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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
Summary of Contents for 48ZG
Page 15: ...15 Fig 3 Roof Curb Sizes 075 105 with High Capacity Power Exhaust...
Page 16: ...16 Fig 4 Condenser Section Roof Curb Size 055 and 060 Only...
Page 17: ...17 Fig 5 Condenser Section Roof Curb Size 070 105 Only...
Page 24: ...24 Fig 15 Base Unit Dimensional Drawing 48ZG ZN030 035 Standard Chassis...
Page 25: ...25 Fig 16 Base Unit Dimensional Drawing 48ZG ZN040 050 Standard Chassis...
Page 26: ...26 Fig 17 Base Unit Dimensional Drawing 48ZG ZN055 070 Standard Chassis...
Page 27: ...27 Fig 18 Base Unit Dimensional Drawing 48ZG ZN075 105 Standard Chassis a48 8451...
Page 28: ...28 Fig 19 Base Unit Dimensional Drawing 48ZG ZN030 035 Extended Chassis...
Page 29: ...29 Fig 20 Base Unit Dimensional Drawing 48ZG ZN040 050 Extended Chassis...
Page 30: ...30 Fig 21 Base Unit Dimensional Drawing 48ZG ZN055 060 Extended Chassis a48 8452...
Page 32: ...32 Fig 23 Base Unit Dimensional Drawing 48Z6 Z8075 105 Units with Return Exhaust Fan a48 8454...
Page 66: ...66 Fig 80 CCN Connections COMM BOARD MBB J5...
Page 67: ......