Product Overview
2004FC-118 R16 (01/16)
Emerson Climate Technologies
TXV 29
Thermal Expansion Valves
Nomenclature example: TRAE+ 30 HC 10 FT 7/8 x 1
1
/8 ODF S/T
TRA E + 30 H C 10 FT 7/8 x 1⅛ ODF S/T
Valve
Series
Double
Balanced
Port
Design
Equalizer
E=External
1/4”SAE
Replaceable
Components
Cage and
Power
Assembly
Capacity
Nominal Rating
in Tons
(See nominal
capacity table
below)
Refrigerant
Code
+F = R-12
• H = R-22
+M = R-134a
• N = R-407C
*P = R-507
*R = R-502
*S = R-404A
Charge Code
C = medium
temp
CA = heat pump
W(MOP) =
press. limiting
Z = low temp
Capillary Tube
Length
10 FT (std)
Inlet x Outlet
Connection
Sizes
5/8 x 7/8
7/8 x 1 ⅛
1 ⅛ x 1 ⅜
Connection
Type
ODF = solder
(Only)
Conguration
S/T = straight-thru
(Only)
The TRAE Plus series is a large capacity valve designed
for refrigeration, air conditioning, heat pump, and chiller
applications.
Features
• Stainless steel power element eliminates corrosion and
prevents valve failure
• Suitable for Bi-Flow applications
• Replaceable power element and cage assembly
for full serviceability
• Double balanced port design improves operation and
stability over wide loads and evaporator temperature
ranges
• Square body with straight-thru connections
• Solid copper connections
• External superheat adjustment
• Large diaphragm provides superior stability
• Permanent inlet strainer
TRAE+ Series
Specifications
• Maximum working pressure: 450 psig
• Torque Power Assembly: 375 - 425 in. lb.
• UR/CUR le number: SA5312
Options
• Cages (For available cage kits, see page 26.)
TRAE+ Series – Nominal* Capacity Table in Tons (kW)
R-12 R-134a R-22/R-407C R-507/R-404A/R-502
7½ (27) 9 (32) 10 (35) 8 (28)
10 (35) 13 (46) 15 (53) 12 (42)
12 (42) 14 (50) 20 (71) 14 (50)
18 (64) 22 (78) 30 (106) 20 (71)
25 (88) 30 (106) 40 (142) 30 (106)
All capacities shown are at 100°F condensing, 40°F evaporator temperature.
*See Extended Capacity Tables for ratings at a wide range of conditions per ARI standard 750.
TRAE+ Dimensional Data (in)
TRAE
Valve Type
Nominal
Inlet (B)
Sizes (ODF)
Outlet (E)
Inlet Inlet
A C D F
TRAE+
10-40
Tons
5/8 7/8 1.57 0.50 2.09 0.75
5/8
1
⅛
1.57 0.50 2.21 0.91
7/8 7/8 2.09 0.75 2.09 0.75
7/8 1⅜ 2.09 0.75 2.21 0.91
7/8 1⅜ 2.09 0.75 2.39 0.97
1
⅛ 1⅛
2.21 0.91 2.21 0.97
1
⅛
1-3/8 2.21 0.91 2.39 0.97
+ = R-12 and R-134a are interchangeable refrigerant charges
* = R-507, R-502 and R-404A are interchangeable refrigerant charges
• = R-22 and R-407C are interchangeable refrigerant charges