Gree T1/R22, Руководство по обслуживанию

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MINI CHILLER INSTALLATION
24
2 WATER PIPING WORK
2.1 Installation Procedure
For all guidelines, instructions and specifications regarding refrigerant, pipework between the indoor
unit and the outdoor unit, please refer to the outdoor unit installation manual.
The units are equipped with a water inlet and water outlet for connection to a water circuit must be
provided by a licensed technician and must comply with all relevant national regulations.
2.2 Matters Need Attention
Air vents must be provided at all high points of the system. The vents should be located at points which
are easily accessible for servicing. An automatic air purge should be used. Check the valve is not
tightened too much so that automatic release of air in the water circuit remains possible.
2.3 Antifreeze
% by Weight
0 12 22 30 36 41
Freezing Point
℃（℉）
0(32) -5(23) -10(14) -15(5) -20(-4) -30(-22)
Ambient Temperature ℃
（℉）
8.3(47) 3.3(38) -1.7(29) -6.7(20) -11.7(11) -16.7(2)
Cooling Capacity
Correction Factor
1.0 0.985 0.980 0.974 0.970 0.965
Water Flow Correction
Factor
1.0 1.02 1.04 1.075 1.11 1.14
Pressure Drop Correction
Factor
1.0 1.07 1.11 1.18 1.22 1.24
3 ELECTRIC WIRING WORK
3.1 Wiring Principle
POWER SUPPLY — the electrical characteristics of the available power supply must agree with the
unit nameplate rating. Supply voltage must be within the limits shown. See 3.3 for electrical and
configuration data. FIELD POWER CONNECTIONS — all power wiring must comply with
applicable local and national codes. Install field-supplied, branch circuit fused disconnect(s) of a type
that can be locked off or open. Disconnect(s) must be located within sight and readily accessible.
3.2 Electric Wiring Design
3.2.1 Electric Wiring Design- Split Type
3.2.2 Electric Wiring Design- Integral Type
3.3 Specification of Power Cord & Air Switch
Model Power Supply
Capability
of Air
Switch(A)
Minimum
Sectional Area of
Earth Wire(mm
2
)
Minimum
Sectional Area of
Power Cord(mm
2
)
HLR8WZ-K
220
～
240V,1,50
10 2.5 2.5
HLR10WSZ-K
220
～
240V,1,50
13 2.5 2.5
HLR12.5WSZ-K
220 ～ 240V,1,50
16 2.5 2.5
HLR15WSZ-K
220
～
240V,1,50
16 2.5 2.5