Carrier WEATHERMASTER 48ZT User Manual
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Table 1C — Physical Data (48ZG,ZN075-105) (cont)
LEGEND
BASE UNIT
48ZG,ZN075
48ZG,ZN090
48ZG,ZN105
OPTIONAL POWER EXHAUST
Centrifugal, 18 x 15 in. (Any motor available on any unit.)
Quantity...Motor Hp
2...5
2...7.5
2...10
Motor Frame Size
184T
213T
215T
Efficiency at Full Load (%)
High Efficiency
87.5
88.5
89.5
Premium Efficiency
89.5
91.7
91.7
Fan Pulley Pitch Diameter (in.)
10.6
10.6
10.6
Motor Pulley Pitch Diameter (in.)
4.5
5.0
5.6
Shaft Diameter at Pulley (in.)
1
7
/
16
1
7
/
16
1
7
/
16
Resulting Fan Rpm
740
820
920
Maximum Allowable Rpm
1000
1000
1000
FILTERS
Standard Efficiency Throwaway
(Standard)
12...20 x 25 x 2
12...20 x 25 x 2
12...20 x 25 x 2
Quantity...Size (in.)
12...20 x 20 x 2
12...20 x 20 x 2
12...20 x 20 x 2
30% and 65% Pleated (Optional)
12...20 x 25 x 2
12...20 x 25 x 2
12...20 x 25 x 2
Quantity...Size (in.)
12...20 x 20 x 2
12...20 x 20 x 2
12...20 x 20 x 2
OUTSIDE AIR SCREENS
Standard Hood (25%) Quantity...Size (in.)
4...25 x 16 x 1
2...20 x 16 x 1
4...25 x 16 x 1
2...20 x 16 x 1
4...25 x 16 x 1
2...20 x 16 x 1
OPTIONAL ECONOMIZER FILTER
Aluminum Frame, Permanent
Quantity...Size (in.)
12...16 x 25 x 1
2...16 x 20 x 1
12...16 x 25 x 1
2...16 x 20 x 1
12...16 x 25 x 1
2...16 x 20 x 1
CV
— Constant Volume
HGBP — Hot Gas Bypass
MBtuh — Btuh in Thousands
TXV
— Thermostatic Expansion Valve
VAV
— Variable Air Volume