Kaysun KMF-100 DVN4, Инженерный справочник

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Mini Amazon III Series
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Figure 3-6.1: Installation of joint insulation (unit: mm)
6.2 Drain Piping Insulation
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Use rubber/plastic insulating tube with a B1 fire resistance rating.
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The insulation should typically be in excess of 10mm thick.
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For drain piping installed inside a wall, insulation is not required.
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Use suitable adhesive to seal seams and joints in the insulation and then bind with cloth reinforced tape of width
not less than 50mm. Ensure tape is fixed firmly to avoid condensation.

Ensure the drain piping insulation adjacent to the indoor unit drainage water outlet is fixed to the unit itself using
adhesive, to prevent condensation and dripping.
6.3 Ducting Insulation

Suitable insulation should be added to ducting in according with all applicable legislation.