/ Schematic /
L
TOWER CL INLET
INLET PIPING
(BY OTHERS)
| D |
| W |
A | MOTOR |
VERTICAL DISCHARGE
H
C |
TOWER L OUTLET |
C
S
USE FOR
STATIC LIFT
OUTLETSIDE
CL
B
CL BOTTOM OUTLET
E
TOWER COLLECTION BASIN
| AIR INLET ELEVATION |
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| SIDE ELEVATION |
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| Dimensions |
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| Piping | ||
Tower | Nominal Tons |
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Model | note1 | L | W | H | A | B |
| C note 2 | D | E | S | kW | Inlet |
| Outlet |
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490A | 8 | 902 | 1292 | 1610 | 402 | 175 |
| 610 | note 3 | note 6 | 1318 | .25 | 2" |
| 2" F |
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490B | 10 | 902 | 1292 | 1610 | 402 | 175 |
| 610 | 1318 | .75 | 2" |
| 2" F | ||
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492A | 22 | 1206 | 1543 | 2248 | 432 | 241 |
| 1219 | note 3 | 203 | 1956 | .75 | 4" |
| 4" M |
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492B | 28 | 1206 | 1543 | 2248 | 432 | 241 |
| 1219 | 203 | 1956 | 1.5 | 4" |
| 4" M | |
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493A | 36 | 1816 | 1549 | 2248 | 432 | 241 |
| 1524 | note 3 | 203 | 1956 | 1.5 | 4" |
| 4" M |
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493B | 42 | 1816 | 1549 | 2248 | 432 | 241 |
| 1524 | 203 | 1956 | 2.2 | 4" |
| 4" M | |
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494A | 51 | 1816 | 1972 | 2743 | 608 | 292 |
| 1829 | 3251 | 235 | 2403 | 1.5 | 6" |
| 6" MC |
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494B | 57 | 1816 | 1972 | 2743 | 608 | 292 |
| 1829 | 3251 | 235 | 2403 | 2.2 | 6" |
| 6" MC |
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494C | 68 | 1816 | 1972 | 2743 | 608 | 292 |
| 1929 | 3251 | 235 | 2403 | 3.7 | 6" |
| 6" MC |
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495A | 80 | 2426 | 1975 | 2743 | 608 | 292 |
| 2134 | 3251 | 235 | 2403 | 3.7 | 6" |
| 6" MC |
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495B | 91 | 2426 | 1975 | 2743 | 608 | 292 |
| 2134 | 3251 | 235 | 2403 | 5.5 | 6" |
| 6" MC |
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496A | 111 | 3035 | 1984 | 2953 | 589 | 292 |
| 2743 | 3345 | 235 | 2610 | 3.7 | 6" |
| 6" MC |
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496B | 126 | 3035 | 1984 | 2953 | 589 | 292 |
| 2743 | 3345 | 235 | 2610 | 5.5 | 6" |
| 6" MC |
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1.Nominal tons are based upon 35°C HW, 29.5°C CW, 25.5°C WB and .68 m3/hr per ton.The Marley UPDATE
2.Minimum clearance for adequate air supply. Consult your Marley sales representative or your local distributor if this clearance is impractical for your job.
3.Vertical discharge hood is for applications in restrictive enclosures or other locations where horizontal discharge is not desirable. CTI Certification does not apply when this option is selected. Available only on models 494A and larger.
4.Motors are 400 volt,
5.Motor, belt and belt guard ship uninstalled. Installation by others.
6.Outlet sizes shown are side outlets. All models except 490A and 490B have connections for both side and bottom outlet. Install the desired connection and seal the unused opening with the cover- plate provided. Pump suction should use side outlet. See page 9 for size and flow capacities of bottom outlets.
7.Overflow is a 2" F connecton located in side of collection basin.
8.Drain is a 2" F connection located in collection basin floor.
9.Makeup valve connection is 3/4" M located in tower side.
4
