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Whirlpool AMC 992 Instruction for Use Page 19

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47
ELECTRICAL SAFETY REQUIREMENTS
1.
The power supply must be of rated voltage with special
circuitry for air-conditioning. The diameter of the power
cord must comply with requirements.
2.
Applicable voltage range: the normal operating range of
voltage is 90%~110% of rated voltage.
3.
Never pull the power cord.
4.
Ensure safe grounding and a grounding wire connected with
the special grounding system of the building, installed by
professionals. The mains must be fitted with electrical
leakage protection switch and an air switch with sufficient
capacity (Refer to the following chart). The air switch must
also have a magnetic and a thermal tripping function to
ensure protection in case of short-circuit and overload.
5.
The minimum clearance between air conditioner and any
flammable surface is 1.5m.
Notes:
• The live wire, neutral wire and grounding wire inside
the power socket must be connected. Connect these
wires correctly and reliably without short circuit.
• Incorrect connection could cause fire.
• AMC 993 will be connected only to a supply with the
relevant resistance no more than Zmax=0.234 ohm
and Zmax=0.051 ohm on the AMC 994.
• AMC 992 will be connected only to a supply with the
relevant system impedance no more than
Zmax=0.301ohm
Grounding Requirement
1.
As the air-conditioning unit is a Class 1 electrical appliance,
reliable grounding measures must be taken.
2.
The yellow and green cable inside the air conditioner is for
grounding and must not be used for other purposes or cut.
Do not tighten with tapping screws; this could cause
electrocution.
3.
The earth resistance must comply with the requirements of
national standard GBI7790.
4.
The user power supply shall have a reliable grounding
terminal. It is prohibited to connect the grounding wire to
the following items: 1) Water Supply Pipe 2) Gas Pipe 3)
Sewage Pipe 4) Other positions that are considered unsafe
professionals.
Other:
1.
The connection between the air conditioner and power
cables and the connection between separate elements shall
be in accordance with the wiring diagram attached on the
machine.
2.
The model and rating of fuse shall be in accordance with the
stencil on the control or fuse tube.
3.
External static pressure of air conditioner at test position is
0Mpa.
Model Capacity of air
break switch
Min. section of
grounding cable
Min. section of
power cable
AMC 996 20A 1.0M2 1.5M2
AMC 998 20A 1.5M2 1.5M2
32602005GB.fm Page 47 Thursday, December 14, 2006 11:24 AM
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