Carel pRack PR100 Quick Manual Download Page 15

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pRack +040000071 rel. 1.1 - 14.10.2011

ENG

I/O list

Digital outputs

NO1

Compressor 1

NO2

Compressor 1, unloader

NO3

Compressor 2

NO4

Compressor 2, unloader

NO5

Compressor 3

NO6

Compressor 3, unloader

NO7

Fan

NO8

Alarms output

Digital inputs

ID1

Suction HP pressostat

ID2

Suction LP pressostat

ID3

Compressor 1, thermal overload alarm

ID4

Compressor 1, oil alarm

ID5

Compressor 2, thermal overload alarm

ID6

Compressor 2, oil alarm

ID7

Compressor 3, thermal overload alarm

ID8

Compressor 3, oil alarm

ID9

Common fan overload

ID10

Inverter alarm

Analog outputs

Common condenser inverter

Analog inputs

Suction pressure probe

4...20 mA

-0.5



..7.0 barg

Condensing pressure probe

4...20 mA

0.0



..30.0 barg

Suction temperature probe

NTC

Discharge temperature probe

HTNTC

External temperature probe

NTC

Tab. 2.f

Main parameters

Parameter

Mask index

Value

Suction regulation by

Cab01

PRESSURE

Suction regulation type

Cab03

NEUTRAL ZONE

Suction setpoint

Cab08

3.5,barg

Suction diﬀ erential

Caf10

0.3 barg

Compressors rotation type

Caf04

FIFO

Refrigerant

Cae24

R404A

High suction pressure alarm threshold

Cae26

6.0 barg

Low suction pressure alarm threshold

Cab01

0.0 barg

Condenser regulation by

Dab01

PRESSURE

Condenser regulation type

Dab03

PROPORTIONAL BAND

Condenser setpoint

Dab07

12.0 barg

Condenser diﬀ erential

Dae01

2.0 barg

High condenser pressure alarm threshold

Dae03

24.0 barg

Low condenser pressure alarm threshold

Cab01

7.0 barg

Tab. 2.g

Summary of Contents for pRack PR100

Page 1: ...t r o l S o l u t i o n s E n e r g y S a v i n g s NO POWER SIGNAL CABLES TOGETHER READ CAREFULLY IN THE TEXT pRack PR100 Quick guide compressor rack controller LEIA E CONSERVE ESTAS INSTRUÇÕES READ AND SAVE THESE INSTRUCTIONS ...

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Page 3: ...ll of the above suggestions likewise apply to the controllers serial boards programming keys or any other accessory in the CAREL product portfolio CAREL adopts a policy of continual development Consequently CAREL reserves the right to make changes and improvements to any product described in this document without prior warning The technical speciﬁcations shown in the manual may be changed without ...

Page 4: ......

Page 5: ...ced conﬁguration 10 2 1 Pre conﬁguration 1 RS2 11 2 2 Pre conﬁguration 2 RS3 12 2 3 Pre conﬁguration 3 RS3p 14 2 4 Pre conﬁguration 4 RS3i 16 2 5 Pre conﬁguration 5 RS4 18 2 6 Pre conﬁgurazione 6 RS4i 20 2 7 Pre conﬁguration 7 SL3d 22 2 8 Pre conﬁguration 8 SL5d 24 2 9 Pre conﬁguration 9 SW1 26 2 10 Pre conﬁguration 10 SW2 28 2 11 Pre conﬁguration 11 d RS2 30 2 12 Pre conﬁguration 12 d RS3 32 2 13...

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Page 7: ...elected the user interface language the pRack PR100 software shows a screen for choosing between three possible system conﬁguration solutions as follows Pre conﬁgurations Wizard Advanced conﬁguration Important after having conﬁgured the system the conﬁguration can be modiﬁed it can be modiﬁed by repeating the same procedure making sure the Carel default values have been reset as described in parag...

Page 8: ... 24V 10 15 50 60 Hz 48V 36Vmin 72Vmax input voltage max power 8VA 6W I O pLAN I O Fig 1 c The preliminary operations to be completed before conﬁguration are as follows 1 with the boards not connected in the pLAN power up the second pRack board and set the pLAN address to 2 for details see Appendix A 2 of the User Manual cod 0300011EN 2 power down and connect the two boards in the pLAN plus any ter...

Page 9: ...izard Ib90 Compressor config Dedicated pRack board for suction line NO Fig 1 j After having conﬁgured condenser line 1 the software asks if condenser line 2 is used answer YES Wizard Ib96 Configure another condensing line YES Fig 1 k After having also conﬁgured the second condenser line the software asks if a summary should be displayed of the settings made Wizard Ib2a Visualize Wizard report NO P...

Page 10: ...he pRack software with the related features To enter the pre conﬁguration list it is necessary to select the item PRE CONFIGURATION in the screen shown by pRack software at start up see Chapter 1 Summary of pre conﬁgurations compressors fans Units in the pLAN as well as the terminal pRack PR100 Version N index lines type N capacity step modulation No of comp alarms N inverter 1 RS2 1 Piston Scroll...

Page 11: ... 2 alarm B7 ID5 Generic condenser alarm Analog inputs B1 B1 Suction pressure probe 4 20 mA 0 5 7 0 barg B3 B3 Suction temperature probe NTC B4 B4 Discharge temperature probe HTNTC Tab 2 b Main parameters Parameter Mask index Value Suction regulation by Cab01 PRESSURE Suction regulation type Cab01 NEUTRAL ZONE Suction setpoint Cab03 3 5 barg Suction diﬀerential Cab08 0 3 barg Compressors rotation t...

Page 12: ...2 RS3 F1 NO4 NO5 F2 NO7 C1 NO1 ID3 Tsuct Psuct B3 B1 ID6 NO6 F3 C2 NO2 ID4 C3 NO3 ID5 Tdis B4 Pcond B2 Fig 2 b Description 3 reciprocating scroll compressors 3 fans 1 generic alarm for each compressor 1 generic alarm for condenser HP LP pressostats pRack S PRK100S ...

Page 13: ...robe NTC B4 Discharge temperature probe HTNTC Tab 2 d Main parameters Parameter Mask index Value Suction regulation by Cab01 PRESSURE Suction regulation type Cab01 NEUTRAL ZONE Suction setpoint Cab03 3 5 barg Suction diﬀerential Cab08 0 3 barg Compressors rotation type Caf10 FIFO Refrigerant Caf04 R404A High suction pressure alarm threshold Cae24 6 0 barg Low suction pressure alarm threshold Cae26...

Page 14: ...O2 ID3 ID4 Tsuct Psuct B3 B1 C2 NO3 NO4 ID5 ID6 C3 NO5 NO6 ID7 ID8 Tdis B4 Pcond B2 Text B5 Fig 2 c Description 3 reciprocating compressors with one unloader each 1 fan stage with inverter 2 alarms for each compressor thermal overload oil 1 generic alarm for condenser HP LP pressostats pRack M PRK100M ...

Page 15: ... 4 20 mA 0 5 7 0 barg B2 Condensing pressure probe 4 20 mA 0 0 30 0 barg B3 Suction temperature probe NTC B4 Discharge temperature probe HTNTC B5 External temperature probe NTC Tab 2 f Main parameters Parameter Mask index Value Suction regulation by Cab01 PRESSURE Suction regulation type Cab03 NEUTRAL ZONE Suction setpoint Cab08 3 5 barg Suction diﬀerential Caf10 0 3 barg Compressors rotation type...

Page 16: ...D5 Tsuct Psuct B3 B1 C2 NO2 ID6 ID7 ID8 C3 NO3 ID9 ID10 ID11 Tdis B4 Pcond B2 Text B5 Y1 ID13 Fig 2 d Description 3 reciprocating compressors the ﬁrst with inverter 1 fan stage with inverter 3 alarms for each compressor thermal overload oil HP LP 1 generic alarm for condenser HP LP pressostats pRack M PRK100M ...

Page 17: ... 10 Vdc Analog inputs B1 Suction pressure probe 4 20 mA 0 5 7 0 barg B2 Condensing pressure probe 4 20 mA 0 0 30 0 barg B3 Suction temperature probe NTC B4 Discharge temperature probe HTNTC B5 External temperature probe NTC Tab 2 h Main parameters Parameter Mask index Value Suction regulation by Cab01 PRESSURE Suction regulation type Cab01 NEUTRAL ZONE Suction setpoint Cab03 3 5 barg Suction diﬀer...

Page 18: ... Tsuct Psuct B3 B1 C2 NO2 ID5 ID6 C3 NO3 ID7 ID8 Tdis B4 Pcond B2 Text B5 F1 NO5 NO6 F2 NO7 F3 NO8 F4 C3 NO4 ID9 ID10 Fig 2 e Descrizption 4 reciprocating scroll compressors 4 fans 2 alarms for each compressor thermal overload oil 1 generic alarm for condenser HP LP pressostats pRack M PRK100M ...

Page 19: ... 0 barg B2 Condensing pressure probe 4 20 mA 0 0 30 0 barg B3 Suction temperature probe NTC B4 Discharge temperature probe HTNTC B5 External temperature probe NTC Tab 2 j Main parameters Parameter Mask index Value Suction regulation by Cab01 PRESSURE Suction regulation type Cab01 NEUTRAL ZONE Suction setpoint Cab03 3 5 barg Suction diﬀerential Cab08 0 3 barg Compressors rotation type Caf10 FIFO Re...

Page 20: ...ct B3 B1 C2 NO2 ID6 ID7 ID8 C3 NO3 ID9 ID10 ID11 Tdis B4 Pcond B2 Text B5 C3 NO4 ID12 ID13 ID14 Fig 2 f Description 4 reciprocating scroll compressors the ﬁrst with inverter 1 fan stage with inverter 3 alarms for each compressor thermal overload oil diﬀerential HP LP 1 generic alarm for condenser HP LP pressostats pRack L PRK100L ...

Page 21: ...m Analog outputs Y1 First compressor inverter 0 10 Vdc Y2 Common condenser inverter 0 10 Vdc Analog inputs B1 Suction pressure probe 4 20 mA 0 5 7 0 barg B2 Condensing pressure probe 4 20 mA 0 0 30 0 barg B3 Suction temperature probe NTC B4 Discharge temperature probe HTNTC B5 External temperature probe NTC Tab 2 l Main parameters Parameter Mask index Value Suction regulation by Cab01 PRESSURE Suc...

Page 22: ...3d F1 NO4 NO5 F2 NO6 C1 NO1 N07 ID3 Tsuct Psuct B3 B1 ID6 C2 NO2 ID4 C3 NO3 ID5 Tdis B4 Pcond B2 Fig 2 g Description 3 scroll compressors the ﬁrst Digital Scroll 2 fans 1 generic alarm for each compressor 1 generic alarm for condenser HP LP pressostats pRack M PRK100M ...

Page 23: ... NTC B4 Discharge temperature probe HTNTC B5 External temperature probe NTC Tab 2 n Main parameters Parameter Mask index Value Suction regulation by Cab01 PRESSURE Suction regulation type Cab01 NEUTRAL ZONE Suction setpoint Cab03 3 5 barg Suction diﬀerential Cab08 0 3 barg Compressors rotation type Caf10 FIFO Refrigerant Caf04 R404A High suction pressure alarm threshold Cae24 6 0 barg Low suction ...

Page 24: ...Tdis B4 Pcond B2 Text B5 C1 NO1 N07 ID3 Tsuct Psuct B3 B1 C2 NO2 ID4 C3 NO3 ID5 C4 NO4 ID6 C5 NO5 ID7 Fig 2 h Description 5 scroll compressors the ﬁrst Digital Scroll 1 fan stage with inverter 1 generic alarm for each compressor 1 generic alarm for condenser HP LP pressostats pRack L PRK100L ...

Page 25: ...arg B2 Condensing pressure probe 4 20 mA 0 0 30 0 barg B3 Suction temperature probe NTC B4 Discharge temperature probe HTNTC B5 External temperature probe NTC Tab 2 p Main parameters Parameter Mask index Value Suction regulation by Cab01 PRESSURE Suction regulation type Cab01 NEUTRAL ZONE Suction setpoint Cab03 3 5 barg Suction diﬀerential Cab08 0 3 barg Compressors rotation type Caf10 FIFO Refrig...

Page 26: ...NO3 NO4 F2 NO5 Tsuct Psuct B3 B1 ID5 Tdis B4 Pcond B2 Text B5 Fig 2 i Description 1 screw compressor with continuous modulation 2 pulsing capacity valves 2 relays for start up 2 fan stages 2 alarms for each compressor generic oil warning 1 generic alarm for condenser HP LP pressostats pRack S PRK100S ...

Page 27: ...NTC B4 Discharge temperature HTNTC B5 External temperature NTC Tab 2 r Main parameters Parameter Mask index Value Suction regulation by Cab01 PRESSURE Suction regulation type Cab01 NEUTRAL ZONE Suction setpoint Cab03 3 5 barg Suction diﬀerential Cab08 0 3 barg Compressors rotation type Caf10 FIFO Refrigerant Caf04 R404A High suction pressure alarm threshold Cae24 6 0 barg Low suction pressure alar...

Page 28: ...O5 NO6 NO7 NO8 ID5 ID6 NO9 ID7 F2 NO10 Tsuct Psuct B3 B1 Tdis B4 Pcond B2 Text B5 Fig 2 j Description 2 screw compressors 2 capacity valves each 2 relays for start up each 1 fan stage with inverter 2 alarms for each compressor generic oil warning 1 generic alarm for condenser HP LP pressostats pRack M PRK100M ...

Page 29: ...0 Vdc Analog inputs B1 Suction pressure probe 4 20 mA 0 5 7 0 barg B2 Condensing pressure probe 4 20 mA 0 0 30 0 barg B3 Suction temperature probe NTC B4 Discharge temperature probe HTNTC B5 External temperature probe NTC Tab 2 t Main parameters Parameter Mask index Value Suction regulation by Cab01 PRESSURE Suction regulation type Cab01 NEUTRAL ZONE Suction setpoint Cab03 3 5 barg Suction diﬀeren...

Page 30: ...6 B3 NO7 ID9 C2_L2 F1 NO3 NO4 F2 ID5 NO5 Tdis B5 Pcond B2 L1 L2 C1_L1 NO1 ID3 T suct Psuct B4 B1 NO2 ID4 C2_L1 Fig 2 k Description Double suction line 2 reciprocating scroll compressors for each line 2 fans 1 generic alarm for each compressor 1 generic alarm for condenser HP LP1 LP2 pressostats pRack M PRK100M ...

Page 31: ... B4 Suction temperature probe L1 NTC B5 Discharge temperature probe HTNTC B6 Suction temperature probe L2 NTC B7 External temperature probe NTC Tab 2 v Main parameters Parameter Mask index Value Suction regulation by Cab01 Cbb01 PRESSURE Suction regulation type Cab01 Cbb01 NEUTRAL ZONE Suction setpoint Cab03 Cbb03 3 5 barg Suction diﬀerential Cab08 Cbb08 0 3 barg Compressors rotation type Caf10 Cb...

Page 32: ...4 C3 NO3 ID5 Tdis B5 Pcond B2 L2 F1 NO11 NO12 F2 C1 NO8 ID9 Tsuct Psuct B7 B3 ID12 NO13 F3 C2 NO9 ID10 C3 NO10 ID11 Tdis B8 Pcond B6 Fig 2 l Description 2 lines in the same board 3 reciprocating scroll compressors for each line 3 fans for each line 1 generic alarm for each compressor 1 generic alarm for each condenser HP LP pressostats pRack L PRK100L ...

Page 33: ... Suction pressure probe 4 20 mA 0 5 7 0 barg B4 L1 Suction temperature probe NTC B5 L1 Discharge temperature probe HTNTC B6 L2 Condensing pressure probe 4 20mA 0 0 30 0 barg B7 L2 Suction temperature probe NTC B8 L2 Discharge temperature probe HTNTC B9 External temperature probe NTC Tab 2 x Main parameters Parameter Mask index Value Suction regulation by Cab01 Cbb01 PRESSURE Suction regulation typ...

Page 34: ...17 Y1 ID16 NO6 C1 NO1 ID3 ID4 ID5 Tsuct Psuct B3 B1 C2 NO2 ID6 ID7 ID8 C3 NO3 ID9 ID10 ID11 Tdis B4 Pcond B2 Text B5 C3 NO4 ID12 ID13 ID14 Fig 2 m Description 2 lines in separated boards 4 reciprocating scroll compressors for each line First compressor with inverter 1 fan stage with inverter for each line 3 alarms for each compressor thermal overload oil HP LP 1 generic alarm for each condenser HP...

Page 35: ...ter 0 10 Vdc Y2 Common condenser inverter 0 10 Vdc Analog inputs B1 Suction pressure probe 4 20 mA 0 5 7 0 barg B2 Condensing pressure probe 4 20 mA 0 0 30 0 barg B3 Suction temperature probe NTC B4 Discharge temperature probe HTNTC B5 solo linea 1 External temperature probe NTC Tab 2 z Main parameters Parameter Mask index Value Suction regulation by Cab01 Cbb01 PRESSURE Suction regulation type Ca...

Page 36: ...ll the screens and parameters shown in the table are always visible or can be set the screens and parameters that are visible or can be set depend on the conﬁ guration and the access level Mask index Display description Description Default UOM Values Main screen Main screen for single suction line and single condenser line display only Hours and minutes Date Suction Suction pressure or temperature...

Page 37: ...en for single line Number of compressors on with unit ON line 2 0 12 Compressor activation percentage with unit ON line 2 0 100 Number of fans on with unit ON line 2 0 16 Fan activation percentage with unit ON line 2 0 100 Main screen for dou ble suction line and double condenser line same screen for both lines display only Hours and minutes Date L1 Suction Suction pressure or temperature line 1 L...

Page 38: ...pensation applied line 1 Diﬀ erential Control diﬀ erential for pressure control line 1 Aa02 display only Pressure Suction pressure line 1 Sat temp Saturated suction temperature line 1 Act setpoint Eﬀ ective set point for temperature control with compensation applied line 1 Diﬀ erential Control diﬀ erential for temperature control line 1 Aa03 display only Actual req Capacity delivered capacity requ...

Page 39: ... OFF ON Requested cap Digital Scroll TM compressor capacity required line 1 0 100 Current capac Digital Scroll TM compressor eﬀ ective capacity line 1 0 100 Aa20 display only Pressure Condensing pressure line 1 Sat temp Saturated condensing temperature line 1 Act setpoint Eﬀ ective set point for pressure control with compens applied line 1 Diﬀ erential Control diﬀ erential for pressure control lin...

Page 40: ...ne 2 Stop Increas Decrease Standby Operating Timings Alarms Reg type Compressor control type line 2 Neutral zone Proportional band Neutral zone Setpoint Eﬀ ective suction pressure set point with compensation applied line 2 Aa34 display only C01 C02 C12 Time remaining to next compressor start line 2 s 0 32000 C01 Capacity delivered by compressor 1 on line 2 a to the right of the value means that so...

Page 41: ...perature control with compensation applied line 2 Diﬀ erential Control diﬀ erential for temperature control line 2 Aa52 display only Actual req Capacity delivered capacity required for condenser line line 2 0 0 100 100 Reg status Control status according to the type of control set line 2 Stop Increas Decrease Standby Operating Timings Alarms Reg type Condenser control type line 2 Neutral zone Prop...

Page 42: ... Countdown for minimum oﬀ time or wait between successive starts screw comp 1 with continuous capacity modulation s 0 999 Min on countdown Countdown to start screw comp 1 with continuous capacity modulation s 0 999 Aa62 display only Status curr Eﬀ ective status of screw compressor 2 Oﬀ Start up Stage1 Stage 2 Stage 3 Stage 4 Status req Status required for the screw compressor 2 Oﬀ Start up Stage1 ...

Page 43: ...variable status for generic modulating function 1 Not active active Setpoint Control set point for generic modulating function 1 Diﬀ erential Control diﬀ erential for generic modulating function 1 Mode Control mode for generic modulating function 1 direct or reverse D R Status Status of generic modulating function 1 0 0 100 0 Aaat display only Reg variable Control variable value for generic modula...

Page 44: ...s Status of ChillBooster device line 1 OFF ON Ext temp Outside temperature line 1 Ext temp thr ChillBooster activation threshold line 1 Time fan 100 Number of minutes elapsed with fans at 100 number of minutes allowed line 1 min 0 999 0 999 Aaa1 display only Status Status of ChillBooster device line 2 OFF ON Ext temp Outside temperature line 2 Ext temp thr ChillBooster activation threshold line 2 ...

Page 45: ...n pressure control line 2 Incr diﬀ Increase diﬀ erential for suction pressure control neutral zone control line 2 Decr diﬀ Decrease diﬀ erential for suction pressure control neutral zone control line 2 Ab05 display only User setp User deﬁ ned set point for condensing pressure control proportional control line 1 Actual setp Eﬀ ective set point for condensing pressure control proportional control wi...

Page 46: ...tion condenser line 2 12 0 barg Ac01 Status Unit status display only Oﬀ from keypad Waiting Unit On Oﬀ from alarm Oﬀ from blackout Oﬀ from BMS Oﬀ by default Oﬀ by default Oﬀ by DIN Oﬀ from keypad Manual op Prevent HP On Oﬀ from keypad line 1 OFF OFF ON Ac02 L1 L2 Unit status display only Oﬀ from keypad See above Ac01 On Oﬀ from keypad line 1 OFF OFF ON On Oﬀ from keypad line 2 OFF OFF ON Ac03 Enab...

Page 47: ...ﬀ display line 1 01 29 Bac03 DO Compressor 1 unloader 1 DO position line 1 01 29 Status display only Status for compressor 1 unloader 1 DO line 1 Closed Open Logic Logic for compressor 1 unloader 1 DO line 1 NO NC NO Function display only Compressor 1 unloader 1 function status line 1 Not active active Bad01 AO Compressor modulating device AO position line 1 0 01 06 Status display only Modulating ...

Page 48: ...ual operating status for fan 16 line 2 OFF OFF ON Bba73 Heat reclaim pump force Manual operating status for heat recovery pump line 2 OFF OFF ON Bba74 ChillBooster force Manual operating status for ChillBooster line 2 OFF OFF ON Bbb05 Compressor 1 Force to Manual continuous capacity request for compressor 1 line 1 0 0 0 0 100 0 Bbb06 Oil cool pump Force to Manual request for oil cooling pump line ...

Page 49: ... function status line 1 Not active active Caa08 Line relay DO Compressor 1 part winding or star DO position and status On Oﬀ display line 1 01 29 Part winding DO Star relay DO Compressor 1 delta DO position and status On Oﬀ display line 1 01 29 Delta relay DO Compressor 1 line DO position and status On Oﬀ display line 1 01 29 Caa09 DO Unloader 1 for compressor 1 DO position line 1 01 29 Status dis...

Page 50: ...90 s 0 9999 Cab13 Power unload to 0 min time Minimum time to decrease capacity request to 0 Neutral zone control suction line 1 30 s 0 9999 Power unload to 0 max time Maximum time to decrease capacity request to 0 Neutral zone control suction line 1 180 s 0 9999 Cac01 Working hours Compressor 1 Compressor 1 operating hours line 1 h 0 999999 Check in Compressor 1 remaining operating hours line 1 h ...

Page 51: ...oating setpoint settable line 1 Minimum ﬂ oating setpoint Minimum compressor ﬂ oating setpoint settable line 1 Cad10 Max setpoint variation admitted Maximum delta admitted for ﬂ oating setpoint suction line 1 Oﬄ ine decreasing time Reduction time when supervisor is oﬄ ine for ﬂ oating setpoint suction line 1 0 min 0 999 Cae01 Number of alarms for each compressor Number of alarms for each compresso...

Page 52: ...larm evaluation Time of semi automatic alarm evaluation for screw compressors out of envelope line 1 2 min 0 999 N of reties before alarm becomes manual Number of retries before alarm becomes manual line 1 3 0 9 Cae40 Switch oﬀ comp 1 Enable compressor 1 oﬀ for compressor inverter warning line 1 NO NO YES Reset Type of compressor inverter warning reset line 1 MANUALE MANUAL AUTO Alarm delay Compre...

Page 53: ...ter frequency 30 Hz 0 150 Max frequency Maximum inverter frequency 60 Hz 0 150 Caf17 Min on time Compressor controlled by inverter minimum ON time line 1 30 s 0 999 Min oﬀ time Compressor controlled by inverter minimum OFF time line 1 60 s 0 999 Min time to start same compressor Compressor controlled by inverter minimum time between same compressor starts line 1 180 s 0 999 Caf18 Digital Scroll co...

Page 54: ...s compressors 25 0 100 Caf27 Compressor start up phase duration Start up phase time after electric start up 10 s 0 999 Maximun time to reach maximum power Maximum time in order to reach maximum compressor capacity con tinuous capacity control 120 s 0 999 minimum power Minimum time in order to reach minimum compressor capacity con tinuous capacity control 120 s 0 999 Caf28 Intermittent Intermittent...

Page 55: ... line 1 0 0 V 0 0 10 0 Maximum voltage Voltage corresponding to the maximum capacity of the inverter line 1 10 0 V 0 0 10 0 Nominal freq Nominal frequency nominal capacity at nominal frequency line 1 50 Hz 0 150 Nominal power Nominal capacity for compressor managed by inverter at nominal frequency line 1 10 0 Kw 0 0 500 0 Cag02 Rising time Time to pass from min capacity to max capacity for modulat...

Page 56: ... of alarms for each compressor line 2 1 0 4 Cbf02 Compressors type Type of compressors line 2 RECIPROCATING RECIPROCATING Scroll Compressors number Number of compressors line 2 2 3 1 12 Cbg01 Minimum voltage Voltage corresponding at the minimum capacity of the inverter line 2 0 0 Hz 0 0 10 0 Maximum voltage Voltage corresponding at the maximum capacity of the inverter line 2 10 0 Hz 0 0 10 0 Nomin...

Page 57: ...it line 1 Maximum Condensers setpoint higher limit line 1 Dab03 Setpoint Condenser setpoint line 1 Dab04 Fans work only when at least one compressor works Enable fan operation linked to compressor operation NO NO YES Dab05 Cut_Oﬀ enable Enable fan cut oﬀ function NO NO YES Cut Oﬀ request Cut oﬀ value 0 0 0 0 100 0 Diﬀ Cut oﬀ diﬀ erential Hysteresis Cut oﬀ hysteresis Dab6 Dab8 Reg type Type for pro...

Page 58: ...ondenser line 1 NO NO YES Dad06 Oﬀ set for external tem perature Temperature delta for ﬂ oating setpoint condenser line 1 0 0 9 9 9 9 Controlled by Digital input Enable ﬂ oating condensing from digital input NO NO YES Dad07 Change set by digital input Enable setpoint compensation by digital input suction condensing line 1 NO NO YES Dae01 Cond pressure tempera ture high alarm Type of high condensin...

Page 59: ...ressor inverter line 1 10 0 V 0 0 99 9 Min power refer Minimum capacity of fan modulating device line 1 60 0 100 Max power refer Maximum capacity of fan modulating device line 1 100 0 999 Dag03 Rising time Time to pass from min capacity to max capacity for fan modulating device line 1 1200 s 0 32000 Falling time Time to pass from max capacity to min capacity for fan modulating device line 1 1200 s...

Page 60: ... Dag13 Speed Up Enable speed up condenser line 1 YES NO YES Speed Up time Speed up time condenser line 1 5 s 0 60 Ext Temp Manage Enable speed up management by outside temperature conden line 1 DIS DIS AB Ext Temp Thresh Outside temperature threshold for speed up management condenser line 1 25 0 C 99 9 99 9 Ext Temp Diﬀ Outside temperature diﬀ erential for speed up management condenser line 1 2 5 ...

Page 61: ...ax limit line 1 30 0 barg Lower value Oil temperature probe min limit line 1 0 0 barg Calibration Oil temperature probe adjustment line 1 0 0 barg Eaaa45 DO Oil level valve DO position compressor 6 line 1 03 01 29 Status display only Oil level valve DO status compressor 6 line 1 Closed Open Logic Oil level valve DO logic compressor 6 line 1 NC NC NO Function display only Oil level function status ...

Page 62: ...Subcooling value line 1 0 0 C 999 9 999 9 Ecaa01 Discharge temperature probe position compressor 1 line 1 B1 B1 B10 Type of discharge temperature probe compressor 1 line 1 4 20mA NTC PT1000 0 1V 0 10V 4 20mA 0 5V HTNTC display only Discharge temperature value compressor 1 line 1 Upper value Maximum discharge temperature value compressor 1 line 1 30 0 barg Lower value Minimum discharge temperature ...

Page 63: ...shold Liquid injection set point line 1 70 0 C Diﬀ erential Liquid injection diﬀ erential line 1 5 0 Eeaa02 DI Heat recovery from digital input DI position line 1 01 18 B1 B10 Status display only Status of heat recovery DI line 1 Closed Open Logic Logic of heat recovery DI line 1 NC NC NO Function display only Status of heat recovery from digital input DI function line 1 Not active active Eeaa03 D...

Page 64: ... 1 Description Enable description change SKIP SKIP CHANGE Description Efa08 Setpoint Setpoint for generic stage function 1 0 0 C Diﬀ erential Diﬀ erential for generic stage function 1 0 0 C Efa09 High alarm High alarm enabling for generic stage function 1 Disab DISABLE ENABLE High alarm High alarm threshold for generic stage function 1 0 0 C Delay time High alarm delay for generic stage function 1...

Page 65: ...ous Efc05 Gen alarm 1 Enable generic alarm function 1 management DISAB DISABLE ENABLE Gen alarm 2 Enable generic alarm function 2 management DISAB DISABLE ENABLE Efc06 Regulation variable Monitored variable for generic alarm function 1 Enable Enabling variable for generic alarm function 1 Description Enable description change SKIP SKIP CHANGE Description Efc07 Alarm type Alarm type for generic ala...

Page 66: ...tus display only Status of ChillBooster DO line 1 Closed Open Logic Logic of ChillBooster DO line 1 NO NC NO Function display only Status of ChillBooster function line 1 Not active active Egab01 Device present Enable ChillBooster function line 1 NO NO YES Deactivation when fanspower falls under Fan capacity under which ChillBooster is deactivated line 1 95 0 100 Egab02 Before the activation fans a...

Page 67: ... limit line 2 0 0 barg Calibration Oil temperature probe adjustment line 2 0 0 barg Eabb04 Oil pumps number Number of oil pumps for common oil cooler line 2 0 0 to 1 digital input 0 to 2 Digital outputs Enable Aout pump Enable AO of common oil cooler pump line 2 YES NO Digital outputs YES digital input Ebba01 DO Subcooling valve DO position line 2 01 29 Status display only Status of subcooling val...

Page 68: ...ebb01 Enable Heat Reclaim Enable heat recovery function line 2 NO NO SI Egba01 DI ChillBooster fault DI position line 2 01 18 B1 B10 Status Status of ChillBooster fault DI line 2 Closed Open Logic Logic of ChillBooster fault DI line 2 NC NC NO Function Status of ChillBooster fault DI line 21 Not active active Egbb01 Device present ChillBooster function enable line 2 NO NO SI Deactivation when fans...

Page 69: ...E 2 DOUBLE SUCTION DOUBLE CONDENSER Fca01 Address Address of the controller in a supervisory system network line 1 196 0 to 207 Protocol Supervisor communication protocol line 1 pRACK MANA GER CAREL SLAVE LOCAL CAREL SLAVE REMOTE MODBUS SLAVE pRACK MANAGER CAREL SLAVE GSM Baudrate Supervisor communication baud rate line 1 19200 1200 to 19200 Fd01 Insert password Password 0000 0 9999 Logged as disp...

Page 70: ... automatic prevent Reset number of prevent line 1 NO NO SI Gca01 Common HP type Type of reset for common HP alarm line 1 AUTO AUTO MAN Common HP delay Common high pressure delay line 1 10 s 0 999 Gca02 Common LP start delay Low common condensing pressure delay at start up line 1 60 s 0 999 Common LP delay Low common condensing pressure delay during operation line 1 20 s 0 999 Gca03 Time of semi au...

Page 71: ...solo visua Suction line Number of suction lines featured in the pre conﬁ guration 0 2 Condenser line Number of condenser lines featured in the pre conﬁ guration 0 2 Ia04 display only Num Comp L1 Number of compressors featured in the pre conﬁ guration line 1 1 12 Comp type L1 Type of compressors featured in the pre conﬁ guration line 1 RECIPROCATING RECIPROCATING SCROLL SCREW Num Comp L2 Number of ...

Page 72: ...4 Enable size and size for compressor group 4 line 1 NO kW NO YES 0 0 500 0 Ib35 S1 Enable stages and stages for compressor group 1 line 1 YES 100 NO SI 100 50 100 50 75 100 25 50 75 100 33 66 100 S4 Enable stages and stages for compressor group 4 line 1 NO kW NO YES S1 S4 Ib36 C01 Size group for compressor 1 line 1 or presence of inverter S1 S1 S4 INV C12 Size group for compressor 12 line 1 S1 S1...

Page 73: ...NO YES Ib42 Setpoint Setpoint without compensation suction line 1 3 5 barg Diﬀ erential Diﬀ erential suction line 1 0 3 barg Ib43 Conﬁ gure another suction line Second suction line conﬁ guration NO NO YES Ib45 Dedicated pRack board for suction line Suction lines on diﬀ erent boards NO NO YES Ib50 Compressors type Type of compressors line 2 RECIPROCAT RECIPROCATING SCROLL Compressors number Number ...

Page 74: ... for proportional suction line control line 2 NO NO SI Ib82 Setpoint Setpoint without compensation suction line 2 3 5 barg Diﬀ erential Diﬀ erential suction line 2 0 3 barg Ib90 Dedicated pRack board for condenser line Suct line s and cond line s on diﬀ erent boards that is condenser line s on dedicated board NO NO YES Ib91 Fans number Number of fans line 1 3 0 16 Ib54 Modulate speed device Fan mo...

Page 75: ...IPROCATING RECIPROCATING SCROLL SCREW Compressors number Number of compressors line 2 0 1 6 Ic07 Number of condensing lines Number of condenser lines in the system 1 0 2 Ic08 Line 1 Number of fans line 1 4 0 16 Line 2 Number of fans line 2 0 0 16 Ic09 Dedicated pRack board for condenser line Condenser lines are on diﬀ erent boards NO NO YES Ic10 solo visual Boards necessary pLAN boards required fo...

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Page 80: ...AREL INDUSTRIES Headquarters Via dell Industria 11 35020 Brugine Padova Italy Tel 39 049 9716611 Fax 39 049 9716600 e mail carel carel com www carel com Agenzia Agency pRack 040000071 rel 1 1 14 10 2011 ...

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Summary of Contents for pRack PR100

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Carel pRack PR100, Quick Manual, Page: 15 / 80

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Summary of Contents for pRack PR100

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