Danfoss MT Instructions Manual

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1 FRCC.EI.002.A1.02 © Danfoss Commercial Compressors 04/08The compressor must only beused for its designed purpose(s) andwithin its scope of application (referto «operating limits»).Consult Application guidelines and da-tasheet available from cc.danfoss.comThe compressor is delivered undernitrogen gas pressure (between 0.3and 0.7 bar) and hence cannot beconnected as is; refer to the «as-sembly» section for further details.Under all circumstances, theEN378 (or other applicable local safetyregulation) requirements must befulfilled.The compressor must be handledwith caution in the vertical posi-tion (maximum offset from thevertical : 15°)Operating limits MT MTZ MTZ MTZ NTZR22 R407C R134a R404A / R507AHigh side pressure range bar (g) 10,9 - 27,7 12,5 - 29,4 7,9 - 22,6 13,2 - 27,7 13,2 - 27,7Low side pressure range bar (g) 1,0 - 7,0 1,4 - 6,6 0,6 - 4,7 1,0 - 7,2 0,1 - 3,3Discharge temperature must be kept lower than 130°CHousingServicePressureLubricantSupply VoltageMaximum currentStarting currentModelNumberSerialNumber1" : 80 Nm1"1/4 : 90 Nm1"3/4 : 110 NmInstallation and servicing of the compressor by qualified personnel only. Follow these instructions and sound refrigeration engineeringpractice relating to installation, commissioning, maintenance and service.HM8-4015 Nm230 VA + CThermostat CS RIOL1 PSC 1 CSR 3230 VThermostatBμFStart Relay52115 kΩ -1 wCS RIOLA + CCRSCRSNever operate compressors without terminal cover fitted15 NmHM12-50∼ ∼ ∼INSTRuCTIONSMT / MTZ / NTZ COMPReSSORS

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