Regulation On Pressure Equipment - omi CHW 09 Manual De Uso Y Mantenimiento

710.1760.00.01-00
12.

REGULATION ON PRESSURE EQUIPMENT

Liquid Circuit
LP *
R134a
HP *
LP *
R407C
HP *
LP *
R404a
HP *
Liquid -
Ambient air -
LP low pressure
HP high pressure
EN378-1:2000
GROUP
Safety
REFRIGERANT
L
R134a 1
R407c 1
R404a 1
REFRIGERANT HAZARDS
High concentration can cause asphyxiation
R134a with loss of movement and loss of conscious-
ness.
R407C Low concentration may have a narcotic effect.
High concentration can cause asphyxiation
R404a with loss of movement and loss of conscious-
ness.
* global warming potential
** ozone depletion potential
Max. permitted pressure PSI (rel. bar)
12
20
20
28
20
28
8
Atm.
COMPOSITION
class
A1 1,1,1,2-Tetrafluorethane
A1 R32/R125/134a (23/25/52)
A1 R125/R134a/R143a (44/4/52)
Adjustment of safety devices PSI (rel. bar)
-
17.5*
-
28*
-
28*
Customer
Customer
FLASH POINT
+743°C
+704°C
-
FIRST-AID
Move the victim into an uncontami-
nated zone, keep him/her warm and
call the doctor.
97
22/07/2009
GWP ODP
(*) (**)
1300 0
1600 0
3750 0
PHRASE R/S
Ras
S9 – S23 – S59
Ras
S9 – S23 – S59
-