Carrier EVERGREEN 23XRV User Manual
Page 21
21
23XRV WATERBOX NOZZLE SIZES (Nozzle-In-Head and Marine Waterboxes
RELIEF VALVE LOCATIONS
* Coolers without optional isolation require 2 relief valves.
NOTE: All valves relieve at 185 psig (1275 kPa).
FRAME
SIZE
PRESSURE
psig (kPa)
PASS
NOMINAL PIPE SIZE (in.)
ACTUAL PIPE ID (in.)
Cooler
Condenser
Cooler
Condenser
3
150/300
(1034/2068)
1
10
10
10.020
10.020
2
8
8
7.981
7.981
3
6
6
6.065
6.065
4
150/300
(1034/2068)
1
10
10
10.020
10.020
2
8
8
7.981
7.981
3
6
6
6.065
6.065
5
150/300
(1034/2068)
1
10
10
10.020
10.020
2
8
10
7.981
10.020
3
6
8
6.065
7.981
LOCATION
FRAME
SIZE
RELIEF VALVE
OUTLET SIZE
QUANTITY
MUFFLER
3-5
1
1
/
4
-in. NPT FEMALE CONNECTOR
1
COOLER
3-5
1
1
/
4
-in. NPT FEMALE CONNECTOR
1 or 2*
CONDENSER
3-5
1
1
/
4
-in. NPT FEMALE CONNECTOR
2
OPTIONAL
STORAGE TANK
N/A
1-in. NPT FEMALE CONNECTOR
2
WITH OPTIONAL ISOLATION OF DISCHARGE AND COOLER
WITH OPTIONAL ISOLATION
WITHOUT OPTIONAL ISOLATION
RELIEF VALVE ARRANGEMENTS