Specifications — 538d heat pump units – Bryant High Wall Duct-Free Split System 619E User Manual
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SPECIFICATIONS — 538D HEAT PUMP UNITS
UNIT 538D
009
012
018
024
NOMINAL CAPACITY (Tons)
3
⁄
4
1
1
1
⁄
2
2
OPERATING WEIGHT (lb)
60.7
66.6
154
167
REFRIGERANT TYPE
R-22
Control (Cooling)
Fixed Orifice at Outdoor Unit
AccuRater
ா
Piston at Fan Coil Unit
Control (Heating)
Fixed Orifice at Outdoor Unit
AccuRater Piston at Outdoor Unit
Factory Charge (lb)*
1.5
2.0
5.0
5.1
COMPRESSOR TYPE
Carlyle Rotary
Tecumseh Reciprocating
Model
EBA095111H
EBB130111H
AW5519G
AW5524G
OUTDOOR FAN
Propeller Type
Propeller, Direct Drive
Rpm (Cooling and Heating)
1050
1050
850
850
Nominal Air Cfm (High Speed)
—
—
1720
1720
OUTDOOR COIL
Copper Tube, Aluminum Fin
Face Area (sq ft)...No. of Rows
3.5...1
3.5...2
6.1...1.5
6.1...2
Fins/in.
18
18
15
15
CONTROLS
High-Pressure (psig)
Cutout
—
—
320 ± 20
Cut-in
—
—
426 ± 7
Liquid Line Low-Pressure (psig)
Cutout
—
—
7 ± 3
Cut-in
—
—
22 ± 5
Fusible Plug
210 F
210 F
210 F
Defrost Method†
Time and Temperature Defrost
Time and Temperature Defrost
Accumulator
Yes
Yes
Yes
Control Voltage**
115
230
24
REFRIGERANT LINES
Connection Type
Flare
Sweat—Suction; Flare—Liquid
Mixed Phase Line OD (in.)
1
⁄
4
1
⁄
4
3
⁄
8
3
⁄
8
Suction Line OD (in.)
1
⁄
2
1
⁄
2
5
⁄
8
5
⁄
8
Maximum Length (ft)
35
35
200
200
Maximum Lift (Fan Coil Above Outdoor) (ft)
16
16
65
65
Maximum Lift (Fan Coil Below Outdoor) (ft)
30
30
150
150
EXTERNAL FINISH
Grey
Alpine Mist (Beige)
*Units are shipped with charge listed (smallest applicable system charge). Refer to Piston Guide tables on page 21
for proper charge for your application.
†Demand defrost.
**A 24-v transformer is provided in the 018, 024 fan coil unit.
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