Ingersoll-Rand EBC180-300 Installation, Operation And Maintenance Manual Download Page 12 | Manualshive

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Dimensional Data

12

RT-SVX50F-EN

Figure 6. Roof curb —15–25 tons standard efficiency

Figure 7. Downflow duct connections—field fabricated 15–25 tons standard efficiency

9

1”
25.4 MM
CURB FLANGE
LONG SIDES

SHORT SIDES

Notes:

•

Duct flanges mount 7-7/16” down inside the
curb on the 1-1½” curb flanges.

•

Roofcurb is intended for downflow use only.

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Summary of Contents for EBC180-300

Page 1: ...ining Improperly installed adjusted or altered equipment by an unqualified person could result in death or serious injury When working on the equipment observe all precautions in the literature and on...

Page 2: ...n minor or moderate injury It could also be used to alert against unsafe practices NOTICE Indicates a situation that could result in equipment or property damage only accidents WARNING Proper Field Wi...

Page 3: ...ir respective owners Revision Summary Added Third Side Condenser Fork Access option Updated Model Number Description and Unit Weights Sections WARNING Follow EHS Policies Failure to follow instruction...

Page 4: ...21 Unit Disconnect FIYUDC 21 Pre Start 22 Verifying Proper Air Flow Units with Belt Drive Indoor Fan 22 Electromechanical Controls Test Procedure 22 Start Up 23 Sequence Of Operation 23 Standard Econo...

Page 5: ...Low Leak Economizer Dry Bulb w o Barometric Relief4 L Low Leak Economizer Reference Enthalpy w o Barometric Relief4 N Low Leak Economizer Comparative Enthalpy w o Barometric Relief4 Digit 15 Supply Fa...

Page 6: ...porary heat is provided in the building Isolate all side panel service entrances and base pan openings e g conduit holes S A and R A openings and flue openings from the ambient air until the unit is r...

Page 7: ...or the discharge line thermostat open the 24VAC signal from the thermostat is interrupted and the compressor is disabled There is no automatic lockout Power Exhaust Control Optional The power exhaust...

Page 8: ...SOR wire and R terminal at customer connections The occupancy sensor must utilize a normally open contact for proper operation If an occupancy sensor is not used another option to controlling occupied...

Page 9: ...nimum distances necessary to assure adequate serviceability cataloged unit capacity and peak operating efficiency Providing less than the recommended clearances may result in condenser coil starvation...

Page 10: ...Dimensional Data 10 RT SVX50F EN Figure 2 Cooling with optional electrical heat units overview Figure 3 Cooling with optional electrical units front side views 15 25 tons standard efficiency...

Page 11: ...al Data RT SVX50F EN 11 Figure 4 Cooling with optional electrical heat units plan view 15 25 tons standard efficiency Figure 5 Foundation units back view horizontal configuration 15 25 tons standard e...

Page 12: ...ndard efficiency Figure 7 Downflow duct connections field fabricated 15 25 tons standard efficiency 9 1 25 4 MM CURB FLANGE LONG SIDES SHORT SIDES Notes Duct flanges mount 7 7 16 down inside the curb...

Page 13: ...re 8 Downflow unit clearance 15 25 tons standard efficiency Figure 9 Barometric relief and economizer 15 25 tons standard efficiency MOTORIZED DAMPER BAROMETRIC RELIEF IS FOR USE WITH A DOWNFLOW ECONO...

Page 14: ...Dimensional Data 14 RT SVX50F EN Figure 10 Manual damper 15 25 tons standard efficiency...

Page 15: ...EBC180 2146 1826 621 475 365 365 56 37 17 EBC210 2155 1835 624 477 367 367 55 37 20 EBC240 2180 1860 632 484 372 372 55 37 25 EBC300 2206 1886 641 490 377 377 55 36 a Weights are approximate Horizont...

Page 16: ...askets must be installed around the curb perimeter flange and the supply and return air opening flanges General Unit Requirements The checklist listed below is a summary of the steps required to succe...

Page 17: ...mostat with or without switching subbase Connect properly sized control wiring to the proper termination points between the zone thermostat and the unit control panel Condensate Drain Configuration An...

Page 18: ...ustrated below Refer to the customer connection diagram that is shipped with the unit for specific termination points The termination points depending on the customer option selected would be a factor...

Page 19: ...Line Voltage reading that deviates the farthest from the average voltage Example If the voltage readings of the supply power measured 221 230 and 227 the average volts would be VD reading farthest fr...

Page 20: ...o position Close the main power disconnect switch and the unit mounted disconnect switch if applicable Checklist Use the following checklist in conjunction with the general checklist General Unit Requ...

Page 21: ...ty found on the unit nameplate and the N E C 4 Route low voltage class II control wiring through hole in base of unit but not through high voltage conduit Feedcontrolwiringthroughbushingprovided on si...

Page 22: ...using the setpoint potentiometer located on the Economizer Control ECA if applicable Electromechanical Controls Test Procedure See unit schematic for correct wire numbers Fan Test and Minimum Ventila...

Page 23: ...energizes the indoor fan relay coil F to start the indoor fan motor IDM The fan relay F de energizes after the cooling requirement has been satisfied When the heating cycle is terminated the indoor fa...

Page 24: ...timer will prevent unit start up for three minutes Low Ambient Operation Optional During low ambient operation outside air temperature below 50 F the Low Ambient Controller will cycle the outdoor fan...

Page 25: ...Building Design Min Position pot with a range of 0 50 If the Building Design Min Position is set to be higher than the DCV Min Position the setpoints will be capped at the DCV Min Position and the se...

Page 26: ...eed fan DCV OA Good to economize Y1 I Y2 I FAN SPD Y1 O Y2 O Occupied Unoccupied Below CO2 set No Off Off High 0 v Off 0 v Off VENTMIN Closed On Off High 24 v On 0 v Off VENTMIN Closed On On High 24 v...

Page 27: ...e Y1 I Y2 I FAN SPD Y1 O Y2 O Occupied Unoccupied Below set No Off Off High 0 v Off 0 v Off VENTMIN Closed On Off High 24 v On 0 v Off VENTMIN Closed On On High 24 v On 24 v On VENTMIN Closed Yes Off...

Page 28: ...omize Y1 I Y2 I FAN SPD Y1 O Y2 O Occupied Unoccupied Below set No Off Off Low 0 v Off 0 v Off VENTMIN L Closed On Off Low 24 v On 0 v Off VENTMIN L Closed On On High 24 v On 24 v On VENTMIN H Closed...

Page 29: ...onomize Y1 I Y2 I FAN SPD Y1 O Y2 O Occupied Unoccupied Below set No Off Off Low 0 v Off 0 v Off VENTMIN L Closed On Off Low 24 v On 0 v Off VENTMIN L Closed On On High 24 v On 24 v On VENTMIN H Close...

Page 30: ...elay is defaulted to 5 minutes and can be changed in the Advanced Setup menu 2SP FAN DELAY When the unit has a call for Y1 In and in the free cooling mode and there is a call for Y2 In the 2 speed fan...

Page 31: ...connect switch to the Off position or proceed to the next component start up procedure Remove electro mechanical test mode connections if applicable LLE Controls Test Procedure See unit schematic for...

Page 32: ...ter contactor if applicable 4 Verify that the heater stage is operating properly 5 To stop the SERVICE TEST turn the main power disconnect switch to the Off position or proceed to the next component s...

Page 33: ...s number represents the force in pounds required to give the needed deflection 6 Compare the force scale reading Step 5 with the appropriate force valuelistedin Table 16 p 33 Ifthe force reading is ou...

Page 34: ...data on an operator s maintenance log like the one shown in Table 17 p 35 If the operating pressures indicate a refrigerant shortage measure the system superheat For guidelines refer to Compressor St...

Page 35: ...zzle and the microchannel coil is 1 3 Final Process For future reference you may find it helpful to record the unit data requested below in the blanks provided 1 Complete Unit Model Number ___________...

Page 36: ...ll exists after you clear it it re displays within 5 seconds Low Leak Economizer Fault Codes Low Leak Economizer Alarms CO2 Sensor Error SYS Alarm Actuator Undervoltage Actuator Overvoltage Actuator S...

Page 37: ...hen the condensate overflow switch is closed a drain pan overflow condition is indicated and it will shut unit operations down Unit Economizer Control ECA Verify Economizer Status by Economizer Actuat...

Page 38: ...matic Type Voltage Diagram Number Description Constant Volume Power 208 575 1213 2717 EBC180 300 60Hz Cooling only Electric Heat Control 208 575 1213 2724 EBC180 300 60Hz Cooling only Electric Heat Mu...

Page 39: ...0 This warranty is for commercial usage of said equipment and not applicable when the equipment is used for a residential application Commercial use is any application where the end purchaser uses the...

Page 40: ...t and protect food and perishables and increase industrial productivity and efficiency We are a global business committed to a world of sustainable progress and enduring results ingersollrand com Inge...

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