11
Symbol explanation
Drain vavle
Water pressure
instrument
Water flow switch
Gate valve
Differential pressure by-
pass valve
Y-filter
Thermometer
Pump
Check valve
Atmospheric exhaust
valve
Expansion
tank
Safety valve
Soft joint
Solenoid three-
way valve
Fig.7-1 Connection drawing of pipeline system
•
The ratio of the two - way valves on the terminal shall not exceed 50 percent.
•
The main outlet water temperature sensing (Tw) head of the unit at address 0 needs to be placed on the main outlet
pipe.
•
The hot water tank and the hot water exchange pump of the unit use the CN125 (220V) port control switch on the slave
board of the 0 # unit, pump output is controlled through CN108 (0-10V) .
•
The electromic butterfly valve on the unit water outlet pipe is controlled by the CN123 port on the slave board of each
unit.
NOTE
8 OVERVIEW OF THE UNIT
8.1 Main parts of the uint
Table 8-1
NO.
NAME
NO.
NAME
1
Air outlet
6
Condenser
2
Top cover
7
Water outlet
3
Electric control box
8
Air inlet
4
Compressor
9
Water intlet
5
Evaporator
10
wire controller (It can be placed indoors)
1
8
6
2
4
4
3
5
7
9
1
8
Fig. 8-1 Main parts of 65KW
Fig. 8-2 Main parts of 110KW
Содержание KEM-HT-75
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