Page 7 of 76
Ma
1.6.4.2
An example
below. The a
engraved on
Equipment G
I = Mining
II = Non-min
Category
2 or M2 = hig
3 = normal le
Gas and/or d
G = Gas
D = Dust
c = Construc
(in accord
Gas Group
IIA – Propane
IIB – Ethylen
IIC – Hydroge
Maximum su
(see section
Av
1.6.4.3
tem
ENSUR
CLASS IS S
Pumps have
ATEX Ex rat
on a maximu
Flowserve fo
The surface
by the tempe
maximum pe
the temperat
values in the
Temperature c
to EN13463-
T6
T5
T4
T3
T2
T1
* The table only
Pump design o
may further lim
VERTICA
6
arking
of ATEX equi
actual classifi
n the namepla
II 2 G
Group
ing
gh level prote
evel of protec
dust
ctional safety
dance with EN
e (typical)
e (typical)
en (typical)
urface temper
1.6.4.3.)
voiding exce
mperatures
RE THE EQU
UITABLE FO
e a temperatu
ting on the na
um ambient o
or higher amb
temperature
erature of the
ermissible liqu
ture class and
e table that fo
lass
-1
Maximu
temperatu
85 °C
100 °C
135 °C
200 °C
300 °C
450 °C
takes the ATEX te
or material, as we
mit the maximum w
AL TURBINE
ipment markin
ication of the
ate.
GD c IIC 135
ection
ction
N13463-5)
rature (Tempe
essive surfac
UIPMENT TEM
OR THE HAZA
re class as st
ameplate. The
of 40 ºC (104 º
bient temperat
on the pump
liquid handle
uid temperatu
d must not ex
llows.
um surface
ure permitted
T
(185 °F)
C (212 °F)
C (275 °F)
C (392 °F)
C (572 °F)
C (842 °F)
emperature class
ll as component d
working temperatu
E PUMPS (VT
ng is shown
pump will be
ºC (T4)
erature Class)
ce
MPERATURE
ARD ZONE
tated in the
ese are base
ºF); refer to
tures.
is influenced
ed. The
ure depends o
xceed the
Temperature limi
liquid handled
Consult Flowser
Consult Flowser
115 °C (239 °F
180 °C (356 °F
275 °C (527 °F
400 °C (752 °F
s into consideratio
design or material
ure of the liquid.
TPS) CENTRI
)
E
d
on
t of
*
rve
rve
F)
F)
F)
F)
n.
l,
The te
due to
accoun
The op
specif
excee
Tempe
liquid t
installe
case th
pump s
permitt
If an ex
installa
rotatio
run tim
contac
Where
agains
casing
surface
Avoid
using m
power
checks
In dirty
and re
bearing
1.6.4.4
E
AND V
Ensure
pipelin
during
atmosp
make s
system
proper
If the o
conditi
(for ex
To avo
vapor o
must b
IFUGAL PUM
mperature ris
the minimum
nt in the temp
perator is res
fied maximum
ded
erature classi
temperature v
ed in different
he user is res
surface temp
ted in the par
xplosive atmo
ation, do not a
n by starting
me may give a
ct between rot
e there is any
st a closed va
g external surf
e temperature
mechanical, h
motor overloa
monitor and
s.
y or dusty env
emove dirt from
g housings a
Preventin
4
mixture
ENSURE THE
VENTED AND
e the pump a
ne system is to
the pump op
phere is prev
sure that sea
ms and any he
rly filled.
operation of th
ion, fit an app
xample liquid d
oid potential h
or gas to atm
be well ventila
MPS ENGLIS
se at the seals
m permitted flo
peratures stat
sponsible to
m liquid tem
fication “Tx” i
varies and the
t hazarous atm
sponsible for e
perature does
rticular hazard
osphere exist
attempt to che
the pump unf
a high temper
tating and sta
risk of the pu
alve generatin
face tempera
e protection d
hydraulic or e
ad trips, temp
make routine
vironments, m
m areas arou
nd motors.
ng the buildu
E PUMP IS P
D DOES NOT
nd relevant s
otally filled wi
peration, so th
vented. In add
l chambers, a
eating and co
he system ca
propriate dry r
detection or a
hazards from
mosphere the s
ated.
SH 71569224
flowse
s and bearing
ow rate is tak
ted.
o ensure that
mperature is n
s used when
e pump could
mospheres.
ensuring that
not exceed t
dous atmosph
ts during the
eck the direct
filled. Even a
rature resultin
ationary comp
ump being run
ng high liquid
tures, fit an e
device.
electrical over
perature monit
e vibration mo
make regular c
und close clea
up of explosi
PROPERLY F
T RUN DRY
uction and dis
ith liquid at al
hat an explosi
dition it is ess
auxiliary shaft
ooling system
nnot avoid th
run protection
a power moni
fugitive emiss
surrounding a
4
– 02-15
erve.com
gs and
en into
t the
not
the
d be
In this
the
hat
here.
tion of
a short
ng from
ponents.
n
and
external
rload by
tor or a
onitoring
checks
arances,
ive
FILLED
scharge
l times
ive
sential to
t seal
s are
is
n device
tor).
sions of
area