Danfoss Performer SM Series Скачать руководство пользователя | Manualshive

Страница: 14 / 40

background image

T

T

TH

TH

KA

A1

A2 A3

A1

180 s

A2

KA

~

~

suggested wiring diagrams

Compressor models SM / SZ 084 – 090 – 100 – 110 – 120 – 148 - 161

M

DGT

HP

180 s

TH

BP

CONTROL CIRCUIT

F1

F1

KM

KM

KM

KA

KA

A1

A2

A3

KA

KA

KS

KS

KS

L1

L3

L2

Q1

F2

T1

T3

T2

LLSV

KS

Wiring diagram with pump-down cycle

KM

L1

L3

L2

Q1

F2

CONTROL CIRCUIT

F1

F1

KM

KA

KA

KS

KS

KS

BP

HP

DGT

TH

180 s

T1

T2

M

T3

KA

KA

A1

A2

A3

Wiring diagram without pump-down cycle

suggested wiring diagrams

Compressor models SM / SZ 115 – 125 – 160 – 175 – 185

Wiring diagram with pump-down cycle

CONTROL CIRCUIT

F1

F1

KA

KA

KA

HP

T1

T2

T3

KM

DGT

KS

KS

1

2

M

KS

KS

BP

KA

KM

KM

LLSV

180s

TH

F2

Q1

L1

L3

L2

A1

A2

A3

CONTROL CIRCUIT

F1

F1

KA

KA

KA

HP

T1

T2

T3

KM

DGT

KS

KS

1

2

TH

KS

BP

KA

KM

180s

F2

Q1

L1

L3 L2

M

A1

A2

A3

Wiring diagram without pump-down cycle

14

electRical connections and WiRing

short cycle timer function

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Содержание Performer SM Series

Страница 1: ...selection application guidelines Performer scroll compressors SM SY SZ 50 60 Hz R 22 R 407C R 134a R 404A R 507A MAKING MODERN LIVING POSSIBLE REFRIGErATION AIR CONDITIONING...

Страница 2: ...oft start controller 15 SYSTEM DESIGN RECOMMENDATIONS 17 Refrigerant charge limit and compressor protection 17 Crankcase heater 17 Liquid line solenoid valve LLSV 17 Pump down cycle 17 Suction accumul...

Страница 3: ...Compressor sound radiation 27 Mechanical vibrations 27 Gas pulsation 27 INSTALLATION 28 Compressor handling 28 Mounting 28 Removing connections shipping plugs 29 System cleanliness 29 Tubing 29 Filter...

Страница 4: ...once the power has been switched off The figure below illustrates the entire compression process Therearetwoscrollelements anorbiting scroll and a fixed scroll The center of the orbiting scroll trace...

Страница 5: ...or protection type Applies to Description For trio assemblies please contact Danfoss 5 Model SM SZ 084 090 100 110 120 148 161 SM SZ 115 125 160 175 185 SY SZ 240 300 SY SZ 380 Version V R C MA MB AA...

Страница 6: ...s and capacity tables refer to Online Datasheet Generator www danfoss com odsg SM SY compressors SZ compressors Refrigerant R 22 R 407C Frequency 50 Hz 50 Hz Standard rating conditions ARI standard co...

Страница 7: ...Online Datasheet Generator www danfoss com odsg SM SY compressors SZ compressors Refrigerant R 22 R 407C Frequency 60 Hz 60 Hz Standard rating conditions ARI standard conditions Evaporating temperatu...

Страница 8: ...re indicated by a double line The solid line represents the limit when the su perheat is 20o F or less The dotted line shows the limit when the superheat is 54o F Interpolate for superheat values betw...

Страница 9: ...110 120 130 140 150 160 10 0 10 20 30 40 50 60 Evaporating temperature F Condensing temperature F Condensing temp limits S H 20o F S H 54o F SUPERHEAT 10 0 10 20 30 40 50 60 Evaporating temperature F...

Страница 10: ...e application envelopes Dew temperature Mean temperature Example for SZ 084 to 185 Example for SZ 084 to 185 Refrigerant R 407C is a zeotropic mix ture with a temperature glide in both evaporator and...

Страница 11: ...ion 1 5 8 2 1 4 1 3 8 Discharge 1 1 8 1 3 4 7 8 SY SZ 240 Suction 1 5 8 2 1 4 1 5 8 Discharge 1 1 8 1 3 4 1 1 8 SY SZ 300 Suction 1 5 8 2 1 4 1 5 8 Discharge 1 1 8 1 3 4 1 1 8 SY SZ 380 Suction 2 1 8...

Страница 12: ...230V 3 60 Hz 460V 3 60 Hz 575V 3 60 Hz 380 3 60 Hz Voltage range 60 Hz 180 253 V 414 506V 517 632V 342 418 V Electrical connections The terminal box is provided with a 1 1 29 mm hole for the power su...

Страница 13: ...or 115 230 vac 13 ELECTRICAL CONNECTIONS AND WIRING The motor protection module is factory installed in the terminal box and has both phase sequence protection and pre wired thermistor connections The...

Страница 14: ...KS BP HP DGT TH 180 s T1 T2 M T3 KA KA A1 A2 A3 Wiring diagram without pump down cycle Suggested wiring diagrams Compressor models SM SZ 115 125 160 175 185 Wiring diagram with pump down cycle CONTRO...

Страница 15: ...starter MCI soft starters are designed to reduce the starting and stopping current of 3 phase AC motors MCI soft starters can reduce in rush current by up to 40 thereby eliminating the detrimental ef...

Страница 16: ...erated by the MCI As the contactor always switches in no load condition it can be selected on the basis of the thermal current AC 1 Contacts 13 14 are not applicable with MCI 25C When control voltage...

Страница 17: ...wind Below 23 F ambient temperature with wind speed above 11 mph however we recommend thermal insulation of crankcase heaters in order to limit the energy losses to the surrounding air Since the total...

Страница 18: ...the table a crankcase heater must be used During operation liquid floodback may be detected by measuring either the oil sump temperature which should be at least 18 F above the saturated suction tempe...

Страница 19: ...est Crankcase heater Cooling only systems with remote condensor and split system units Refrigerant migration floodback test Crankcase heater because full system charge is not definable risk of overcha...

Страница 20: ...d motor protection module in the terminal box This device provides efficient reliable protection against overheating overloading and phase loss or reversal Connected to the module are PTC sensors embe...

Страница 21: ...a single direction and the motor is wound so that if the connections are correct the rotation will also be correct Compressor models SM SZ 084 to 185 incorporate an internal reverse vent valve which w...

Страница 22: ...e motor terminals must lie within these table limits during both start up and normal operations The maximum allowable voltage imbalance is 2 Voltage imbalance causes high amperage on one or more phase...

Страница 23: ...e compressor from draining back to the discharge side of the compressor during off cycle The upper loop also helps avoid condensed liquid refrigerant from draining back to the compressor when stopped...

Страница 24: ...nsing temperature shown in the application envelopes Under very low ambient conditions in which testing has revealed that the above procedures might not ensure satisfactory condensing and suction pres...

Страница 25: ...compressor to draw vapor from on the suction side The compressor can then quickly enter into a vacuum condition it is therefore important that the expansion device be sized correctly and that a suffi...

Страница 26: ...ure switch cut outs and may place excess strain on both bearings and motor To prevent such problems it is important to allow a 3 ft minimum discharge line length between the compressor discharge port...

Страница 27: ...and code numbers Mechanical vibrations Vibration is most effectively controlled by isolation Performer scroll compressors are designed to produce minimal vibration during operation Rubber isolaters on...

Страница 28: ...erminal box with the intention of moving the compressor as the force placed upon the terminal box will cause extensive damagetoboththeboxandthemotor protection module component inside Lock washer HM 8...

Страница 29: ...nsables and system contaminants such as metal shavings solder and flux have a negativeimpactoncompressorservice life Many of these contaminants are small enough to pass through a mesh screen and can c...

Страница 30: ...age internal components Using a heat shield a heat absorbing compound or both is recommended Due to the relatively large tubing and fitting diameters used for larger scrolls a double tipped acetylene...

Страница 31: ...the table below Never use other gasses such as oxygen dry air or acetylene as these may form an inflammable mixture Pressurize the system on HP side first then LP side Leak detection compressor Use a...

Страница 32: ...ng device operation and desired superheat readings Suction and discharge pressure within acceptable levels Correct oil level in compressor sump indicating proper oil return Low foaming in sight glass...

Страница 33: ...daptator not available rotolock valve set not available Discharge 1 3 8 Solder sleeve adaptator set Rotolock valve set 33 Connectors and valves ACCESSORIES Compressor model Oil type Oil name Code no S...

Страница 34: ...mark UL SM SZ175 185 6 7773108 Belt type crankcase heater 75 W 230 V CE mark UL SM SZ175 185 6 7973005 Belt type crankcase heater 75 W 230 V CE mark UL SM SZ175 185 50 7773118 Belt type crankcase heat...

Страница 35: ...ble for code 3 version compressors Discharge gas temperature must not exceed 275 F The discharge gas thermostat acces sory kit includes all components required for installation as shown below The ther...

Страница 36: ...lock T SM175 3RM SM175 4RM SM175 7RM SM175 9RM SM185 Single Brazed T SM185 3CAM SM185 4CAM SM185 7CAM SM185 9CAM Rotolock T SM185 3RM SM185 4RM SM185 7RM SM185 9RM SY240 Single Brazed M24 SY240A3AAM S...

Страница 37: ...e Brazed T SZ125 3CAM SZ125 4CAM SZ125 7CAM SZ125 9CAM Rotolock T SZ125 3RM SZ125 4RM SZ125 7RM SZ125 9RM SZ148 Single Brazed Int SZ148 3VAM SZ148 4VAM SZ148 7VAM SZ148 9VAM SZ160 Single Brazed T SZ16...

Страница 38: ...75 185 6 48 4 37 4 33 0 1444 2 24 0 24 0 37 0 248 SY SZ 240 4 44 9 37 4 36 25 1413 2 20 1 18 3 30 7 344 SY SZ 300 4 44 9 37 4 36 25 1413 2 20 1 18 3 30 7 355 SY SZ 380 4 44 9 37 4 37 2 1440 2 20 1 18...

Страница 39: ......

Страница 40: ...n Controls for Industrial Refrigeration Industrial Automation Household Compressors Commercial Compressors Thermostats Sub Assemblies Electronic Controls Sensors We are a single source for the widest...

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