LG MULTI V S ARUN048GSS4 - Minimum Refrigerant Pipe EPDM Insulation Wall Thickness Requirements

44
MULTI V S System Installation Manual
Due to our policy of continuous product innovation, some specifications may change without notification.
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Follow locals codes and the designer’s instructions when selecting EPDM insulation wall thickness.
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1. Typical Conditioned Location
A building plenum or space that contains conditioned air that does not exceed 80°F DB.
2. Special Conditioned Location
1. When the location is air conditioned, but there is severe temperature/humidity difference due to high ceilings.
• Church, auditorium, theater, lobby, etc.
2. When the location is air conditioned, but internal temperature/humidity are high.
• Bathroom, swimming pool, locker room, etc.
3. Typical Unconditioned Location
An unconditioned space inside a building.
4. Special Unconditioned Location: If conditions 1 and 2 below are present.
1. An unconditioned space or plenum of a building.
2. An area where there is an elevated humidity level.
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Air-conditioned location Non-air conditioned location
1. Typical Conditioned
Location
2. Special Conditioned
Location
3. Typical Unconditioned
Location
4. Special Unconditioned
Location
Liquid pipe
ø1/4 inches
>1/2 inches >1/2 inches >1/2 inches >1/2 inches
ø3/8 inches
¡LQFKHV >1/2 inches >1/2 inches >1/2 inches >1/2 inches
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ø3/8 inches
>1/2 inches
>3/4 inches >3/4 inches
>1 inch
ø1/2 inches
ø5/8 inches
ø3/4 inches
ø7/8 inches
ø1 inch
ø1-1/8 inches
>3/4 inches
ø1-1/4 inches
>1 inch >1 inch
ø1-3/8 inches
ø1-1/2 inches
ø1-3/4 inches
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1
1
The thickness of the above insulation material is based on heat conductivity of 0.61 Btu/in/h/ft
2
/°F.
5. Additional Insulation for Indoor Units May be Required in Humid Environments.
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has been operating for a long time in a high humidity environment (dew point temperature: more than 73°F), condensate is likely to form. If
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of more than 248°F.
REFRIGERANT PIPING CONNECTIONS
Refrigerant Piping Insulation