WSHP-PRC001-EN 93
Pump Module (option)
The pump module shall be a complete
self contained pumping package for
an earth-coupled heat pump system.
The module shall consist of a single,
1/6-HP bronze pump, and a brass
3-way shut-off valve. These kits shall
contain the necessary components for
the installation, operation, and main-
tenance of the water circuit of a
closed-loop distributed pumping ap-
plication.
Hoses (option)
Hoses shall consist of a stainless steel
outer braid with an inner core of tube
made of a nontoxic synthetic polymer
material. The hoses shall be suitable
for water temperatures ranging be-
tween 33 F and 211 F without the use
of glycol.
Automatic Flow Devices (option)
The automatic flow kit shall contain a
Hays Mesurflo® automatic flow con-
trol valve, two ball valves, two flexible
hoses, a high flow Y-strainer, and may
include a strainer blow-down and var-
ious other accessories.
The automatic flow control valve shall
be factory set to a rated flow, and shall
automatically control the flow to with-
in 10% of the rated value over a 40 to 1
differential pressure, operating range
(2 to 80 PSID). Operational tempera-
ture shall be rated from fluid freezing,
to 225-degrees F. The valve body shall
be constructed from hot forged brass
UNS C37700 per ASTM B-283 latest re-
vision. For more information pertain-
ing to the automatic balancing hose
kits, see literature documentation
WSHP-SLB005-EN.
Mechanical
Specifications