Model
ECH030NHR
ECH060NHR
Pipe connection methods
Screwed connection
Hoop connection
Specifications of water pipe
DN40
DN50
Specifications of screw thread
Rc 1 1/4
/
8.6.2 Connection mode of pipe
The water inlet and outlet pipes are installed and connected as shown in the following figures.
ECH030NHR
model uses
screwed connection, while the
ECH060NHR
model uses hoop connection. For the specifications of the water pipes and
screw thread, see the Table 8-7 below.
Table 8-7
Fig.8-20 connection mode of
ECH030NHR
pipe
Fig.8-21 connection mode of
ECH060NHR
pipe
8.6.3 Design of the store tank in the system
kW is the unit for cooling capacity and L is the unit for G, water flow in the formula counting the minimum water flow.
Comfortable air conditioner
G= cooling capacity×3.5L
Process cooling
G= cooling capacity×7.4L
In certain occasion (especially in manufacture cooling process), for conforming the system water content requirement,
it’s necessary to mount a tank equipping with a cut-off baffle at the system to avoid water short-circuit, Please see
the following schemes:
25
V.1
Summary of Contents for ECH030NHR
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