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1
INLEIDING ..........................................................................................................................................................7
Voorzorgsmaatregelen in verband met restrisico's ............................................................................................7
1.1
1.2
Algemene beschrijving ........................................................................................................................................8
1.3
Toepassing .........................................................................................................................................................8
1.4
Informatie over koelmiddel R1234ze (E) ............................................................................................................9
1.5
Veiligheidsinstallatie ...........................................................................................................................................9
1.5.1
Veiligheidsvoorzieningen................................................................................................................... 10
1.5.2
1.5.3
machinekamer ................................................................................................................................................. 10
2
INSTALLATIE...................................................................................................................................................13
2.1
Opslag ...............................................................................................................................................................13
2.2
Ontvangen en hanteren ....................................................................................................................................13
2.3
Instructies voor heffen ......................................................................................................................................14
2.4
Plaatsing en montage .......................................................................................................................................15
2.5
Schokdempers ..................................................................................................................................................15
2.6
Vastmaken aan de grond..................................................................................................................................15
2.7
Waterleidingen ..................................................................................................................................................16
2.7.1
Waterleidingen van de verdamper en de condensator ..................................................................... 16
2.7.2
Debietregelaar ................................................................................................................................... 16
2.7.3
Waterbehandeling ............................................................................................................................. 17
2.8
Temperatuurlimieten en waterstroom ...............................................................................................................17
2.8.1
Werkingslimieten EWWD-VZ ............................................................................................................ 18
2.8.2
Bedrijfslimieten EWWH-VZ ............................................................................................................... 19
2.8.3
Werkingslimieten EWWS-VZ............................................................................................................. 20
2.9
Minimum waterniveau in het systeem ..............................................................................................................21
2.10
Vorstbeveiliging van de verdamper ..................................................................................................................21
2.11
Bescherming van de condensator en overwegingen voor ontwerp ..................................................................21
2.11.1
De condensatie regelen met behulp van de verdampende koeltoren .............................................. 22
2.11.2
Condensatiebeheer met bronwater ................................................................................................... 22
2.12
Regelsensor gekoeld water ..............................................................................................................................23
2.13
Veiligheidsklep ..................................................................................................................................................23
2.14
Open de isolatie- en/of afsluitkleppen ..............................................................................................................23
2.15
Elektrische verbindingen...................................................................................................................................24
2.16
Fase onbalans ..................................................................................................................................................24
2.17
Regelcircuit .......................................................................................................................................................24
3
WERKING.........................................................................................................................................................26
3.1
Verantwoordelijkheid van de operator ..............................................................................................................26
3.2
Beschrijving eenheid .........................................................................................................................................26
3.3
Beschrijving koelcyclus .....................................................................................................................................27
3.3.1
Verdamper ......................................................................................................................................... 27
3.3.2
Condensator ...................................................................................................................................... 27
3.3.3
Expansieklep ..................................................................................................................................... 27
3.3.4
Compressoren ................................................................................................................................... 28
3.3.5
Capaciteitsregeling ............................................................................................................................ 28
3.3.6
3.3.7
Olieregelsysteem ............................................................................................................................... 28
3.3.8
Systeem voor het terugwinnen van olie ............................................................................................ 29
3.3.9
Elektrisch bedieningspaneel.............................................................................................................. 29
3.3.10
Veiligheidsmechanismen voor elk koelcircuit .................................................................................... 30
3.3.11
Veiligheidsmechanismen systeem .................................................................................................... 30
3.3.12
Regeltype .......................................................................................................................................... 30
3.3.13
Afwisselen tussen compressors ........................................................................................................ 30
3.3.14
Regelen condensatie onder hoge druk ............................................................................................. 31
3.3.15
Mechanische veiligheidsdrukschakelaar voor de hoge druk. ............................................................ 31
3.3.16
Bescherming compressormotor ........................................................................................................ 31
4
ONDERHOUD ..................................................................................................................................................32
4.1
Onderhoud en reparatie....................................................................................................................................32
D-EIMWC003H02-18_05NL - 2/46

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