Gree HOME GMV [133/367] Heat insulating materials

Gree HOME GMV [133/367] Heat insulating materials
Dc Inverter VRF plus Water Heater Solution Service Manual INSTALLATION
129
hot galvanizing steel pipe:Φ25mm×3.25mm,Φ32mm×3.25mm,Φ40mm×3.5mm
Φ50mm×3.5mm
3.4 Heat Insulating Materials
a.NPR-PVC
b. Non-flammable grade is B1.
c. Refractoriness shall not be less than 120
d. Thickness of heat insulating material of condensate pipe can’t be less than 10mm.
e. If diameter of copper pipe is greater than or equal to Φ15.88mm, the thickness of heat insulating material
can’t be less than 20mm; if diameter of copper pipe is less than 15.88mm, the thickness of heat insulating
material can’t be less than 15mm;
3.5 Communication Wire and Control Wire
Communication wire and control wire must be the twisted pair or shielding twisted pair which are standard
accessories of the unit.
3.6 Power Cord
Power cord must be copper
Conductor and shall comply with related national standards and meet the requirements of
units’loads.
3.7 Suspender and Bracket
a.SuspenderM8 or M10
b.Trough Iron14 or above
c.Steel AngleEqual Sides 30mm×30mm×3mm or above
d.Round SteelMore than Φ10mm.

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