ROOFTOP.pdf

7/04

ENGINEERED PRODUCTS

Model • RT(S0-80) (A, B)t J Unit Type (UT)• RT, Natural Vent Rooftop Unit

Capacity (CA) • (50-80) (500-800 mBTU) Furnace Type (FT) • A, B Standard Temperature Rise (20-60)F0

Rooftop Arrangement (RA) - J, High CFM Blower Unit with Supply Plenum

CAPACITY

D 50

D 60

D 70

~ 80

NOTE:

i 6-112·

(165) ,- - - " ·5/16" _ _ .,.... ____ _ &&-1/16' _ I c1126, ,6s-112• ,21 66, 1•204)

USA Canada

A B C D D

43- 7/8 29- 5/16 23- 112 16 25- 3/16

(1114) (745) (597) (406) (640)

54. 7/8 34-13/16 26 17. 112 26-11/16

(1394) (884) (660) (445) (678)

54. 7/8 40, 5/16 26 17- 1/2 26-11/16

(1394) (1024) (660) (445) (678)

60· 3/8 45-13/16 26 17- 1/2 26·11/16

(1534) (1 164) (660) (445) (678)

•F

34. 1/2

(876)

37. 1/4

(946)

45. 1/2

(1156)

(1295)

DIMENSIONS ARE IN INCHES. DIMENSIONS IN PARENTHESIS ARE IN MILLIMETERS.

G

42- 1116

(1068)

53. 1/16

(1348)

53-1116

(1348)

58- 9/16 (1487)

• •F• DIMENSION IS THE RECOMMENDED CLEARANCE TO SERVICE THE BURNER DRAWER(S) .

.t.•J• DIMENSION IS AN OUTSIDE DIMENSION FOR AIR DAMPERS .

.A. .J. DIMENSION IS AN INSIDE DIMENSION FOR SUPPLY AIR (WITHOUT DAMPER).

GAS INLET

Jt.J NAT LP

35 3/4 112 OR 3/4

(889)

46 3/4 1/2 OR 3/4

(1 168)

46 3/4 1/2 OR 3/4

(1168)

51- 1/2 3/4 1/2 OR 3/4

(1308)

APPROVED

RT-80-J-4

·/hd2 ;l.--/J-202J

Project: FCI Eikton

Unit Tag: ________ _

0 .., __ .... ·--~ .:, 1 1:f!fc,!~~®

260 NORTH ELM ST. WESTFIELD, MA 01085

(413) 564-5540 • FAX: (413) 562-53 11

www.slerllnghvoc.com ♦ ., ,,mru COMP•NY

NERO FACILITIES AD MIN ISTRATOR

The above dimensional drawing includes options that might not pertain to the unit being submitted for approval. Please note that the following items checked below are not Included with the unit being submitted:

D Outside Air Opening I Dampers

O Return Air Openings / Dampers

D Outside Air Hood

ENGINEERED PRODUCTS

RT-80-J-4

Model

Dl9lts Mu.

3, 4, & 5 I Input STU/Hr. Output

CA.FT ('F) CFM I Mu. I Min, BTU/Hr.

50AIB 119 3,100 500,000 200.000 400,000

92 4,000

74 5,000

61 8,000

53 7,000

49 7,500

BOA/B 120 3,700 600,000 240,000 480,000

111 4,000

74 6,000

55 8,000

44 10,000

40 11,000

70A/B 115 4,500 700,000 280,000 560,000

86 6,000

65 8,000

52 10,000

43 12,000

40 13,000

80AIB 118 5,000 800,000 320,000 640,000

98 8,000

74 8,000 59 10,000

49 12.000

44 13,500

RT{S0-80) (A, B)t J Performance Table

TOTAL EXTERNAL STATIC PRESSURE

(INCHES OF WATER)

0,4 0.8 1 1.4

RPM BHP RPM BHP RPM BHP RPM BHP RPM

565 .76 810 1.01 740 1.14 845 1.45 945

875 1.45 755 1.74 805 1.90 895 2.21 1180 810 2.67 870 2.98 900 3.16 975 3.55 1045

955 4.46 1000 4.80 1020 4,98 1075 5.40 1135

1100 6.94 1135 7.32 1155 7.52 1195 7.95 1240

1175 8.48 1205 8.88 1225 9.08 1260 9.52

545 ,74 700 1.19 775 1.45 915 2.02 1035

560 .86 710 1.33 780 1,59 915 2.18 1035

700 2.12 810 2.73 865 3.05 965 3.72 1065

855 ◄ .38 950 5.17 990 5.57 1075 6.39 1155

1025 7.96 1100 8.94 1140 9.43 1210 10.◄2 1280

1110 10.35 1180 11,41 1215 11.95 1280 13.04 1345

525 .85 170 1.31 735 1.55 850 2.06 955 610 1,63 725 2.12 780 2.42 890 3.05 985

735 3.35 830 3,98 875 4.29 960 4.96 1045

880 6.09 950 6.85 HO 7.25 1060 6.03 1130

1030 10.13 1081 10.97 1115 11.43 1175 12.38 1240

1110 12.71 1155 13.59 1185 14.08

835 t.01 870 1.47 735 1,74 850 2.28 950

585 1.54 705 2.02 760 2.30 870 2.93 9155

710 3.15 aoo 3.n 845 4.08 935 4.72 1020

850 5.75 915 6.45 950 8.84 1025 7.83 10115

995 9.58 1045 10.35 1075 10.77 1130 11.69 1195

1110 13.41 1150 14.23 1175 14.sa

1.8 2

BHP RPM BHP

1.78 990 1.95

2.56 1020 2.76

3.94 1085 4.13

5.86 1165 6,10

8.42 1265 8 .68

2,65 1090 2.97

2.83 1090 3.16

4.45 1110 4,83

7.24 1195 7.68

11 .43 1310 11 .95

14,14 1375 14.69

2.60 1000 2 .88

3.71 1030 4.04

5.74 1(185 6.16

8.82 1165 923

13.33 1270 13.79

2.85 995 3.14

3.58 1015 3.91

5.47 1060 5.88

8.41 1130 8 .81

12.65 1225 13.12

NOTES: The pressure drop for Accessories from the following table, must be allowed for when using the above Performance table.

Unless otherwise specified, the following conversions may be used for calculating SI units.

1 Cu. Ft.= 0.028m3 , 1 ft.= 0.305m, 1 in.= 25.4mm, 1 psig = 6.894 kPa, 1000 Btu per hr. = 0.293 kW, 1 in. water column= 0.249 kPa, 1 gallon= 3.785 L, 1000 Btu/Cu. Ft.= 37.5 MJ/m3, 1 lb.= 0.453 kg.

RT-80-J.4

Page 3 of 4 flSTERLiN& ~ HVAC PRODUCTS

RT(50-80) (A, B)t J Accessories Pressure Drop Table

PRESSURE LOSS INCHES OF WATER

RAIHHOOD FILTERS OUTSIDE OR

WITH HROWAWAY WASHABLE PLEATED SUPPLY RETURN

CAPACITY CFM SCREEN ELIM zw r 2" r zw PLENUM DAMPER

3,100 .06 .08 .06 .01 .02 .08 .04 .06 .09 4 ,000 ,09 .13 .09 .02 .03 .12 .07 .09 .15

50 5,000 ,15 .20 .12 .03 .04 .17 .10 .14 .23 8,000 .21 .29 .16 .04 .06 .23 .14 .21 .33 7,000 .29 .40 .19 .06 .08 .30 .18 .28 .45 7,500 .33 .46 - .07 .09 .34 .21 .32 .52

3,700 .OS .07 .04 <.01 <.01 .05 .02 .05 .07

4,000 .05 .08 .05 <,01 .01 .05 .03 .08 .08 eo 6,000 .12 .17 .OB .02 .02 .10 .06 ,13 .19 8,000 .22 .31 .12 .03 ,04 ,1 7 .10 .24 .33

10,000 .34 .48 .16 .04 .06 .24 .14 .37 .52 11,000 ,4 1 ,58 ,18 .05 .08 .28 ,17 .45 .63 4,500 .07 .10 .05 <.01 .01 .06 .03 ,06 .11 6,000 .12 .17 .08 .02 .02 .10 .08 .11 .19

70 8,000 .22 .31 .12 .03 .04 .17 .10 .19 .33 10,000 .34 .48 .16 .04 .06 .24 .14 .30 .52 12,000 .49 .69 - .06 .09 .33 .20 .43 .75 13,000 .58 .81 - .07 .1 1 .38 .23 .51 .88 15,000 .07 . 10 .05 <.01 .01 .06 .03 .06 .10 6,000 .10 .14 .07 .01 .02 .08 .04 .08 .15

80 8,000 .17 .24 . 10 .02 .03 ,13 .07 .15 .28

10,000 .27 .38 .13 .03 .OS .19 .11 .23 ,41

12,000 .39 .55 ,17 .05 ,07 .26 .16 .34 .59 13,500 .49 .70 - .06 .09 .31 .19 .43 .75

RT-80-J-4

RT(S0-80) (A, B)t J

0 STERLiN\i

HVAC PRODUCTS

Weights, Filter Data & Roof Openings Unit Weights Filter Data

Approximate weights for Arrangement "J"t (Quantity)

Unit Type Net Wl,t Ship Wt.t Add for Capacity FIiter Siu

Capacity (lb.) (lb.) Outside Air Hood 50 (8) 20 X 20

RT50 1329 1519 51 60, 70 (8) 16x20

RT60 1571 1n2 59 (4) 20 X 20

RT70 1638 1839 59 80 (12)20 X 20

RT80 1755 1961 63

Convenilon 1 lb. = 0.453 kg.

tThe approximate net and shipping weights shown are for a basic unit (these weights do not include the motor, air hood or any options). If the unit ts equipped wHh an outside air hood, add the weights accordingly (see above). Also add in the motor weight; see motor specifications sheet #MOS-1 for these weights/amperages.

Roof Openings

2-1/2 04l,IPCR [XTCNSION (84)

L UHIT e,;.s[ II-"

WITH CUR8 C>J'

SO: DETAIL

T

.. ...,.,, ...... IUCT'IUCN. oucr t\#UUia

, I . r

I S/1 6 oucr MOUNTING fl.AN]( (24)

OUC'T NJbiWX SU"'I.T NJilUW

--·· A - - [J - - - - (.1 - '" I

(4 6:) CURB/Fl.ASHING u 8Y OTHERS

'- -0 SUPPLY

mtJ&t=======#lll.fim-1

RCTUIIM V' '

1·-1•--0

(2S) CIAIIP[R O.S.

OA

PI.ENUM I.S.

Aoor OPENING

CAPACITY <CA) D E

so JS' JT

(889) (940)

60/7D 48" ...

(1 , 118) ( 1.219)

80 1:~t ff.~,f

4- 1 I /15 (BOTH SIDES)

(1 19)

18-S-1/ (129)

MODEL NUMBER

1 2 3 4 5 6 t

-1e-1/a- (471)

OAMP£A O,S.

-20-7/1

(SJO)

ROOF OP[NNG

-1· (25)

11 l" (2 ,870)

CURB CAP END ACAPT0/1~5· '

SUPPUEO WITH UNIT. •

INV[J'lf IN PLACE AS SHOWN . \_

SEAL ALI. JOINfS Ir SCAMS • • • l - 1/8 (BOTH CHO$)

(79) DETAIL 1,

This Arrangement may be used with Sterling

ROOF CURB KIT #(U)RC009.

7 8 9 10 11 12 13 14 15 16

J I I I I I I I I

(2S)

,-1a-1;1- (479)

PLENUM I.S.

20-7/8- (530)

ROOF OPCNING

DIGITS 3 & ,4 a (CA) CAPACITY, DIGIT, 5 " (FT) FURNACE TYPE, DIGIT 6"' t(FM) FURNACE MATERIAL

REFER TO CATALOG FOR MODEL NUMBER DESCRIPTION.

-•-5/8 (117)