
16.04.2010
CAT
III
A C
CA
mo
of a
dist
li
h
CAT
IV
A C
and
Not
cab
me
Warning:
his devic
category
restriction
which can
This devi
•
Protect
power,
transfor
•
circuits
o
meas
main
o
mono
in a n
10m
E.g.
10m
This devi
• measur
boards
• measur
except i
lighting
breaker
This devi
• Voltage
• Measur
includin
the do
free-sta
lighting
T III-rated mete
II-environments,
o- or poly-phase
CAT IV-environm
ribution level equi
in
circuits, elect
T IV-rated mete
CAT III-environ
that for all mea
es run outdoors (
er must be used.
was designed in
AT III 600V
CA
in use apply tha
occur within the
e is suitable fo
d electronic circui
.g. electronics ci
me
…
hat are directly c
rements on mon
by means of a pl
-phase appliance
ormal domestic e
part from a CAT
ousehold applian
rom a distributio
e is suitable fo
ments in/on low-
ehind meter box
ments on (fixed)
n CAT IV-environ
circuits, bus bars,
).
e is NOT suitab
above 1000V
ments on distribu
meter boxes an
estic environmen
nding garages , o
pool-pump...
his device is only
AT III and up t
DVM1500
6
is suitable for m
as well as for me
appliances whic
ent, and for mea
pment (low-volta
ric ovens
.
is suitable for m
ents as well as o
urements on equi
ither overhead o
accordance with
II 1000V. This i
are related to vo
nvironment of us
measurements
ts that are not dir
cuits, control sign
nnected to main
-phase appliance
ug
and circuits dire
vironment, provi
II- or 20m apart
es, portable tools
board …
measurements
oltage distributi
mono- or poly-ph
ents (e.g. mains
low-voltage distr
le for:
tion equipment a
equipment/circu
e.g. circuits in s
circuits using un
suitable for meas
1000V in CAT I
asurements in C
asurements on (fi
are at least 10m
urements in or o
e distribution bo
asuring in CAT I-
the primary sup
pment for which
underground) a
N 61010-1 install
plies that certain
ltages and voltag
. Refer to the ta
up to 1000V:
ectly connected t
als, circuits behin
power, but limit
s that are connec
tly connected to t
ed that the circui
rom a CAT IV-en
, light circuits at
up to 600V:
n boards (distribu
ased appliances a
outlets, electric o
bution boards an
d outdoor install
its outside or rem
eds, garden hous
erground wiring
rements up to 6
.
Rev. 01
Velleman nv
T I- and
ed)
apart from
rds,
CAT II-
ly level.
he supply
AT IV
ation
peaks
le above.
mains
isolating
d to:
ed to the
he mains
t is at least
ironment.
ore than
tion
nd circuits
vens,
circuit
tions
te from
es and
.g. garden
0V in
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