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Calorex Variheat AW600 Owners & Installation Manual
Also see for Variheat AW1200: Owners and installation manual
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Contents
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431002594 I S S UE 1 M172 V A R I HEATElectrical safetyIt is important to ensure that all aspects of the installation comply with thelatest I.E.T. Regulations. It is also important to ensure that any remote deviceswhich terminate within the pool hall are of the type and voltage as specified inthe I.E.T. Regulations latest edition.The machine should be installed in accordance with EMC2004/108/EC.Protected supplyWhilst not mandatory, Calorex recommend that an R.C.C.B. is always fitted orthat the supply is to local electricity authority recommendations, and that allducting is bonded in accordance with these regulations.The supply to the machine should incorporate fuses or motor rated circuitbreakers (Type C) to specified rating, (See section 5.0 Variheat DATA SHEETon page 56.) H.R.C. fuses are recommended. An isolator must be fittedwithin clear view and not more than 2 metres away. The isolator must have aminimum 3mm air gap in the off position.All units must be correctly earthed/grounded. An earth leakage trip isrecommended to be fitted to all pool electrics.Inconsistent electrical supplyThe following limits of operation must not be exceeded if Calorex machines areto be guaranteed either in performance or warranty terms:Voltage Minimum MaximumSingle phase machines 207V 253VThree phase machines 360V 440VFrequency 47.5Hz 52.5HzNote: The voltage must be measured at the heat pump mains terminals withall the fans/compressors running at the rated load condition.Correct cable sizingThe cable supplying electricity to a machine with a given load must increasein cross sectional area (C.S.A) as the length increases in order that the voltagedrop within the cable does not exceed recommended limits. Cable sizingshould be calculated by an approved electrician with due considerationto I.E.E and local codes of practice.Note: Three phase Variheat models 1200 and 1500, are fitted with phaseprotection and will not run if phases are connected incorrectly.Warning: The red lamp adjacent to the control panel indicates that the Variheatis live. It is necessary to wait three minutes after the supply is disconnectedbefore removing any panels or commencing servicing of the Variheat.Power supply terminal block layoutsingle phaseN LL2 3N1Switched fuseisolatorsee data sheetfor ratingsSwitched fuseisolator to bewiin 2m (6 feet)and wiin sightof front of unitPower supply terminal block layoutsingle phaseN LL2 3N1N L1 L3L24 5L1 L2 L33N1/L1 3/L2 5/L321Switched fuseisolatorsee data sheetfor ratingsPower supply terminal block layoutree phaseSwitched fuseisolatorsee data sheetfor ratingsSwitched fuseisolator to bewiin 2m (6 feet)and wiin sightof front of unitSwitched fuseisolator to bewiin 2m (6 feet)and wiin sightof front of unit3.7 ELECTRICAL INSTALLATION |
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