Lauda MC 250, Operation Instructions Manual

Page: 24 / 64

4.2 External consumer
4.2.1 Hoses
CAUTION!
Discharge of heat transfer liquid during operation caused by use
of unsuitable hoses
Frostbite

Use hoses with temperature resistance that is appropriate
for the operating temperature range of the device.
CAUTION!
Contact with cold hoses
Frostbite

Use insulated hoses for temperatures below 0 °C.
The hoses specified below can be used for all heat transfer liquids
that are approved for the devices.
Further information about the pump connections of the individual
devices can be found in
Ä
Chapter 11.4 ‘Hydraulic circuit’
on page 54 .
Tab. 3: Hoses, not insulated
Type
Hose
nozzle
Maximum permissible
pressure
Clear width
Ø in mm
External
diameter in
mm
Tem-
perature
range in °C
Catalogue
number
EPDM hose 10 mm
Devices with maximum
pump pressure of < 1 bar
9 11 10 – 90 RKJ 111
EPDM hose
½
" (13 mm) Devices with maximum
pump pressure of < 1 bar
12 14 10 – 90 RKJ 112
Rubber hose with fabric
reinforcement
½
" (13 mm)
Up to 10 bar
13 (
½
")
19 -40 – 100 RKJ 031
Rubber hose with fabric
reinforcement
¾
" (19 mm) Up to 10 bar 19 (
¾
") 27 -40 – 100 RKJ 032
Approved tubes, adapters and hose clips
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