Cooling Capacities for Water Temperature Rise 10° - Entering Air 80° DB/67° WB
SIZE
ROWS
CIR.
CFM
12
3
3
1320
4
4
1230
Entering Water Temperature 40°
TOTAL BTU
SEBS BTU
GPM
WPD
APD
GPM/CIR.
TUBE VEL.
51.3
34.9
10.8
11.8
0.553
3.6
6.1
58.4
38.3
12.3
9.1
0.659
3.1
5.2
Entering Water Temperature 45°
TOTAL BTU
SEBS BTU
GPM
WPD
APD
GPM/CIR.
TUBE VEL.
39.0
30.1
8.2
7.3
0.510
2.7
4.6
44.9
32.7
9.4
5.9
0.617
2.4
4.0
HORIZONTAL BASIC
Model DWHB
A
B
C
D
E
F
G
1200
49 1/2
22 1/4
10 3/8
7 3/16
43
44 7/8
10 5/8
Model DWHB & DXHB-04 to 12
Right-hand unit shown, left hand unit opposite.
Coil connections determined by facing the supply-air opening.
Electrical junction box is located on the same side as the coil connections.
Drain pan is powder-coated epoxy with 1/4" thick closed-cell insulation and has 3/4" NPT primary and secondary drain connections.
Entire cabinet, scroll and blower wheel are heavy-gauge, galvanized steel.
Coil connections: 1/2" CW on DWHB & DXHB-04 & 06. 3/4" on DWHB & DXHB-08 - 12 and 1/2" HW on DWHB & DXHB-04 - 12.
