background image

FORM 100.50-EG1

3

YORK INTERNATIONAL

NOMENCLATURE

PAGE

FIGURES

1

Packaged Rooftop Air Conditioning Unit .................................................. 4

2

Single-Point Power Supply Wiring .......................................................... 31

3

Single-Point Power Supply Wiring with Non-Fused Disconnect ............. 32

4

Dual-Point Power Supply Wiring ............................................................ 33

5

Field Control Wiring ............................................................................... 34

6

General Arrangement Drawing – Bottom Return, Bottom Supply ........... 35

7

General Arrangement Drawing – Rear Return, Left or Right Supply ...... 36

8

Curb Layout Drawing .............................................................................. 37

BASIC MODEL NUMBER

: 50-ton
: 55-ton
: 60-ton
: 65-ton

: Rev. Level A
: Std. Product
: Special

: R-407C

: YORK
: Packaged

Rooftop

: Air-Cooled

: Scroll

1

2

3

4

5 6 7

8 9

10

11 12

13 14

15 16

BASE PRODUCT TYPE

NOMINAL CAPACITY

APPLICATION REFRIGERANT

VOLTAGE

DUCT LOCATIONS

DESIGN SPECIAL

Y

0

5

0

B

1

7

B

A

P

0

5

5

2

8

L

S

0

6

0

4

6

R

X

A

0

6

5

5

8

B
F

L

S

C

C
V
B

: 200 / 3 / 60
: 230 / 3 / 60
: 460 / 3 / 60
: 575 / 3 / 60

: Cooling Only
: Constant Volume
: VAV, VFD
: VAV, VFD w/ Manual Bypass

: Bottom Supply
: Left Supply
: Right Supply
: Bottom Return
: Front Return
: Side Return

Summary of Contents for ECO R-407C

Page 1: ...Packaged Rooftop Air Conditioning Units R 407C OPTIMIZED 50 THROUGH 65 TONS FORM 100 50 EG1 201 00406VIP...

Page 2: ...37 Mechanical Specifications 38 TABLES 1 Physical Data 7 2 Cooling Performance Data 50 Ton Model 12 3 Cooling Performance Data 55 Ton Model 14 4 Cooling Performance Data 60 Ton Model 16 5 Cooling Perf...

Page 3: ...eturn Left or Right Supply 36 8 Curb Layout Drawing 37 BASIC MODEL NUMBER 50 ton 55 ton 60 ton 65 ton Rev Level A Std Product Special R 407C YORK Packaged Rooftop Air Cooled Scroll 1 2 3 4 5 6 7 8 9 1...

Page 4: ...densate Sloped in two directions conforming to ASHRAE 62n this drain pan swiftly minimizes any condensate within the unit Best of all the drain pan is accessible for periodic cleaning required by IAQ...

Page 5: ...scroll surface equal forces in opposing directions cancel one another mini mizing any imbalance Consequently compression is smooth continuous and quiet Vibration isolators on each compressor handle n...

Page 6: ...ter control and quieter operation is obtained during the colder months Low ambient controls are available on all systems offering higher rooftop cooling ca pacity than competitive units HotGasBypass O...

Page 7: ...ta Quantity Size Nominal Tons 4 13 4 13 4 15 4 15 Type Scroll Scroll Scroll Scroll Capacity Steps 25 50 75 100 25 50 75 100 25 50 75 100 25 50 75 100 Supply Fan and Drive Quantity 1 1 1 1 Type FC FC F...

Page 8: ...x16 25x20 25x16 25x20 25x16 25x20 Total Filter Face Area square feet 63 9 63 9 63 9 63 9 Filters 12 rigid 65 2 30 prefilter Quantity 1 4 9 1 4 9 1 4 9 1 4 9 Size length x width in 16x20 25x16 25x20 16...

Page 9: ...man datory during unloading and setting it into position to retain warranty status Spreader bars must be used to prevent damage to the unit casing All lifting lugs must be used when lifting the rooft...

Page 10: ...wledge of the job site conditions BUILDING EXHAUST SYSTEMS Building exhaust systems are often necessary when economizers are used to bring in outdoor air Without proper building exhaust the building m...

Page 11: ...tor en tering air conditions of 83 F dry bulb and 67 F wet bulb Design ambient temperature is 95 F dry bulb Supply air requirements are 17500 cfm of air at 2 25 IWG ex ternal static pressure Power sup...

Page 12: ...715 715 696 610 674 549 643 486 643 429 631 370 Rated performance is at sea level Cooling capacities are gross cooling capacity 85 AIR ON CONDENSER COIL CAPACITY MBH AT ENTERING DRY BULB F CFM ENTERIN...

Page 13: ...655 655 637 644 591 580 590 514 583 455 Rated performance is at sea level Cooling capacities are gross cooling capacity 105 AIR ON CONDENSER COIL CAPACITY MBH AT ENTERING DRY BULB F CFM ENTERING 90 86...

Page 14: ...760 720 701 602 681 534 648 473 649 416 636 357 Rated performance is at sea level Cooling capacities are gross cooling capacity 85 AIR ON CONDENSER COIL CAPACITY MBH AT ENTERING DRY BULB F CFM ENTERIN...

Page 15: ...374 681 317 24000 67 724 693 659 605 651 545 642 481 635 418 632 359 62 725 691 661 661 645 656 594 590 593 521 586 460 105 AIR ON CONDENSER COIL CAPACITY MBH AT ENTERING DRY BULB F CFM ENTERING 90 86...

Page 16: ...873 873 835 835 808 817 763 736 764 669 755 598 Rated performance is at sea level Cooling capacities are gross cooling capacity 85 AIR ON CONDENSER COIL CAPACITY MBH AT ENTERING DRY BULB F CFM ENTERIN...

Page 17: ...783 783 758 759 710 709 684 636 693 565 Rated performance is at sea level Cooling capacities are gross cooling capacity 105 AIR ON CONDENSER COIL CAPACITY MBH AT ENTERING DRY BULB F CFM ENTERING 90 86...

Page 18: ...854 854 812 753 794 674 746 592 743 518 738 441 Rated performance is at sea level Cooling capacities are gross cooling capacity 95 AIR ON CONDENSER COIL CAPACITY MBH AT ENTERING DRY BULB F CFM ENTERIN...

Page 19: ...791 791 767 772 718 721 712 650 707 574 Rated performance is at sea level Cooling capacities are gross cooling capacity 105 AIR ON CONDENSER COIL CAPACITY MBH AT ENTERING DRY BULB F CFM ENTERING 90 86...

Page 20: ...30 2 687 32 2 716 34 2 742 36 1 769 38 2 798 40 5 27000 665 32 7 693 34 6 723 36 8 751 38 9 778 41 0 802 43 1 TOTAL STATIC PRESSURE inches of water column CFM 0 50 1 00 1 50 2 00 2 50 3 00 STD AIR RP...

Page 21: ...0 1 50 2 00 2 50 3 00 STD AIR RPM HP RPM HP RPM HP RPM HP RPM HP RPM HP 10000 674 3 30 801 4 18 12000 713 4 84 823 5 82 929 6 87 14000 762 6 84 858 7 98 952 9 12 1043 10 32 1132 11 62 16000 819 9 36 9...

Page 22: ...5 0 08 0 12 0 09 0 09 0 03 0 07 0 14 16000 0 47 0 35 0 11 0 20 0 20 0 11 0 15 0 11 0 11 0 04 0 09 0 16 18000 0 57 0 44 0 14 0 25 0 25 0 13 0 19 0 14 0 13 0 05 0 10 0 19 20000 0 67 0 53 0 18 0 31 0 31...

Page 23: ...37 0 19 0 75 0 95 0 46 0 32 0 54 0 45 0 09 0 34 0 46 0 15 0 11 0 21 0 15 0 11 0 42 0 55 0 20 0 14 0 26 0 20 0 13 0 49 0 65 0 25 0 18 0 32 0 25 0 15 0 58 0 74 0 31 0 22 0 39 0 31 0 16 0 62 0 79 0 35 0...

Page 24: ...tor LOAD3 is the current of the electric heaters zero for cooling only units LOAD4 is the sum of any remaining currents greater than or equal to 1 0 amp Use the following calculations to determine MCA...

Page 25: ...NOMINAL VOLTAGE MOTOR 208V 230V 460V 575V HP FLA FLA FLA FLA 5 0 14 9 13 6 6 8 5 5 7 5 22 5 20 0 10 0 7 9 10 0 29 2 25 8 12 9 10 3 15 0 41 5 36 0 18 0 14 5 20 0 55 0 48 0 24 0 19 3 25 0 71 0 61 0 30 5...

Page 26: ...quipped to temporarily override an unoccupied mode of operation This Unoccupied Override feature is fully configurable via the OptiLogic user interface ECONOMIZER OPERATION The unit can be equipped wi...

Page 27: ...long as the unit is in the Occupied mode The Out side Air damper may be overridden more open by the unit controller when Outside Air conditions are suitable for economizing Demand Ventilation If an op...

Page 28: ...Low Ambient Lockout temperature is typically low enough that me chanical cooling will rarely be required However for some applications mechanical cooling is required when the Outside Air temperature i...

Page 29: ...idle with the Supply Fan operating as required When a Cooling Stage 1 call Y1 is received and the unit is equipped with an economizer the OptiLogic controller will check the Outside Air conditions to...

Page 30: ...a high SAT setpoint If conditions are not suitable for econo mizing or not equipped with an economizer the control will stage up 50 of the compressors This shall be maintained until Stage 1 is deactiv...

Page 31: ...al wiring must be made in accordance with all N E C and or local code requirements 3 Minimum Circuit Ampacity MCA is based on U L Standard 1995 Section 36 14 N E C Section 440 34 4 Maximum Dual Elemen...

Page 32: ...ded disconnect switch 2 All electrical wiring must be made in accordance with all N E C and or local code requirements 3 Minimum Circuit Ampacity MCA is based on U L Standard 1995 Section 36 14 N E C...

Page 33: ...ual Element Fuse size is based on U L Standard 1995 Section 36 15 N E C Section 440 22 5 Use copper conductors only 6 On units with an optional disconnect switch the supplied disconnect switch is a Di...

Page 34: ...urge Input Shutdown Input Unoccupied Input Occupied to open full command the VAV boxes output shall be used to Note VAV Heat Relay Common 24 VAC Signal Open Normal Potentiometer Common 0 5V Output Sen...

Page 35: ...HOODS WHERE APPLICABLE ARE FOLDED INSIDE UNIT FOR SHIPMENT 6 DIM IS TO OUTSIDE OF LIFTING LUGS SEE NOTE 6 CP Control Panel 179 344 236 1 16 7 3 16 106 7 16 40 5 3 4 35 3 4 16 1 16 24 5 16 140 3 4 95 1...

Page 36: ...O Condenser Section REAR VIEW EE SIDE VIEW FL A I TOP VIEW LEFT SIDE 74 5 1 8 30 11 16 5 13 16 28 1 2 117 7 16 6 1 2 79 1 8 SUPPLY OPENING RETURN OPENING FRONT VIEW CONTROL PANEL DETAIL SEE NOTE 6 16...

Page 37: ...E GALVANIZED NOT PAINTED 3 ROOF CURB MUST BE INSTALLED SQUARE AND LEVEL 2 ROOF CURB SHIPPED IN PIECES FOR FIELD ASSEMBLY OTHER PARTS ARE FURNISHED AND INSTALLED BY OTHERS 1 CURB NAILER GASKET ONLY FUR...

Page 38: ...shall be not acceptable The cabinet corner post and the intermediate side sup ports shall be a minimum of 16 gauge steel All access doors shall be a minimum of 18 gauge on the exterior surfaces and 20...

Page 39: ...d cleanable in the field The con densate drain opening shall be flush with the bottom of the drain pan to allow complete drainage Coils in ex cess of 48 high shall have an intermediate drain pan exten...

Page 40: ...n time for compressors Delay between compressor stages Anti short cycle delays minimum off time for com pressors and supply fan Cooling lockout at 40 F 0 F if equipped for low ambient operation Air fl...

Page 41: ...peed control On units with non modulating exhaust a barometric relief damper is included to prevent outside air from entering in the off cycle Fans shall cycle on and off with building pres sure On un...

Page 42: ...YORK INTERNATIONAL 42 NOTES...

Page 43: ...FORM 100 50 EG1 43 YORK INTERNATIONAL NOTES...

Page 44: ...eam 36USC380 P O Box 1592 York Pennsylvania USA 17405 1592 Subject to change without notice Printed in USA Copyright by York International Corporation 2001 ALL RIGHTS RESERVED Form 100 50 EG1 201 New...

Reviews: