electrical hand book 250507 - · pdf fileit also avoids excessive metering due to ... provided...
TRANSCRIPT
SA
FE
&S
UR
E
L&
TS
WIT
CH
GE
AR
Ele
ctric
ian
Handbook
250507
Nam
e:
Addre
ss (
Offic
e):
Phone:
Mobile
:F
ax:
Addre
ss (
Resi):
Phone:
Ele
ctr
ical S
uperv
isor
Lic
ence N
o:
Vehic
le R
egis
tration N
o:
Drivin
g L
icence N
o:
Bank P
ass B
ook N
o:
Blo
od G
roup:
In E
merg
ency,
Conta
ct:
Phone:
Genera
l:
Pers
on
al
Deta
ils
La
rse
n&
To
ub
roL
imit
ed
(L&
T),
Ind
ia's
larg
est
manufa
ctu
rer
of
low
ten
sio
nsw
itchgear,
now
offers
the
most
com
pre
hensiv
era
nge
tosuit
applic
ations
for
the
Build
ing S
egm
ent.
L&
T’s
sw
itchgear
confo
rm to the late
st
inte
rnationalsta
ndard
sa
nd
iscom
para
ble
with
the
best
inth
ew
orld.
Ele
ctr
ical
from
L&
Tfo
rth
eB
uild
ing
Se
gm
en
tare
dependable
,easily
availa
ble
and
carr
yth
eassura
nce
of
L&
Tbacked
by
astr
ong
serv
ice
capabili
tyth
at
exte
nds
nationw
ide.
The
need
forsafe
ele
ctr
icalf
orbuild
ings
iscriticalb
ecause
itto
uches
each
and
every
indiv
idual
directly
-be
itat
acom
merc
ialm
all,
acin
em
ahouse,a
resid
entialc
om
ple
x,a
neducational
institu
tion,
apla
ce
of
wors
hip
,an
airport
lounge,a
railw
ay
sta
tion,a
bus
sta
tion.U
nsafe
ele
ctr
icali
nth
ese
build
ings
expose
us
topote
ntial
risks
of
ele
ctr
ical
shock,f
ire,e
lectr
icalf
ailu
re.
That
isw
hy
build
ings
ne
ed
ele
ctr
icals
that
are
safe
and
sure
.A
nd
ifth
ese
ele
ctr
icala
reaesth
etically
ple
asin
g,th
at
an
added
advanta
ge!
That
isw
hy,
for
your
build
ings,
you
should
insis
ton
L&
T's
ele
ctr
ical.
Build
ing
Ele
ctr
ical
from
L&
Tpro
vid
eyou
with:
gre
ate
rsafe
ty,h
igherre
liabili
ty,
assure
dperf
orm
ance
and
aesth
etically
appealin
gdesig
ns.
Th
ea
ss
ura
nc
eo
fa
lea
de
r
Co
nte
nts
Modula
r devic
es -
Hager
Modula
r devic
es -
Tripper
Range
Wire R
ange
MC
Bs &
Necessity o
f E
art
hin
g
RC
CB
s
Sensitiv
ity for
RC
CB
s &
its
Sele
ction
Contr
ol &
Auto
mation
Surg
e P
rote
ction D
evic
es
Sele
ction c
hart
for
Typic
al D
om
estic L
oads
Deta
ils o
f M
ax. S
hort
circuit c
urr
ent
as p
er
transfo
rmer
kV
A
Sele
ction c
hart
for
moto
r applic
ations
Cable
sele
ction c
hart
Page N
o.
5 6 7 8 9 10
11-1
2
13-1
5
16
17
18
19
22
Syste
m d
esig
nin
g
First aid
for
ele
ctr
ic s
hock
23-2
5
Min
iatu
re C
irc
uit
Bre
ak
er
•C
on
form
s to
la
test glo
bal sta
ndard
s lik
e
IS 8
82
8, E
N / IE
C 6
0898-1
-2003
•C
arr
ies C
E a
nd IS
I m
ark
ing a
nd K
EM
Acert
ific
ation
•B
rea
kin
g c
ap
acity o
f 6 k
A thro
ughout th
e r
ange
•A
va
ilab
le in
B c
urv
e in S
P &
DP
and C
Curv
e in
SP, D
P,T
P&
FP
vers
ions fro
m 6
A to 4
0 A
ratings
•U
niq
ue
- T
rue
Co
nta
ct
Ind
icati
on
sh
ow
s a
ctu
al sta
tus o
f conta
ct
•L
ow
po
we
r lo
ss -
alm
ost 50%
of th
e v
alu
es p
rescribed b
y IE
C
•Te
rmin
als
are
suitable
up to 3
5 s
q.m
m w
ire, w
ith p
rovid
ed
with
of D
ua
l Te
rmin
ation facili
ty
•N
o lin
e-lo
ad
bia
s
Iso
lato
r
•C
on
form
s to
glo
bal sta
ndard
s lik
e IS
13947, E
N / IE
C 6
0947-3
•C
arr
ies C
E m
ark
ing a
nd K
EM
Acert
ific
ation
•A
va
ilab
le in
ra
nge o
f 40 a
nd 6
3 A
in D
P,T
Pand F
P v
ers
ions
•S
uita
ble
fo
r A
C22-A
utiliz
ation c
ate
gory
•F
ing
er-
pro
of te
rmin
als
IP
20 d
egre
e o
f pro
tection
•E
rgo
no
mic
ally
desig
ned, pro
file
d for
superior
coolin
g
an
d m
an
ufa
ctu
red w
ith fire r
eta
rdant m
ate
rial
Eart
h L
eakag
e +
Min
iatu
re C
irc
uit
Bre
ak
er
(EL
+M
CB
)
•P
rovid
es
3 in
1 p
rote
cti
on
again
st E
art
h leakage, S
hort
circuit
an
d O
ve
rlo
ad
. It a
lso a
void
s e
xcessiv
e m
ete
ring d
ue to leakage
•C
on
form
s to
glo
bal sta
ndard
s lik
e IS
12640, E
N / IE
C 6
1009-1
•C
arr
ies C
E a
nd
IS
I m
ark
ing
•A
va
ilab
le in
DP
& F
P v
ers
ions in the r
ange o
f 6 to 6
3 A
with
30
mA
or
10
0m
A o
r 300m
A s
ensitiv
ity
•T
ruly
cu
rre
nt o
pera
ted opera
tes e
ven a
t nom
inal 1 v
olt
•F
ea
ture
d w
ith
neutr
al advance m
echanis
m
•O
pe
ratio
n e
ve
n in c
ase o
f neutr
al fa
ilure
Dis
trib
uti
on
Bo
ard
s -
Tri
pb
ox
•
to s
uit th
e in
teriors
of build
ings a
nd c
an b
e s
upplie
d
in
diffe
ren
t co
lour
for
bulk
requirem
ents
•R
ea
dily
ava
ilab
le in IP
30 &
IP
42 d
egre
e o
f pro
tection
•D
istr
ibu
tio
n b
oard
s a
re s
uitable
for
flush a
nd s
urf
ace m
ounting
•R
ea
dy to
use
DB
s -
pro
vid
ed w
ith 1
00 A
phase b
usbar,
wire
se
ts, e
art
h &
neutr
al bars
as s
tandard
•P
rovid
ed
with
rem
ovable
top a
nd b
ottom
gla
nd p
late
s
with
ad
eq
ua
te k
nockout fo
r easy w
irin
g
•F
or
bo
tto
m e
ntr
y, n
eutr
al bar
can b
e s
hifte
d to b
ottom
for
co
mfo
rta
ble
wirin
g
•T
PN
DB
s w
ill h
ave p
rovis
ion to a
ccom
modate
6 M
OD
incom
er
•E
asy in
sta
llation a
nd fle
xib
ility
in u
sage
Ava
ilab
le in
ae
sth
etically
ple
asin
g ivory
colo
ur
Conduit s
izes
20-2
1
1
Mo
du
lar
De
vic
es
- T
rip
pe
r
Th
e L
&T
Ad
va
nta
ge
Te
ch
no
log
y
Ra
w M
ate
ria
l
Un
ma
tch
ed
serv
ice
Str
ing
en
t q
uali
ty
To
p r
an
kin
g c
om
pan
y
Advanced k
now
-how
and
sta
te-o
f-th
e-a
rt m
anufa
ctu
ring
pro
cesses
Hig
h q
ualit
y r
aw
mate
rial
Pre
and p
ost
sale
s s
erv
ice
backed b
y a
nationw
ide
netw
ork
Com
pre
hensiv
e q
ualit
y
assura
nce t
hat
exceeds
industr
y s
tandard
s
Th
e a
ssu
ran
ce
of
on
e
of
Ind
ia's
mo
st
rep
ute
d
co
mp
an
ies
FR
Ho
use W
ires
Fla
t C
ab
les
Fle
xib
le W
ires
UA
SL
FS
E&
E&
TR
HO
75
MG
11
RF
&T
L
&T
RU
AS
LF
SE
E&
5M
HO
7G
6F
R&
TL
Co
-Axia
l C
ab
le
Tele
ph
on
e C
ab
le
UR
AF
SA
I
&
&
LT
S
LT
ER
2&
EP
Au
xili
ary
co
nta
ct(1
NO
+1
NC
)•
Trip a
larm
conta
ct
•S
hu
ntre
lea
se
Un
de
r-vo
lta
ge
re
lea
se
••
Lo
ckin
g k
itF
lush
-mo
un
tin
g k
it•
•
•A
vaila
ble
in
DP
an
d F
P v
ers
ion
s in
25
A, 4
0 A
, 6
3 A
an
d
100 A
ra
tin
gs w
ith
30
mA
, 1
00
mA
an
d 3
00
mA
se
nsitiv
ity
• N
o n
uis
an
ce
trip
pin
g
• C
onfo
rms to
IE
C 6
10
08
• O
ffers
3 in
1 p
rote
ctio
n a
ga
inst e
art
h le
aka
ge
,
short
circu
it a
nd
ove
r lo
ad
• R
ating:
6 A
to
32
A in
2 p
ole
with
30
mA
an
d 3
00
mA
se
nsitiv
ity
• B
reakin
g c
ap
acity 4
.5kA
• C
onfo
rms to
IE
C 6
10
09
Als
o a
vaila
ble
: e
art
h-le
aka
ge
re
lays a
nd
vo
lta
ge
su
rge
de
vic
es
• H
igh b
rea
kin
g c
ap
acity o
f 1
0 k
AP
rote
cts
ag
ain
st o
ve
rlo
ad
an
d s
ho
rt c
ircu
its in
do
me
stic,
•com
merc
ial a
nd
in
du
str
ial e
lectr
ica
l d
istr
ibu
tio
n s
yste
ms
Availa
ble
in
SP, D
P,T
P&
FP
ve
rsio
ns in
B, C
an
d D
cu
rve
, •
wid
est
ran
g fro
m 0
.5 to
12
5 A
ra
tin
gs
Tw
o p
ositio
n D
IN r
ail
clip
s a
llow
s fa
ste
r in
sta
llatio
n•
Suitable
fo
r D
C a
pp
lica
tio
ns
•C
onfo
rms to
la
test sta
nd
ard
s IE
C: 6
08
98
, IE
C: 6
09
47
, •
IS:
8828
-19
96
Min
iatu
re C
ircu
it B
reakers
(M
CB
s)
Accesso
rie
s f
or
MC
Bs
an
d R
CC
Bs
Resid
ual
Cu
rren
t C
ircu
it B
reakers
(R
CC
Bs)
RC
BO
s
Dis
trib
uti
on
Bo
ard
s
•A
com
pre
he
nsiv
e r
an
ge
of in
su
late
d a
nd
me
tal d
istr
ibu
tio
n
board
s f
or
do
me
stic, co
mm
erc
ial a
nd
in
du
str
ial a
pp
lica
tio
ns
•A
ll com
po
ne
nts
co
mp
ly w
ith
th
e la
test sta
nd
ard
s
• W
ide r
ang
e o
f a
cce
sso
rie
s fo
r a
dd
itio
na
l sa
fety
an
d fle
xib
ility
Plu
g a
nd
so
cke
t D
Bs
TP
N a
nd
SP
N D
Bs
Vert
ical T
PN
DB
s
Phase c
ha
ng
eo
ve
r D
Bs
Phase s
eg
reg
ate
d D
B
Au
tom
ati
on
& C
on
tro
l D
evic
es
• Is
ola
tors
, tw
o-w
ay / c
en
tre
-off c
ha
ng
eo
ve
r sw
itch
es
• M
odula
r e
lectr
o-m
ech
an
ica
l / d
igita
l tim
e s
witch
es
• Tim
e lag a
nd
tw
ilig
ht sw
itch
es
• M
odula
r b
ells
an
d b
uzze
rs
• E
lectr
on
ic th
erm
osta
ts
• D
imm
ers
an
d d
imm
ing
syste
ms
•A
nalo
g v
oltm
ete
r a
nd
am
me
ters
•V
olta
ge
gra
de
up to 1
100V
•C
on
form
s to
IS
694-1
990 s
tandard
s•
Co
mp
lete
sa
fety
ensure
d•
Insu
latio
n typ
es a
vaila
ble
for
all
wires a
re
• F
lam
e R
eta
rdant (F
R)
F
lam
e R
eta
rdant Low
Sm
oke (
FR
LS
)
Z
ero
Ha
log
en F
lam
e R
eta
rdant (Z
HF
R)
H
ea
t R
esis
tant (H
R)
•M
ad
e o
f a
nn
eale
d c
opper
conducto
r•
Co
nfo
rms to
IS
8130-1
984 s
tandard
s•
Th
e in
su
latio
n u
sed is F
R P
VC
com
pound for
additio
nal safe
ty•
Tw
in c
oa
tin
g fo
r superior
insula
tion
•R
an
ge
: 0
.75
sq.m
m to 2
5 s
q.m
m
Wire
s fo
r in
du
str
ial, c
om
merc
ial and d
om
estic a
pplic
ations
Ho
use W
ires
Fle
xib
le W
ire
s
• S
ing
le a
nd
multi-core
wires a
re a
vaila
ble
• S
uita
ble
fo
r in
dustr
ial w
irin
g a
pplic
ations
• A
va
ilab
le in
sta
ndard
length
of 100 m
ete
rs c
oil
• R
an
ge
: 0
.5 s
q.m
m to 1
000 s
q.m
m
23
Mo
du
lar
Devic
es-H
ag
er
Wir
es &
Ca
ble
s
Fla
t C
ab
les
• T
he
ca
ble
s a
re r
igid
and w
ithsta
nd a
ll advers
e c
onditio
ns
• M
ad
e o
f b
rig
ht
pla
in m
ulti-str
and a
nneale
d c
opper
conducto
rs
•A
va
ilab
le in
10
0 m
ete
r coils
and
d
rum
s o
f 5
00
and 1
000 m
ete
rs
• R
an
ge
: 1
.5 s
q.m
m to 7
0 s
q.m
m
Tech
nic
al S
pecif
icati
on
Wh
y u
se a
n M
CB
?
MC
Bs a
re s
afe
ty d
evic
es u
sed to
pro
tect ele
ctr
ical in
sta
llations fro
m
overlo
ad a
nd s
hort
circuit. T
hey
sw
itch
off the c
ircuit a
uto
matically
,th
us p
rote
cting fro
m e
lectr
ical fire
s.
Ad
van
tag
e o
ver
co
nven
tio
nal
/ re
wir
eab
le f
use
For
MC
Bs, pow
er
supply
can b
e r
esta
rted b
y
just sw
itchin
g o
n the M
CB
, w
here
as r
epla
cin
g a
blo
wn fuse b
etw
een liv
e, curr
ent-
carr
yin
g p
oin
ts
is p
ote
ntially
dangero
us, especia
lly in the d
ark
.
RC
CB
s a
re d
evic
es w
hic
h p
rote
ct
the u
ser
from
the h
arm
ful effects
of
ele
ctr
ic s
hocks. T
hese function
by d
ete
cting the r
esid
ual curr
ent,
com
paring the v
alu
e w
ith the
rate
d r
esid
ual opera
ting v
alu
e
and o
penin
g the p
rote
cte
d c
ircuit
when the r
esid
ual curr
ent exceeds this
valu
e.
Wh
y u
se a
n R
CC
B?
Meth
od
s o
f p
rovid
ing
ea
rth
le
ak
ag
ep
rote
cti
on
RC
Ds
can
be
insta
lled
intw
ow
ays
:-
1.W
hole
house
pro
tection
2.S
ele
ctive
pro
tection
Whole
house p
rote
ction is p
rovid
ed typic
ally
by a
consum
er
unit
where
RC
Ddevic
eserv
es
as
the
main
incom
er
sw
itch.
Although v
ery
popula
r, this
suffers
fro
m a
dis
advanta
ge : a
ll circuits
are
dis
connecte
din
the
evento
ffault.
Sele
ctive
pro
tection
can
be
pro
vid
ed
by
associa
ting
the
RC
Dw
ith
identified
hig
hrisk
circuits
by
adopting
one
of
the
follo
win
gm
eth
ods.
All
circuits
are
fed
via
an
isola
tor
and
sele
cte
dcircuits
fed
additio
nally
via
the
RC
D.
Typic
al
circuits
fed
direct
are
lighting,
freezer
and
circuits
fed
via
the
RC
Dare
socket
outlets
,gara
ge
circuits,
geysers
and
kitchen
outlets
.T
his
conceptm
inim
izes
inconvenie
nce
inth
eevento
ffault.
A30m
Adevic
eadja
centto
the
consum
erunit
whic
hpro
vid
es
pro
tection
for
the
dow
nsta
irs
ring
circuit,
pro
vid
es
an
easy
insta
llation
with
pro
tection
for
all
associa
ted
socket
outlets
.T
his
repre
sents
the
best
solu
tion
for
upgra
din
gexis
ting
insta
llations.
All
Tripper
/H
ager,
ELM
CB
/R
CD
sin
corp
ora
tete
chnolo
gy
pre
venting
the
risk
of
nuis
ance
trip
pin
gdue
totr
ansie
nt
voltages
(lig
hte
nin
g,
line
dis
turb
ances
on
oth
er
equip
ment)
and
transie
ntc
urr
ents
(fro
mh
igh
capacitiv
ecircuit).
1.S
pli
tb
usb
arco
nsu
me
ru
nit
2.W
ho
leri
ng
cir
cu
it
Nu
isan
ce
trip
pin
g
Ran
ge
•C
onfo
rms to the late
st vers
ion o
f th
e
inte
rnational S
tandard
s IE
C 6
0898 / 2
003 &
IS
8828 : 1
996.
•0.5
to 1
25 A
, 1, 2, 3 &
4 p
ole
with 1
0 k
Abre
akin
g c
apacity.
•6 to 4
0 A
SP
N M
CB
in o
ne m
odule
siz
e.
45
Co
nn
ecti
on
dia
gra
m
1 ph
ase
syst
emsu
pply
use
3 ph
ase
4 w
ire s
yste
msu
pply
use
3 ph
ase
3 w
ire s
yste
msu
pply
Th
e h
um
an
bo
dy's
reacti
on
to
ele
ctr
ic s
ho
ck
Sen
sit
ivit
y a
nd
Sele
cti
vit
y
RC
D
30m
A
100m
A
300m
A
pers
onal pro
tection
dom
estic insta
llation
limited p
ers
onal pro
tection
build
ing / fire
Ap
plicati
on
When
ele
ctr
ical
shock
curr
ents
,pass
thro
ugh
the
hum
an
body,
the n
erv
ous s
yste
mis
thro
wn o
ut of gear.
This
causes
the
body
tore
act
toth
epassage
of
curr
ent
thro
ugh
itas
follo
ws
:
3m
A-
a tin
glin
g s
ensation is felt
10-1
5m
A-
muscle
spasm
and
tighte
nin
g o
ccurs
20-3
0m
A-
the h
eart
may fib
rilla
te;
severe
shock is felt.
>50m
A-
leth
al. F
ibrilla
tion o
f th
e
heart
occurs
These
can
be
used
either
indiv
idually
or
as
an
incom
er
toan
MC
Bsyste
m.
RC
CB
sw
ith
an
inbuilt
MC
Bcalle
dR
CB
Oare
devic
es w
hic
h p
rote
ct ele
ctr
ical in
sta
llation fro
moverload, short
circuit a
nd e
art
h leakage faults.
RC
CB
s /
RC
BO
s
Hi
- ve
rsio
n -
Ha
ge
r
Co
ntr
ol &
Au
tom
ati
on
- H
ag
er
Co
nta
cto
rs
Used
for
rem
ote
sw
itchin
gan
dcontr
olo
fpow
ercircuits.
Availa
ble
from
20 A
to 6
3A
for
AC
1
Utiliz
ation
Cate
gory
.
Tw
ilig
htS
wit
ch
es
Used
for
str
eet,
dis
pla
ylig
hting,
illum
inate
dsig
ns,e
tc.
Devic
es
contr
olb
yphoto
ele
ctr
iccell
whic
hm
easure
light
level,
and
inconju
nction
with
rela
yare
used
toO
N/
OF
Flig
hting
circuit
(in
rela
tion
tona
tura
llig
ht)
.
Availa
ble
intw
osensitiv
itie
s5
to100
Lux
and
50
to2000
Lux.
RC
CB
s/
RC
BO
s-
Hi
vers
ion
:T
he
Hi-vers
ion
RC
CB
sare
desig
ned
tore
duce
unw
ante
dtr
ippin
gdue
totr
ansie
nt
curr
ents
&voltages
on
account
of
lighte
nin
g(8
/20
curr
ent
wave),
floure
scentla
mps
(400
Hz
over
voltage)
opera
tion
of
ele
ctr
onic
pro
ducts
like
com
pute
rs/
dim
mers
and
industr
ial
ele
ctr
onic
pro
ducts
like
drives.
This
has
the
capabili
tyto
dete
ctto
sin
usoid
ala
nd
directeart
hle
akage
curr
ents
.
67
2 -
Way /
cen
tre-o
ff
ch
an
geo
ver
sw
itch
es
Used for
changeover
from
one
sourc
e o
f supply
to a
noth
er
with
centr
e -
off p
ositio
n e
.g. M
SE
B to
DG
supply
changeover.
AC
21 A
utilis
ation c
ate
gory
and
suitable
for
use o
n 1
10 V
DC
.
Availa
ble
in 2
- P
ole
25 &
40 A
and
4 -
Pole
40 A
vers
ion.
Co
ntr
ol &
Au
tom
ati
on
- H
ag
er
Dim
mers
&D
imm
ing
Syste
mM
odula
rdevic
es
used
for
contr
ol
of
lighting
levels
indom
estic
pre
mis
es,
softw
are
offic
es,
larg
ecorr
ido
rs,
confe
rence
halls
and
hote
ls.
Co
ntr
ol
islo
ca
lise
d.
Re
mo
teis
po
ss
ible
by
as
so
cia
ted
Pu
sh
Buttons.
Separa
tedim
mers
are
availa
ble
for
contr
ol
of
incandescent,
halo
gen
with
sta
ndard
or
ele
ctr
onic
balla
st
and
floure
scentl
am
ps.
Sta
nd
-alo
ne
dim
mers
for600
Wand
1000
W,w
hile
contr
olo
f3000
Wcan
be
possib
leby
usin
gm
aste
rand
sla
ve
com
bin
ation.
Tim
e l
ag
S
wit
ch
es
Used for
show
room
s, m
ulti sto
ried
build
ings.
Devic
e c
ontr
ols
lig
hting c
ircuits w
ith
auto
matic s
witch -
off a
fter
pre
- s
et
tim
e (
dela
y a
dju
sta
ble
fro
m 2
4 s
ec.
to 1
2 m
in.)
Rate
d for
16 A
, 230 V
AC
1 a
nd
suitable
with p
ush b
uttons o
nly
.
Su
rge P
rote
cti
on
Devic
es
- H
ag
er
Vo
ltag
etr
an
sie
nts
are
main
lycau
sed
by
sw
itch
ing
even
tsexte
rnally
an
din
tern
ally
•S
witchin
goft
ransfo
rmers
•S
witchin
gofb
reakerand
capacitorbank
•Larg
ein
duction
moto
rs•
Speed
contr
olle
rson
moto
rs
•F
luore
scent,
merc
ury
/sodiu
mdis
charg
elig
hting
•S
witchin
gofc
om
pre
ssors
•A
irconditio
ners
,com
merc
iala
nd
dom
estic
•W
ashin
gm
achin
es
Infa
ct
any
inductive
l oad
will
cause
an
incre
ase
inth
elin
evoltage a
t th
e tim
e o
f sw
itch o
ff.A
s the fully
excited m
agnetic
field
iscolla
psed
due
tosw
itch
off
avery
hig
hvoltage
will
be
genera
ted
whic
hm
ay
destr
oy
sensitiv
eele
ctr
onic
equip
ments
.
Surg
eis
defined
as
voltage
above
253
V(o
na
230V
Lin
e)fo
ra
half
cycle
or
longer.
Pow
er
surg
es
are
bound
tooccur,
but
there
isa
way
tooffer
pro
tection
for
ele
ctr
icaland
ele
ctr
onic
equip
ment
used
inbusin
ess.A
surg
epro
tecto
ris
exactly
the
devic
eth
at
offers
pro
tection
for
the
above
equip
ment
from
transie
ntovervoltages.It
can
absorb
and
dis
sip
ate
thousands
ofj
oule
sofe
nerg
y.
Exte
rnally
by
:-
Inte
rnally
by
:-
Po
werS
urg
es
Vo
ltag
etr
an
sie
nts
Lig
hte
nin
g
Inlo
wvoltage
AC
pow
er
circuits,surg
es
have
two
origin
slig
htn
ing
or
sw
itchin
gevents
.
When
lighte
nin
gstr
ikes
on
or
near
aprim
ary
circuit,
itpro
duces
atr
ansie
nt
voltage
whic
his
transm
itte
dth
rough
atr
ansfo
rmer
toyour
secondary
circuit.
When
lighte
nin
gstr
ikes
on
or
near
the
secondary
circuits,
itre
sults
inan
even
hig
hersurg
eto
yourequip
ment.
89
Su
rge P
rote
cti
on
Devic
es -
Hag
er
SP
Dw
ork
ing
:-
Dam
ag
es
cau
sed
by T
ran
sie
nt
over
vo
ltag
e -
SP
DS
tan
dard
s:-
The S
PD
responds
to the tra
nsie
ntover
voltage
by
changin
gfr
om
its
norm
al
hig
hre
sis
tance
tolo
wre
sis
tance
and
conducting
surg
ecurr
ent
togro
und.
This
curr
ent,
and
the
resis
tance
of
the
pro
tecto
rre
sults
ina
dis
charg
eor
resid
ual
voltage
acro
ss
the
pro
tecto
r. T
his
sam
evoltage
is s
een b
y the p
rote
cte
d e
quip
ment and d
efines
the
pro
tective
capacity
oft
he
surg
epro
tecto
r.
•D
isru
ption
•D
egra
dation
•D
am
age
•D
ow
ntim
e
•C
lass
I:1
0/3
50
sim
puls
e,l
ightn
ing
arr
esto
rsS
park
gap
technolo
gy,
Up
(resid
ual
voltage)-4
kV
/75
kA
div
ert
ing
capacity
tobe
used
as
main
pro
tection
when
there
isa
lighting
rod
near
the
insta
llation.
OurP
roducts
ofc
lass
Iare
:SP
175
•C
lass
II:8/2
0s
impuls
e,o
vervoltage
pro
tection,V
aristo
rs&
GD
TU
paro
und
<2.5
kV
/65
kA
div
ert
ing
capacity
Ourpro
ducts
ofc
lass
IIare
:SP
140D
,S
P440D
.
•C
lass
III
:H
ybrid
impuls
e,
over
voltage
pro
tection,U
p<
1kV
/24
kA
div
ert
ing
capacity
OurP
roducts
ofc
lass
IIIare
:SP
208
The
abili
tyofa
surg
epro
tecto
rto
handle
agiv
en
am
ount
of
energ
yre
flects
its
abili
tyto
surv
ive.
And to c
ontinue to p
rote
ct th
e e
quip
ment, s
urg
eafter
surg
eit
ism
ost
import
ant
tochoose
the
pro
per
surg
epro
tecto
r.N
opro
tecto
rcan
surv
ive
adirectl
ighte
nin
gstr
ike.
�
�
��R
isk a
ssessm
ent
W
hat
is the
type
of
equip
ment?
W
hat costs
the p
rote
cte
d d
evic
e?
W
hat is
the r
isk o
f dow
ntim
e?
Is the p
rote
cte
d m
ate
rial assure
d?
Is the r
egio
n e
xposed to lig
hte
nin
g?
Is there
a lig
hte
nin
g r
od n
earb
y the insta
llation?
��W
hat is
the type o
f eart
hin
g s
yste
m u
sed
TT,T
N-S
,TN
-C, IT
…?
��Type o
f netw
ork
(1, 2 &
3 p
hase)?
��W
hat is
Un (
nom
inal w
ork
ing v
oltage)
of th
e n
etw
ork
?
��A
ny d
ata
netw
ork
or
tele
phone lin
e?
��C
aution: U
se M
CB
or
fuse a
s a
backup p
rote
ction
for
the S
PD
.
Ho
w t
o c
ho
ose S
PD
:-
• • • • • • * F
or
furt
her
deta
ils o
n the
pro
duct
and
in
sta
llation
guid
elin
es,
refe
r to
our
Technic
al
G
uid
e (
on
Hager
Pro
ducts
).*
In c
ase
of
Ele
ctr
ic S
hock.
Su
rge P
rote
cti
on
Devic
es
- H
ag
er
10
11
Sele
cti
on
ch
art
fo
r ty
pic
al
do
mesti
c l
oad
s
* *
1 2 3 4 5 6 7 8 910
11
12
13
14
15
16
17
18
19
20
21
Fan
Lam
p,T
ubelig
ht
Room
Heate
rW
ate
r H
eate
r8 ltr
s15 ltr
s60 ltr
sIm
mers
ion H
eate
rH
ot P
late
-sin
gle
Iron-N
onauto
matic
Auto
matic
Mix
er
/ Juic
er
TV
/ V
CR
/ V
CP
Music
syste
mR
efr
igera
tor
165 ltr
s285 ltr
s350 ltr
sToaste
rV
acuum
Cle
aner
Washin
g M
achin
ew
ithout heate
rw
ith h
eate
rW
ate
r C
oole
rD
esert
Coole
rO
ven
Ele
ctr
ic K
ettle
A
ir C
onditio
ner
1 ton
1.5
ton
2 ton
Hair D
ryer
Mic
row
ave
Fo
rmu
la f
or
Calc
ula
tio
ns :
Incom
er
Rating :
• T
he g
iven
dat
a is
onl
y fo
r gu
idan
ce a
nd m
ay v
ary
for
diffe
rent
man
ufac
ture
rs
Tota
l Load in W
att
s230 v
olts
3x230 v
olts
Sin
gle
Phase =
Thre
e P
hase =
Tota
l Load in W
att
s
60W
40W
200W
1200-2
000W
3000-4
000W
4000-6
000W
1000W
1000W
500W
1000W
300W
200W
200W
400W
600W
750W
500W
400W
300-1
300W
5000-6
300W
700W
300W
750W
1500
1000W
1500W
2000W
1000W
800W
1A
10
A20
A32
A6
A6
A3
A6
A2
A1
A1
A
3A
4A
6A
3A
3A
10
A32
A6
A2
A6
A7.5
A
10
A16
A16
A7.5
A6
A
Max.
Sh
ort
Cir
cu
it c
urr
en
t a
s p
er
Tra
nsfo
rme
r k
VA
Tra
nsfo
rmer
Rati
ng
kV
A
25
40
63
100
125
160
200
250
315
400
500
630
800
1000
1250
1600
2000
2500
35
56
88
139
174
223
278
348
438
560
695
876
1112
1390
1740
2230
2780
3480
0.8
75
1.4
2.2
3.5
4.4
5.6 7 8.7 11
14.2
17.4
21.9
27.8
34.8
43.5
55.8
69.5
87
0.7
1.1
1.8
2.8
3.5
4.5
5.6 7 8.8
11.3
13.9
17.5
22.2
27.8
34.8
44.6
55.6
69.6
A(k
A)
4%im
peda
nce
5%im
peda
nce
Fu
ll L
oad
Cu
rren
t at
415 V
Max. S
ho
rt
Cir
cu
it C
urr
en
t
12
13
S.N
o.
Item
sL
oad
/Watt
ag
eM
CB
rati
ng
Sele
cti
on
tab
le f
or
mo
tor
ap
pli
cati
on
Mo
tor
Rati
ng
415V
, 3 p
hase
Fu
ll lo
ad
cu
rren
tap
pro
x.
Rela
yra
ng
e
Reco
mm
en
ded
back-u
p M
CB
'C' Typ
e
hp
kW
am
p.
am
p.
am
p.
am
p.
'D' Typ
e
1
1.5 2
2.5 3 4 5 6
7.5
0.7
5
1.1
1.5
1.8
2.2
5 3
3.7
4.5
5.5
2.1
2.7
3.5
4.8 5
6.4
7.9 9
11.2
1.4
- 2
.3
2.0
- 3
.3
3.0
- 5
.0
4.5
- 7
.5
4.5
- 7
.5
4.5
- 7
.5
6.0
- 1
0.0
6.0
- 1
0.0
9.0
- 1
5.0
NC
306N
NC
310N
NC
310N
NC
316N
NC
316N
NC
316N
NC
320N
NC
325N
NC
332N
ND
303N
ND
304N
ND
306N
ND
306N
ND
306N
ND
310N
ND
310N
ND
316N
ND
316N
Mo
tor
Rati
ng
415V
, 3 p
hase
Fu
ll lo
ad
cu
rren
tap
pro
x.
Rela
yra
ng
e
Reco
mm
en
ded
back-u
p M
CB
'C' Typ
e
hp
kW
am
p.
am
p.
am
p.
am
p.
'D' Typ
e
1
1.5 2 3 4 5 6
7.5 10
12.5
0.7
5
1.1
1.5
2.2
5 3
3.7
4.5
5.5
7.5
9.3
2.1
2.7
3.5 5
6.4
7.9 9
11.2
14.8 19
0.9
5 -
1.5
1.4
- 2
.3
1.4
- 2
.3
2.0
- 3
.3
3.0
- 5
.0
3.0
- 5
.0
4.5
- 7
.5
4.5
- 7
.5
6.0
- 1
0.0
9.0
- 1
5.0
NC
303N
NC
304N
NC
304N
NC
306N
NC
310N
NC
310N
NC
316N
NC
316N
NC
320N
NC
325N
ND
303N
ND
302N
ND
303N
ND
303N
ND
304N
ND
306N
ND
306N
ND
310N
ND
310N
ND
316N
Ch
art
fo
r S
tar-
Delt
a s
tart
ing
Cab
le s
ele
cti
on
ch
art
Co
lou
r id
en
tifi
ca
tio
n o
f c
ab
les
R p
hase o
f 3 p
hase A
C c
ircuit
Y p
hase o
f 3 p
hase A
C c
ircuit
B p
hase o
f 3 p
hase A
C c
ircuit
Neutr
al of sin
gle
/3 p
hase A
C c
ircuit
Eart
hin
g
red
yello
w
blu
e
bla
ck
gre
en
Pu
rpo
se
Co
lou
r o
f cab
le
Abo
ve d
ata
is in
dica
tive.
L&
T w
ill n
ot b
e lia
ble
for
dam
age
aris
ing
from
inco
rrec
t app
licat
ions
11
14
19
26
31
18.1
0
12.1
0
7.4
1
4.9
5
3.3
0
Am
p.
Ohm
s
Sin
gle
core
,tw
inin
sula
ted
wire
sin
vo
lta
ge
gra
de
1100V
, confo
rmin
g t
o I
S:6
94
-19
90
with
ad
ditio
na
l F
R
pro
pert
ies.
Sta
ndard
Colo
urs
: R
ed, G
reen, B
lue, Y
ello
w, B
lack.
*A
s p
er
IS: 3961 (
Part
V)
-1968.
No
min
al
are
a o
f co
nd
ucto
r
Cu
rren
t carr
yin
g
cap
acit
y s
ing
le p
hase
In c
on
du
it
Max. R
esis
tan
ce
op
er
km
. at
20
C
Sq. m
m
1.0
1.5
2.5
4.0
6.0
Dera
tin
g o
f W
ires
0A
mbie
ntTem
p.
C30
1.0
9
35
1.0
4
40 1
45
0.8
5
50
0.7
7R
ating facto
r
14
15
Cap
acit
ies o
f P
VC
co
nd
uit
s
Cab
le S
ize
No
min
al
Co
nd
ucto
rS
ize m
m²
16m
mo
r5/8
"
Nu
mb
er
of
Cab
les (
maxim
um
)
20m
mo
r3/4
"
25m
mo
r1"
32m
mo
r1¼
"
Co
nd
uit
Siz
e a
nd
Gau
ge
Cap
acit
ies o
f ri
gid
ste
el
co
nd
uit
s
Siz
e o
f C
op
per
No
min
al cro
ss
secti
on
al are
am
m²
7 5 4 3 2 - - - - -
19
15 11 8 6 4 3 2 - -
30
24
17
13
10 6 4 3 2 -
- - - - - 6 6 4 3 -
- - - -- - - 6 5 4
- - - - - - - 7 6 5
16
Nu
mb
er
of
Cab
les (
maxim
um
)
20
25
32
40
50
63
Siz
e o
f C
on
du
it (
mm
)
1.0
1.5
2.5 4 6 10
16
25
35
50
6 5 3 2 2 --
- - - - -
--
--
--
-
--
--
7 5 4 3 2
19
15 11 8 6 4 3 2
30
24
17
13
10 6 4 3 2
1.0
1.5
2.5 4 6 10
16
25
35
50
6 5 3 2 2
16
17
Syste
m d
esig
nin
g
SP
N D
istr
ibution B
oard
Board
Typ
e
Encl
osu
re
Inco
mer
Outg
oin
g M
CB
s
Busb
ar
6-w
ay
CU
8N
do
ub
lep
ole
-R
CC
B,R
CB
O,M
CB
or
iso
lato
r
6 x
SP
7 M
od o
f
1 p
ole
8-w
ay
CU
10
N/D
U1
0N
8 x
SP
9 M
od o
f
1pole
12-w
ay
CU
14N
/DU
14N
12 x
SP
13 M
od o
f
1 p
ole
ha
ge
r 1O
N1
ON
hager 1
ON
01
ha
ge
r
testre
gula
rly
:push
button
totr
ip
1O
N
ha
ge
r 1O
N1
ON
ha
ge
r 1O
N1
ON
ha
ge
r 1O
N1
ON
ha
ge
r 1O
N1
ON
ha
ge
r 1O
N1
ON
ha
ge
r 1O
N1
ON
PN
ha
ge
r
hager 1
ON
hager 1
ON
hager 1
ON
ha
ge
r 1O
N
ha
ge
r 1O
N
hager 1
ON
ha
ge
r 1O
N
hager 1
ON
hager 1
ON
hager 1
ON
hager 1
ON
ha
ge
r 1O
N
hager 1
ON
hager 1
ON
hager 1
ON
hager 1
ON
hager 1
ON
hager 1
ON
RY
BN
Syste
m d
es
ign
ing
Board
Typ
e
Encl
osu
re
Inco
mer
Outg
oin
g M
CB
s&
bla
nki
ng c
lips
Busb
ar
6-w
ay
CU
28N
/DU
28N
four-
pole
- R
CC
B,
RC
D -
Add-o
n B
lock +
MC
B
18 x
SP
2 x
1 M
od
18
Mod
of
1pole
24
Mod
of
1pole
38
Mod
of
1pole
8-w
ay
CU
36
N/D
U3
6N
24
x S
P4
x 1
Mo
d
12-w
ay
DU
42N
36
x S
P12
x 1
Mod
TP
N D
istr
ibution B
oa
rd w
ith
SP
Ou
tgo
ing
18
19
Syste
m d
es
ign
ing
SP
N S
pilt
Load D
istr
ibu
tio
n B
oa
rd
Encl
osu
re
Inco
min
g d
evi
ces
Outg
oin
g d
evi
ces
Connect
ion
SP
MC
Bs -
9 N
os.
SP
Busb
ar
-9
Mod.
CU
14N
/DU
14N
- 1
row
14
Mod
Main
inco
mer
- S
F 2
19G
- 2
pole
change
ove
r sw
itch
Sub in
com
er
- 2
pole
RC
CB
(fo
r hig
h r
isk c
ircu
its)
10N
380/4
15
V~
50H
zA
C22
BS
5419
hager
10
N
np
13
24
SB
299
63
Ah
ag
er
01
ha
ge
r
testre
gula
rly
:push
button
totr
ip
ha
ge
rh
ag
er
ha
ge
rh
ag
er
hager
hager
ha
ge
r 1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
PN
Syste
m d
esig
nin
g
TP
N D
istr
ibution B
oard
with T
P/S
P O
utg
oin
g
Board
Typ
e
Encl
osu
re
Inco
mer
Outg
oin
g M
CB
s&
bla
nki
ng c
lips
Busb
ar
End c
aps
6-w
ay
CU
28N
/DU
28N
4 p
ole
- R
CC
B,
RC
D -
Addon
Blo
ck +
MC
B
6 x
TP
6 x
1 M
od
21
Mod
of 3 p
ole
4x
3pole
24
Mod
of 3 p
ole
4x
3pole
39
Mod
of 3 p
ole
6x
3pole
8-w
ay
CU
36N
/DU
36N
8 x
TP
8 x
1 M
od
12-w
ay
DU
42N
12 x
SP
16 x
1 M
od
0O
FF
ha
ge
r
IO
N
hager
ha
ge
r
24
653
1
1O
N1
ON
1O
N1
ON
1O
N1
ON
ha
ge
rh
ag
er
ha
ge
rh
ag
er
ha
ge
rh
ag
er
hager
24
653
1
24
653
1
24
653
1
24
653
1
24
653
1
24
653
1
1O
N1
ON
1O
N
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N
ha
ge
rh
ag
er
ha
ge
r
24
653
1
RY
BN
20
21
Syste
m d
esig
nin
g -
TP
N D
Bs
- P
PI
DB
sT
PN
Dis
trib
ution B
oard
with p
er
phase isola
tion
havin
g R
CC
Bs in e
ach O
utg
oin
g P
hase
Encl
osu
re
*In
com
ing
devi
ces
*A
bove
arra
ngem
ent a
vaila
ble
with
MC
CB
as
inco
mer
ina
sepa
rate
Dis
tribu
tion
Boa
rdas
stan
dard
.
Outg
oin
g d
evi
ces
Connect
ion
SP
MC
Bs -
12
Nos.
per
phase
SP
Busb
ar
-13
Mod.per
phase
Neutralbar
-1
per
phase
.
DU
56N
- 1
row
56 M
od
Main
inco
mer
- 4 p
ole
Iso
lato
rS
ub in
com
er
- 2 p
ole
RC
CB
in e
ach
phase
10N
SB
499
38
0/4
15
V~
50
Hz
AC
22
BS
5419
ha
ge
r
10
N1
0N
np
24
68
31
57
10N
63
A
NY
BR
ha
ge
rh
ag
er
hager
ha
ge
rh
ag
er 1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N
ha
ge
rhager
ha
ge
rh
ag
er
ha
ge
r
01
ha
ge
r
testre
gu
larly
:p
ush
bu
tton
totr
ip
ha
ge
rh
ag
er
hager
ha
ge
rh
ag
er 1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N
ha
ge
rhager
ha
ge
rh
ag
er
ha
ge
r
01
ha
ge
r
testre
gu
larly
:p
ush
bu
tton
totr
ip
ha
ge
rh
ag
er
hager
ha
ge
rh
ag
er 1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N1
ON
1O
N
ha
ge
rhager
ha
ge
rh
ag
er
ha
ge
r
01
ha
ge
r
testre
gu
larly
:p
ush
bu
tton
totr
ip
22
Wh
ich
facto
rs c
au
se a
n e
lectr
ic s
ho
ck?
What can h
appen if you g
et an e
lectr
ic
shock?
Wh
at
sh
ou
ld y
ou
do
if
so
meo
ne g
ets
sh
ock?
Conta
ct w
ith h
igh-t
ensio
n w
ires is o
ften
fata
l.T
he u
pon inte
nsity o
f a s
hock d
epends
•V
oltage
•T
he
Type o
f C
urr
ent,
•Length
of
Exposure
Tim
e•
The P
ath
it Takes
Thro
ugh the B
ody
(the h
eart
or
head a
re the m
ost
d
angero
us r
oute
s)
•H
eart
Failu
re (
"card
iac a
rrest"
)•
Burn
s•
Nerv
e, M
uscle
, and O
rgan D
am
age
To tre
at a p
ers
on w
ho h
as s
usta
ined
ele
ctr
ical in
jury
:•
Unplu
g th
e a
pplia
nce a
nd/o
r tu
rn
off the M
CB
(at th
e fuse b
ox).
(M
ere
ly t
urn
ing the s
witch o
ff w
ill n
ot
necessarily
sto
p the flo
w o
f curr
ent.)
•C
all
an a
mbula
nce.
•If the v
ictim
is n
ot bre
ath
ing, im
media
tely
begin
mouth
-to-m
outh
resuscitation.
•To p
revent shock,
Pla
ce th
e v
ictim
's feet hig
her
than
th
e h
ead
by a
bout a foot.
Cover
pers
on w
ith a
bla
nket or
coat
if a
vaila
ble
.
Fir
st
Aid
in
ca
se
of
Ele
ctr
ic
Sh
ock
23
not m
ove h
im/h
er
if s
pin
al in
jury
is p
ossib
le fro
m
an e
xplo
sio
n o
r fa
ll associa
ted w
ith the a
ccid
ent.
•D
o n
ot re
move c
loth
ing that is
stu
ck to the
wound.
N
ever
put ic
e o
n a
burn
. D
o n
ot apply
oin
tme
nts
or
gre
ase to b
urn
ed
skin
(as w
ith b
urn
s f
rom
fla
mes).
•D
o n
ot bandage w
ith a
tow
el, b
lanket, o
r cotton d
ressin
g that w
ill s
tick to the w
ound.
(I
nste
ad, use a
shee
t fo
r la
rge a
rea.)
•Take c
are
not to
bre
ak a
ny b
liste
rs that have
form
ed.
•S
hie
ld the b
urn
ed a
rea fro
m c
hafing.
If turn
ing o
ff the e
lectr
icity is im
possib
le o
r you
can't
tell
wheth
er
it is o
ff (
unle
ss it is
hig
h-v
oltage
curr
ent)
, th
en to a
ppro
ach the v
ictim
:•S
tand o
n a
mat (p
refe
rably
rubber,
but pile
d
up n
ew
spapers
/maga
zin
es c
ould
be u
sed if
necessary
), a
nd
•E
xte
nd a
wooden o
r clo
th o
bje
ct, s
uch a
s a
B
room
handle
, C
hair,
P
iece o
f clo
thin
g, or
R
ope
U.S
. C
ente
rs for
Dis
ease C
ontr
ol and
Pre
vention, U
.S. N
ational Lib
rary
of M
edic
ine
CA
UT
ION
:
Wh
at
sh
ou
ld y
ou
do
if
no
t su
re if
the p
ow
er
is
off
?
Sourc
es:
For
the s
afe
ty o
f th
e v
ictim
, do
•C
heck f
or
indic
ations o
f shock:
C
old
, M
ois
t S
kin
Fast H
eart
beat
Pale
ness
Feelin
g F
ain
t•
Check f
or
burn
s, w
hic
h m
ay n
ot be
vis
ible
fro
m the o
uts
ide. S
ites to inspect
in p
art
icula
r are
:
The fin
gers
and toes
Skin
touchin
g a
gain
st m
eta
l
accessories lik
e jew
elry o
r a b
elt b
uckle
•Take o
ff a
ny c
loth
ing o
ver
the b
urn
- b
ut
only
if it c
om
es a
way w
ithout pulli
ng s
kin
alo
ng w
ith it.
•A
s long a
s the s
kin
is u
nbro
ken, you c
an
rinse the b
urn
in c
ool, r
unnin
g w
ate
r to
ease p
ain
.•
Cover
any s
urf
ace b
urn
s w
ith a
ste
rile
dre
ssin
g o
r cle
an c
loth
. •
Separa
te b
urn
t fingers
or
toes w
ith the
dre
ssin
g.
•Take the v
ictim
to the e
merg
ency r
oom
-
even if th
e p
ers
on is b
reath
ing, is
conscio
us, and insis
ts that s/h
e is a
ll
right.
•D
o n
ot to
uch the p
ers
on w
ith y
our
bare
hands b
efo
re y
ou a
re c
ert
ain
there
is n
oliv
e e
lectr
icity.
Never
move the p
ers
on if th
ey
are
tou
chin
g a
pow
er
line o
r oth
er
sourc
e
of hig
h v
oltage. U
nder
such
circum
sta
nces k
eep a
dis
tance o
f at
least 20
feet.
•T
he a
bove p
recautions a
re for
your
ow
nsafe
ty.
Thin
gs to
avoid
:
WA
RN
ING
:
25
24
Import
antTele
phone N
os.