous state The energy needed for this pur pose is taken from the enclosure air in the form...

Страница 5: ...nser is covered with a dirt repelling easy to clean RiNano coating In many appli cations therefore the use of filter media is unnecessary particularly with dry dusts For dry coarse dust and lint in th...

Страница 6: ...at least 200 mm The cooling unit must be installed and operated in a horizontal position maximum deviation 2 The site must be free from excessive dirt aggressive ambient conditions and moisture The a...

Страница 7: ...ng frame onto the cut out roof plate Note When using an air duct system care must be taken to ensure that it is laid straight and without kinks wherever possible This mini mises the resistance to the...

Страница 8: ...lock refer also to Accessories in the Rittal Catalogue 4 4 Connecting the condensate discharge A condensate discharge hose 1 2 may be fitted to the cooling unit The condensate discharge must be laid w...

Страница 9: ...specified value This will achieve the best short circuit protection for cables and equip ment Example Specified setting range 6 3 10 A set to 6 3 A 4 5 3 Three phase devices The electrical connection...

Страница 10: ...or remotely setting parameters and monitor ing or for integration into the facility management sys tem Fig 12 Connection example Master slave operation Key 1 Serial interface Model No 3124 200 2 Seria...

Страница 11: ...ver see fig 29 on page 22 marked with an arrow If you would like the system messages from the cool ing unit to be evaluated via the system message relay you should also connect a suitable low voltage...

Страница 12: ...heavy lint contamination lint screens should be used available as an optional extra Pull the louvred air inlet grille off the enclosure Secure the filter mat in front of the condenser using the suppl...

Страница 13: ...temper ature and all error messages in the 7 segment display Using an interface card Model No 3124 200 the unit may be incorporated into higher level remote monitor ing systems The cooling unit opera...

Страница 14: ...y In order to be able to change a value you must enter the authorisation code 22 Keep the programming button C held down until 22 appears Press button 2 Set to confirm the code You can now alter the p...

Страница 15: ...Switch between C F 0 1 0 The temperature display can be switched be tween C 0 and F 1 The LED displays the current unit of temperature 5 H1 Setting for switch ing difference hys teresis 2 K 10 K 5 K...

Страница 16: ...6 Operation EN 16 Rittal enclosure cooling unit 6 1 6 Programming overview Fig 19 Programming overview 5 sec 5 sec...

Страница 17: ...supply is interrupted the corresponding relay will drop out and open the contact The RiDiag II software available as an accessory Model No 3159 100 allows you to invert the system message relay circu...

Страница 18: ...onnection examples see section 4 6 1 Bus connection only when interconnecting several units with a Comfort controller For details of how to set the identifier see section 6 1 5 Editable parameters or...

Страница 19: ...ry A10 Evaporator fan Blocked or defective Clear the blockage replace if necessary A11 Compressor Compressor overloaded internal winding protection No action required Unit switches on again independen...

Страница 20: ...perating hours Depending on the level of contamination in the ambient air the maintenance interval may be reduced to suit the air pol lution intensity Sequence of maintenance measures Check the level...

Страница 21: ...enance EN Fig 22 Release the louvred grille Fig 23 Remove the louvred grille Fig 24 Disconnect the connector from the display Fig 25 Disconnect the earthing cable Fig 26 Remove the assembly screws fro...

Страница 22: ...The closed cooling cycle contains refrigerant and oil which must be properly disposed of for the protection of the environment Facilities for disposal are available at the Rittal plant Please contact...

Страница 23: ...0 62 0 42 0 48 0 55 0 62 0 42 0 58 0 77 0 79 0 52 0 47 0 77 0 79 0 52 0 47 0 77 0 79 0 52 0 47 1 00 1 09 0 71 0 81 1 00 1 09 0 71 0 81 1 00 1 09 0 71 0 81 Sensible cooling output Ps to DIN EN 14511 L...

Страница 24: ...50 kW kW 1 10 1 20 0 85 0 87 1 10 1 20 0 85 0 87 1 50 1 65 1 15 1 30 1 50 1 65 1 15 1 30 1 50 1 65 1 15 1 30 2 00 2 14 1 41 1 51 2 00 2 14 1 41 1 51 2 00 2 14 1 41 1 51 Sensible cooling output Ps to...

Страница 25: ...circuit breaker or gG slow fuse T Total cooling output Pc to L 35 L 35 DIN EN 14511 L 35 L 50 kW kW 3 00 3 30 2 20 2 50 3 80 4 00 3 05 3 30 Sensible cooling output Ps to DIN EN 14511 L 35 L 35 kW 2 7...

Страница 26: ...s Fig 33 Spare parts for 3359 xxx 3382 xxx Fig 34 Spare parts for 3273 xxx 3383 xxx 3384 xxx 3385 xxx 101 102 100 71 45 55 25 5 10 10 95 95 70 70 40 75 30 80 15 20 1 90 3359 xxx 3382 xxx 101 15 95 25...

Страница 27: ...le 55 Display 71 Temperature sensor 75 Cover 80 Transformer 90 Evaporator coil 100 Condenser 101 Condensate evaporator 102 Miniature fuse condensate evaporator T4A 6 3 x 32 mm 40 25 5 90 55 95 75 30 7...

Страница 28: ...ions for assembly Fig 36 3359 xxx 3382 xxx assembly Fig 37 3273 xxx 3383 xxx 3384 xxx 3385 xxx assembly Fig 38 3386 xxx 3387 xxx assemblyf 375 415 326 170 597 415 365 80 30 475 260 326 375 597 475 415...

Страница 29: ...X2 X3 K2 K1 B5 B4 B3 2 2 2 NTCCwhite NTCA yellow Level green 1 2 MS1 Serial 3 8 2 L N A1 Kx 13 12 11 10 14 3359 5xx 6xx 3382 5xx 6xx PE PE PE 22 21 3383 5xx 6xx 3384 5xx 6xx 3385 5xx 6xx Power F3 Kx...

Страница 30: ...contact F11 F12 Miniature fuses condensate evaporator K1 Relay collective fault 1 K2 Relay collective fault 2 M1 Compressor M2 Condenser fan M3 Condenser fan optional 3383 xxx to 3387 xxx M4 Evaporat...

Страница 31: ......

Страница 32: ...an find the contact details of all Rittal companies throughout the world here www rittal com contact RITTAL GmbH Co KG Postfach 1662 D 35726 Herborn Phone 49 0 2772 505 0 Fax 49 0 2772 505 2319 E mail...

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