barbas Unilux-7 75, Installation And Maintenance Manual

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5 Clearances
Warning: Follow the instructions in this chapter. Failure to follow these
instruction can create a fire hazard.
Warning: Do not put the appliance directly against a flammable or non-
flammable wall.
All clearances to flammable and non-flammable materials mentioned in this chapter must
be obeyed.
5.1 Insulating material requirements
• Use insulating plates with a maximum thermal conductivity of 0.10 W/m.K or a thermal
resistance of minimum 10 K.m/W. The table hereunder shows some examples of
suitable insulating plate materials.
Table 1: Examples of insulation plates
Examples of suitable plate material Thermal conductivity
Promat Promatect L insulating board 0.083 W/m.K
Skamol Skamotec 225 0.06 W/m.K
Skamol Super-Isol 0.08 W/m.K
• Only use white unbound ceramic insulation wool. Do not use glass wool or rock wool,
these materials can cause a bad smell, unwanted smoke and is not applicable for high
temperatures.
Table 2: Ceramic insulation wool requirements
Temperature resistance > 700 °C
Density > 80 kg/m
3
5.2 Clearances to flammable or load-bearing walls
Put a non-flammable insulation plate between the appliance and the rear wall and side
wall according
Figure 7.
Table 3.
shows the minimum thickness of the insulation plates and the minimum
clearances to flammable materials and walls.
Attention: Make sure there is a 3 mm clearance between the appliance and
the surrounding construction, to allow for expansion of the appliance during
use.
Clearances
14 Unilux-7 75