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11 Table 3 — Supply Fan Drive Data HP SHAFT DIA (in.) SPEED (rpm) MOTOR SHEAVE MOTOR PITCH DIA (in.) WHEEL SHEAVE WHEEL PITCH DIA (in.). QUANTITY ...BELT Sizes 030-050 7.5 13/8 438 2BK36 3.4 2B5V136 13.7 2...BX60 10 13/8 549 2B5V42 4.3 2B5V136 13.7 2...5VX630 15 15/8 626 2B5V48 4.9 2B5V136 13.7 2...5VX630 20 15/8 703 2B5V54 5.5 2B5V136 13.7 2...5VX630 25 17/8 830 2B5V64 6.5 2B5V136 13.7 2...5VX650 30* 17/8 910 3B5V64 6.5 3B5V124 12.5 3...5VX630 Sizes 055-070 15 15/8 575 2B5V44 4.5 2B5V136 13.7 2...5VX1230 20 15/8 651 2B5V50 5.1 2B5V136 13.7 2...5VX1230 25 17/8 703 2B5V54 5.5 2B5V136 13.7 2...5VX1230 30 17/8 711 2B5V62 6.3 2B5V154 15.5 2...5VX1230 40 21/8 740 3B5V66 6.7 3B5V160 16.1 3...5VX1250 Sizes 075-105 (Forward Curved Fan) 30 17/8 501 3B5V52 5.33 B5V184 18.5 3...5VX1320 40 21/8 539 4B5V56 5.74 B5V184 18.5 4...5VX1320 50 21/8 615 4B5V64 6.54 B5V184 18.5 4...5VX1320 60 23/8 672 4B5V70 7.14 B5V184 18.5 4...5VX1320 Sizes 075-105 (Airfoil Fan) 30 17/8 1353 2B5V74 7.5 2Q5V97 9.7 2...5VX1150 40 21/8 1493 2B5V86 8.7 2Q5V103 10.2 2...5VX1180 50 21/8 1593 3B5V80 8.1 3R5V90 8.9 3...5VX1150 60 23/8 1711 3B5V86 8.7 3R5V90 8.9 3...5VX1150 75 23/8 1799 3B5V110 11.1 3R5V109 10.8 3...5VX1230 *Sizes 040,050 only. NOTE: Part numbers are Browning Manufacturing Corp. reference. Table 4 — Power Exhaust Fan Drive Data TOTAL HP MOTOR QTY...HP MOTOR SHAFT DIA (in.) FAN SPEED RPM MOTOR SHEAVE P/N MOTOR SHEAVE PITCH DIA (in.) FAN SHEAVE P/N FAN SHEAVE PITCH DIA (in.) BELTS QTY...P/N CENTER DIST RANGE (in.) Sizes 030-050 6* 2...3 7/8 656 1VL44 4.1 BK115 11 1...BX71 23.62-26.50 6† 2...3 11/8 656 1VP44L 4.1 BK115 11 1...BX71 23.62-26.50 10** 2...5 11/8 785 1VP50L 4.7 BK110 10.4 1...BX71 23.62-26.50 15** 2...7.5 13/8 882 1VP65 6.0 BK130 12 1...BX77 23.62-26.50 20** 2...10 13/8 1000 1VP75 7.0 BK130 12 1...BX79 23.62-26.50 Sizes 055-105 10 2...5 11/8 740 2P3V45 4.5 2Q3V106 10.6 2...3VX800 26.8-28.5 15 2...7.5 13/8 820 2P3V50 5.0 2Q3V106 10.6 2...3VX800 26.8-28.5 20 2...10 13/8 920 2P3V56 5.6 2Q3V106 10.6 2...3VX800 26.8-28.5 *High-Efficiency Motor Option. NOTE: Part numbers are Browning Manufacturing Corp. reference. †Premium-Efficiency Motor Option. **Applies to both motor options. Table 5 — High-Capacity Power Exhaust Fan Drive Data (48ZT,ZW Units) TOTAL HP MOTOR QTY...HP MOTOR SHAFT DIA. (in.) SPEED RPM MOTOR SHEAVE BLOWER SHEAVE QTY...BELT CENTER DISTANCE RANGE (in.) Part Number Pitch Diameter (in.) Part Number Pitch Diameter (in.) 20 2...10 1.375 714 2B5V48 4.8 2B5V124 12.4 2...BX93 32.8 to 36.7 30 2...15 1.625 841 2B5V58 5.8 2B5V124 12.4 2...BX93 32.6 to 36.5 40 2...20 1.625 928 2B5V58 5.9 2B5V110 11.1 2...5VX950 32.6 to 36.5 50 2...25 1.875 1020 2B5V64 6.5 2B5V110 11.1 2...5VX950 32.5 to 36.3 60 2...30 1.875 1094 2B5V68 6.9 2B5V110 11.1 2...5VX950 32.5 to 36.3 Table 6 — Return/Exhaust Fan Drive Data (48Z6,Z8 Units) TOTAL HP MOTOR QTY...HP MOTOR SHAFT DIA. (in.) SPEED RPM MOTOR SHEAVE BLOWER SHEAVE QTY...BELT CENTER DISTANCE RANGE (in.) Part Number Pitch Diameter (in.) Part Number Pitch Diameter (in.) 20 1...20 1.625 1104 3B5V52 5.3 3R5V85 8.5 3...5VX1000 38.1 to 41.0 25 1...25 1.875 1209 3B5V66 6.7 3R5V97 9.8 3...5VX1060 38.9 to 41.8 30 1...30 1.875 1271 3B5V60 6.1 3R5V85 8.5 3...5VX1030 38.9 to 41.8 40 1...40 2.125 1396 3B5V66 6.7 3R5V85 8.5 3...5VX1060 39.9 to 42.8 12 13 * Fig. 1 — Roof Curb; Sizes 030-050 UNIT TYPE DIMENSION UNIT SIZE 030,035 UNIT SIZE 040,050 VERTICAL SUPPLY AND RETURN WITH GAS HEAT AB 21.-81/16. 13.-311/16. 25.-811/16. 16.-05/8. VERTICAL SUPPLY AND RETURN WITH GAS HEAT AND EXTENDED CHASSIS AB 23.-91/4. 15.-47/16. 27.-95/16. 18.-17/8. 14 * Fig. 2 — Roof Curb; Sizes 055-070 and Sizes 075-105 without High-Capacity Power Exhaust UNIT TYPE DIMENSION UNIT SIZE 055-105 VERTICAL SUPPLY AND RETURN WITH GAS HEAT AB27.-911/16. 22.-103/16. VERTICAL SUPPLY AND RETURN WITH GAS HEAT AND EXTENDED CHASSIS AB 29.-107/8. 24.-113/8. Fi g. 3 — Roof Curb ; Sizes 075 -1 05 wit h High- Capa city Power Exh a us t Fig. 3 — Roof Curb; Sizes 075-105 with High- Capacity Power Exhaust 15 16 * Fig. 4 — Condenser Section Roof Curb (Size 055 and 060 Only) 17 * Fig. 5 — Condenser Section Roof Curb (Size 070-105 Only) 9 3/4" "X"- NO GASKET 4 REF. DETAIL A-A A A "X" 4 1 3 2 CONDENSER END SUPPORT 9 3/4" "X"- NO GASKET 4 REF. DETAIL A-A A A "X" 4 1 3 2 CONDENSER END SUPPORT Fig. 6 — Gasket Location on Roof Curb (48ZG,ZN055-105 and 48Z6,Z8075-105 Units) 5 5 Fig. 7 — Gasket Location — Condenser Section Roof Curb (Size 055-105 Units) 18 19 Fig. 9 — Rigging Label — Size 030-050 Units (Standard Chassis) Fig. 8 — Gasket Location on Roof Curb (48ZT,ZW075-105 Units) CAUTION NOTICE TO RIGGERS 1. ALL PANELS MUST BE IN PLACE WHEN RIGGING. 2. DO NOT ATTEMPT TO FORK THESE UNITS. UNIT WEIGHT A B ECONOMIZER lb kg in. mm in. mm lb kg 48Z030 5770 2623 83.23 2114 176.14 4474 300 136 48Z035 5895 2679 83.23 2114 177.99 4521 300 136 48Z040 6670 3032 92.64 2353 205.87 5229 300 136 48Z050 6710 3050 92.64 2353 207.01 5258 300 136 20 Fig. 11 — Rigging Label — Size 030...

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