Trane LWHA Installation Operation & Maintenance page 4

TRANE ®
L W H A 0 1 3 E A
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Digit 1,2 L W
Digit 3 H
Digit 4 A
Digit 5,6,7 0 1 3
Digit 8 E
Digit 9 A
Digit 10 2
Digit 11 A
Digit 12 A
Digit 13 A
Digit 14 A
LWHA Model Nomenclature
2 A A A A A 1
Low Height Ahu
Airflow Configuration
H = Horizontal Discharge
Development Sequence, A = First
Unit Models
013 033 053
023 043 063
Minor Design Sequence
E = Double Wall Unit
Installed Motor kW
Electrical rating / Utilization Range : Volt/Phase/Hz.
1 = 200V / 3PH / 50HZ
2 = 380 - 415V / 3PH / 50HZ
3 = 230V / 3PH / 60 Hz
4 = 380V / 3PH / 60 Hz
5 = 220-240 / 1PH / 50HZ
S = SPECIAL
Motor shaft diameter, (for belt driven only)
Code A B
Dia 11 14
KW 0.18 0.37
Motor pulley size
A=63 B=67 C=71
H=95 I=100 J=106
O=140 P=150 Q=160 R=170
Fan Model
Model Belt Driven
LWHA 013
A=8/8 Single
LWHA 023 B=9/7 Single
LWHA 033 B=9/7 Single
LWHA 043 C=9/7 Twin
LWHA 053
D=10/8 Twin
LWHA 063 D=10/8 Twin
Fan shaft diameter, (for belt driven only,)
Code Fan Model
8-8 Single, 9/7 Single,9/7 Twin
B = 25
10-8 Twin
X = None
None (For DirectDrive Fan)
A 1 2 0 0 4 X
Low Static
LWHA 013
LWHA 023
LWHA 033
LWHA 043
LWHA 053
LWHA 063
C D E
19 24 28
0.75 1.1/1.5 2.2/3
D=75 E=80 F=85
K=112 L=118 M=125
S=180 T=190
Direct Driven
E=KDD 9/7T 350W 4P-1 3SK
F=KDD 9/9T 550W 4P-1 3SK
G=KD2 9/7T 600W 4P-1 3SF
H=KD2 9/7 750W 4P-1 3SF
I=KD2 9/9 1550W 4P-1 3SF
LWHA 013-063
1
L 2 X 0 0 0 E
Fan Motor Size (kW),
For Belt Drive
Std.Static High Static
A=0.18 B=0.37 C=0.75
B=0.37 C=0.75 D=1.1
B=0.37 C=0.75 D=1.1
C=0.75 D=1.1 E=1.5
D=1.1 E=1.5 F=2.2
E=1.5 F=2.2 G=3
X = None
For Direct
Drive
G=90
N=132
X=None
Model
For
Direct
Drive
K=0.35
L=0.55
M=0.6
N=0.75
Q=1.55