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HELP_VARIABLE
Company
BRUGG Pipes
Description
FLEXSTAR DUO pipe - Local heating and heat pump pipe system
Bill of material
1091674
SC
System classification
Heat pump
PT
Type of pipe/product
Flexible line
SU
Sales unit
Meter
NN
Range
FLEXSTAR DUO pipe
NT
Type of insulation
Cyclopentane-blown PUR foam
ARTNR
Article number
B
Designation
DPO
Outer diameter inner pipe
mm
DPI
Nominal diameter inner pipe
mm
DC
Outer diameter casing
mm
LOD
LOD-Level
MAXT
Operating temperature maximum
95 °C
MAXP
Operating pressure maximum
6 bar
TCI
Thermal conductivity of insulation
0.024 W/mK
HL
Heat loss
W/mK
W
Weight
kg/m
MINB
Minimum winding radius
m
JR
Maximum delivery length
m
BE
Description
P1
PUR thermal conductivity of the insulation 1
0.38 W/mK
P2
PUR thermal conductivity of the insulation 2
0.38 W/mK
P3
PEX value tear strength
Minimum 18 N/mm²
P4
PEX standards tear strength
ISO 6259
P5
PEX linear expansion coefficient
1.4 * 10 E-4 1/K
P6
PEX standards chemical resistance
DIN 8075 B.1
P7
PUR value density
>50 kg/m³
P8
PUR standards density
EN 253
P9
PUR value axial shear strength
>90 kPa
P10
PUR standards axial shear strength
EN 15632-2
P11
PUR thermal conductivity of the insulation
0.0234 W/mK
P12
PUR standards conductivity
EN 253 / ISO 8497
P13
PUR value water absorption
<10 %
P14
PUR standards water absorption
EN 15632-1
P15
LLDPE value density
918-922 kg/m³
P16
LLDPE standards density
EN 253
P17
LLDPE standards conductivity
EN 253 / ISO 8497
P18
Pressure losses
According to the pressure loss diagram
P19
Volume inner tube
0.32 / 0.32 l/m
P20
Typical insulation thickness
12.4 mm
P21
Outer diameter insulation
85.8 mm
P22
Outside diameter casing pipe
90 mm
P23
Inner diameter carrier pipe
20.4 mm
P24
Wall thickness carrier pipe
2.3 mm
HER
Manufacturer
BRUGG Pipes
URL
https://www.bruggpipes.com/en/flexstar-duo/
BV
Reaction to fire
Building material class B2 (normally flammable)