5 of 20
*If your project is larger than 2000 square feet, or requires greater
than 150 BTUs per square foot of output, or requires greater than a
total of 50 feet of tubing to connect the ProMelt panel to the manifold
(total includes the supply and return lines combined), please contact
Watts technical services for assistance.
150-250 MBH ProMelt Panels
A:
Air Remover
B:
Iso-Drain Valve
C:
Expansion Tank
D: Circulator
E:
Circuit Setter
F:
tekmar 670 Control
G:
Hydraulic Separator
To Boiler
From Boiler
To Zone
From Zone
A
C
D
D
B
E
G
F
To Boiler
From Boiler
To Zone
From Zone
A
A
J
C
C
B
B
D
E
F
F
H
G
I
I
ProMelt Panels
Load
MBH
Pipe
Size
Max
GPM
Circulator
Type
Ph
Volt.
Amps
HP
150
1"
9
0013
1
120
2
1/6
250
1-1/4"
15
Panel
Model
Snow Melt
Area
Max BTUs
/ft
2
Pipe Size
Total
Length
150
700 ft
2
150
1"
50ft
250
1200
ft
2
150
1-1/4"
50ft
399
2000 ft
2
150
1-1/2"
50ft
399 MBH ProMelt Panels
A:
Air Remover
B:
Expansion Tank
C:
Balance Valve
D:
Hydraulic Separator
E:
Heat Exchanger
F:
Ball Valve
G:
Drain Valve
H:
tekmar 680 Control
I: Circulator
J:
Mix Valve with Actuator
Load
MBH
Pipe
Size
Max
GPM
Circulator
Type
Ph
Volt.
Amps
HP
399
1-1/2"
25
0013
1
120
2.0
1/6
2400-45
3.6
1/3