Western Airconditioning Zeta Echo/LN Скачать руководство пользователя

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Western Airconditioning B.V.

Tel. +31 (0) 33 247 78 00

www.western.nl

Zeta Echos

air/water chillers and heat pumps

Technical information manual

Содержание Zeta Echo/LN

Страница 1: ...Western Airconditioning B V Tel 31 0 33 247 78 00 www western nl Zeta Echos air water chillers and heat pumps Technical information manual...

Страница 2: ...ller ZETA ECHOS HP Reversible heat pump ZETA ECHOS ST Unit with tank and pumps ZETA ECHOS DC Unit with recovery condenser ZETA ECHOS DS Unit with desuperheater ZETA ECHO LN Low noise unit ZETA ECHOS S...

Страница 3: ...n 30 Heating capacity basic version 32 Total recovery capacity basic version 34 Cooling capacity LE version 35 Heating capacity LE version 36 Cooling capacity A version 38 Heating capacity A version 4...

Страница 4: ...when the unit is on CONDENSERS The heat exchanger is composed of an aluminium finned copper tube multirow coil of high efficiency The finned coil pack is protected by a metal mesh ELECTRO FANS Axial f...

Страница 5: ...y steps Cumulative alarm contact for remote signaling Forced capacity reduction according to pressure limits Display of Ingoing and outgoing water temperature Currently set temperature and differentia...

Страница 6: ...iance with the regulations set by EUROVENT as high energy efficiency class The diagram below describes the increase of energy efficiency of the Zeta Echos range at 100 charge EER and partial charge ES...

Страница 7: ...can be supplied as accessories The solenoid valve on the fluid line is supplied as standard The unit is supplied without refrigerant charge ZETA ECHOS LE HP heat pump motocondensing unit In addition...

Страница 8: ...les the recovery function depending on water temperature and controls its safety desablement in case of high pressure For maximum benefit use the accessory combined with the circuit regulator The acce...

Страница 9: ...y connected by the installer directly on the main The accessory is combined with dry contacts Remote user terminal in addition to the standard one Dry contacts MISCELLANEOUS ACCESSORIES Rubber antivib...

Страница 10: ...t exchange to the evaporator Minimize response times on load variation and on operative conditions Optimize the regulation of the over heating Guarantee maximum energy efficiency SELF ADAPTABLE REGULA...

Страница 11: ...Western Airconditioning B V reserves the right to alter specifications 11...

Страница 12: ...l power the decoupling pipe recirculates the excess flow which means wasting pumping energy The figure below shows a system with only variable flow primary which also serve the secondary system The by...

Страница 13: ...on the unit s pump runs at the nominal flow rate and with an available head on the system side equal to Dp1 and evaporator pressure drops equal to Dp2 The system s heat load drop causes the shut off v...

Страница 14: ...et at the minimum flow rate and closed system valves the machine might stop due to the anti freeze alarm To prevent this problem there must be a minimum thermal flywheel in the evaporator bypass valve...

Страница 15: ...e unit to operate correctly also in heat pump mode For cooling only machines if using ethylene glycol mixes it is possible to reduce the minimum thermal flywheel based on the curves below For scroll c...

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Страница 70: ...ower supply must be fitted with all protections according to the standards in force Electrical connections three pole power cable earth or three pole cable neutral earth external interlock remote alar...

Страница 71: ...Western Airconditioning B V reserves the right to alter specifications 71 Zeta Echos 062014 Western Airconditioning B V De Wel 10 3871 MV HOEVELAKEN Tel 31 0 33 247 78 00 www western nl...

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