le
ct
la
ca
st
Miss Missin in
page page
1------24
60364-5-52
(normative)
et od
of in talla tallati tion on
et od of in tall tallat atio io Cable trunking systems
Conductors an able able
Without trunking, fl oo trunkingj
Cable systems
Cable ladder,
Support
in
cable brackets
Bare condu conductors ctors +a
Insulat Insulated ed condu conductors ctors Multi-
Sheathed (including armoured and mineral Insulated)
Singlecore
Permitted. r mi mi t ot ap icab icab
or
ot
orma orma ly
in
ra ti
it IPXX IPXX
an
Insulated a p r o r ia ia t
io
if
or
ic r e used o f i n a l a ti ti o an
as
rote rote tive tive ot ai
conductors in on it
or protective tr in or
bonding conductors in te
may
60364-5-52
IEC2009
et od of in tall tallat atio io
Situations
Clipped
Conduit Systems
Accessible
Buildng voids
Embe Embe
Without
41.42
Not ccessible
40
ed in
6,7,8,9, 12
70,71
70,71
4,
in
frame frame
Architrave
16
15
15
mm No permitt permitted ed i ca ca b
or
ot
Foll Follow ow manuf manufac actu ture rer's r's NOTE
r ma ma l
in
Support brackets
36
12
10,11
16
er
46,45
33
air
able able la
34 43
33
indo indo
ducting systems
53 , 2 22,23,
Over Over ea /fre /fre
Cable
41,42
57,58
structure
Cable trunking (including skirting trunking, fl loor loor trunking)
ti
inst instru ruct ction ions. s. th
th
60364-5-52
IEC:2009
Table
xa fo
2.
le
thod thod of inst instal alla lati ti curr curr nt-c nt-car arry ryin in
tain tainin in
ro idin idin pa it
in tr ctio ctio
od of Item No.
et od
of in tall tallat atio io
Room
Room
Room
Description
Insu Insula late te cond conduc uctor tor ab in on it in insu insula late te wall walla, a,
obtain obtain
curren current-c t-carry arrying ing capacity
or ingle ingle-c -core ore th rmal rmal
A1
i- or ab in on it in ther thermal mally ly insul insulate ate wall walla, a,
A2
ltilti- or insu insula late te
ab wall walla, a,
A1
Insu Insula late te
cond conduc uctor tor
a so so nr nr y
ir
al or
in
or
ac
th rmal rmal
ingl inglee- ore B1
t ha ha n
ti or ab in on it on oo o r m a o nr nr y al or ac le
than than
,3
on
it
iame iamete te
Insu Insula late te cond conduc uctor tor or sing single le-c -core ore able able in able able tr nkin nkin (inc (inclu lu es mu ti om artm artm tr in on oo or ma on al ru oriz orizon onta tall lly" y" ru
B1
vert vertic ical ally ly'" '"
ltilti- or able able in able able tr nkin nkin (incl (includ udes es mult multii-co comp mpart artme ment nt trunk trunkin ing) g)
ru
Under Under consider consideration? ation?
oriz orizon onta tall lly" y"
run vert vertic ical ally ly'' ''
th
meth method od
il ra io es ribed ribed
ar
ot in
to
ic ac al
ro
o r i n t a a ti ti o
a ct ct i
ar
i n i ca ca ti ti v
of
60364-5-52
IEC:2009
Table A.S2.3 (continued)
Item No
obtain
10
In in
11
lti- re trunkrnq"
12
In ru
15
late en
In
able in
at
in
at
frames" in le-cor
on tors lti- or
on
able
B1
able
or
re
16
tors or in le-cor able tr nkinq"
late on tors in rnouldlnqs''
In
~~
on
current-carrying capacity
tors
in le-cor
B2
able
A1
it or in rc itrave
in
in
it or
A1
in
ti
A1
or multi- or
able
20
masonr in le-cor
alle or multi- or
able
21 masonr
in le-cor
22
able B,52.1
eilin
or multi- or
Unde
able
consideration
"I' ixed in tallatio using equipment
23
C_
of
en
rr nt able B.52.1
60364-5-52
IEC:2009
le A.S2.3 (continued)
Item No.
et od
of in tallatio
Single-cor 30
31
obtai
Description
or multi- or
rforat or verticatty"
Single-cor
able
tray ru
orizontall of
or multi- or te
current·carrying capacity
tr
able iz
able B.
.1
or
ta
vertically"
description
in le-cor ri
34
ac
or multi- or
able
more than 0,3 times ia te
in le-cor On la
able
vertically":
ta
Single-cor
33
or multi- or
or multi- or
able
er
35
in le or en ed
36
in insulators
or multi- or able from or in or oratin ir
te
to
or or method G9
or
IEC:2009 ab
.S2.
(continued)
Item No.
40
obtain
DJi)}
in or buildin voi
ti
current-carrying capacity
B2
in
h,
De
20
De"; B1
20 te building
41
to
on
B2
it in
i.
De
22 B1
in e- or in in
42
or multi- or vo
ab
in
on
it
Unde ol
consideration in
ay 20 B2
22 B1
43
44
~Ii:i:::il ~,Iii::::il
20 In
late
on
tors
in
able
62
ting
I, j,
22 B1
Under consideration in
ti ti
in
il
ol
re v oi d
in
ma
1,5 D e " ;
20
De
B2 V ; : > :20 B1
I~~~:~~~~a De
45
te ry re te th
vi
ab
th ma
in
in i st iv it y
ti ry
in le-cor
50
S;
B1
Under consideration
re vi
ab th ma
mlW
ty
jlllllllllllllll~
B2
in ot
h,
DI!;~~~~~IY in ti
46
to
or multi- or
llowin
ma
1,5
20 B2 V ; : > :20 B1
ab e:
B2
De";
47
50 B1
D~IIIIIIIIIII~
De
60364-5-52
IEC:2009
1 Table A.S2.3 (continued)
Item No.
et od
of in tallatio
Description
late e i
ti
TV
TV
I---
ICT
ICT
I---
I---
on tors or h c e t
re
ti
In
re
late le
able tr
tors or ab tr
able in lu
on in
vertically'':
in le-cor
able in lu
In late on able in lu
53
54
current-carrying capacity
In
52
obtain
tors it in
I.
in
82
in le-cor ln
tr
or
B1
81
inq"
B2
1,5 D e : 5
inqie- or
20 B2
ve tilate ta
20
I.
B1
te
to
in
it
in B1
in th
floor'":
Sheathed
in le-cor
or multi- or B1
56 an
ru
oriz
vi 57
tall
or vertically
ti th
mlW ithou ad ed me protection''
anical
re i st iv it y
in
60364-5-52
IEC:2009
Table A.52.3 (continued)
Item No.
et od
of in tallatio
Description
obtain
current-carrying capacity
(s
ti on
58
vi
re
ir
th
i st iv it y
m/W it
ad ed me
Insulate
59
in
anical
rote tion''
conductor or single-core i n masonryf
60
lti· or
able
70
ti ti
re in th
ro
ti
in th
ro
in
on
B1
it in ma onry
it or in
B2
01
r-=-
71
72
in
s;
ir
eath in le-cor in th withou
adde
it
01
or multi- or
mechanical
able
protections
02
60364-5-52
IEC:2009
Table A.S2.3 (continued)
Item No.
et od
of in tallatio capacity
73
ir
in th it
ad ed me
anical
rote uon?
10 W/m
a n i nt er n th
to
th
ie
ve ti
K.
t it i
ti
id
m et h
tt
is
ti
ay th
is th
te
ia
te
ti
th
ti
th
te
am te
is th
te
i am et e
ti
ac
on
it
th
of
ri
th of
th
an
ti
it
in ta
mulation
ve ti
t-
ry
it
m et h
revent
mrn", th
rr
t- arryin
apacit
ma
ig
r.
m/W, on rete
la te
an
th
li
(oth
than thermall
in
lati
t-
ry
material ).
th
mlW. th
il in
ts
i st iv it i
th
it
ir
tl
ri
re ia
60364-5-52
IEC2009
(informative) current-carryi
.1
Introd
tion io
on tors rote tion agai ipme
armo re
armo re
is
in
as th re ir me ts th rmal ff ts (I
to
ic
th
mu ti or
in
capacities
or
on
ab
in
or
tors ar
ab
oe
in
to
ar in
on
te
ot ap
ay metallic
(C au
of in
tr
io
re
ro
-sectiona
im
io
of this
to ar oure
ts (s
if
to
in
ta
), ),
-4
ar ).
or
ab
in
or
.5).
te
on
to
re
to
ro
to
iv a pa ci ti e
ia
ti
rote tion agai le tric oc (I -4 ), ov rc rr rote tion (I
irr
ro id
me as
it
(e io
rm rr
to t-
ab
rm
ri
tu ti
rr
ra
area
ap ro riat
to
ap
on
tors
ra re
referenc
ambient temperatures te
to
th
apacit
ou in
re am ie under consideration
ir
te
able
ra
tu
in th
to
os ib
re
of th
th
inte
in ta
ti
ti
or
ri
ab
ab
te
rr
to
rt
t-
rr in
orre tion is ot
ap
i ti e
it
if
o rr e t i
is
60364-5-52
rs
re ifie
method
ra in th
ti ri
IE
rr
t-
rr in
ty
ri
th
Soil thermal re istivit
8.52.3
IEC 60287-3-1).
ry iv
ar
/W
itio in
t-
th
ta
m et h
t io n
Grou
8.52.4
on isti
of th
ontainin
in
thre
at
in
able
on
at
.1
100 r at io n
th
tors or tw
th
or
re
rr in
t ai n
ir
om th
ma
a ct ur er .
it
re in
ab or
or on able
twin or
or on
thre
able or
able
ap li
ro
In tallation type
8.52.4.2
to va
tors
in
al
i n t a a ti o
on
tors or thre
to
th
8.52.1
mb rs of
on
ti ti
tie
more than on
followin
th
ve
th th
iv
to
te ta
Installation ty es
8.52.4.1
tw
re
ab
t io n
and
in
t or s m a
ig
able 8.52.1
it
to
to
installation. io
rf ra
tr
ta os
to to
followin
re is
ti
al
lation
ou
ti
re
able ot
on
ma
r ci s
rn
re
an .1 an
.4
esirable
ov
th
re
a di n
th
ma
to
ry
in
ie
60364-5-52
th
io
to
ta re
IEC:2009
rd
iv th
ystems is
.; where is th
ro
re
tion
actor;
ti
is io
ti th
rl r- ti
rg
th io
group th actor.
or
is
je
ro
is
af
re ti id
thermall
as
in
je
in
re ra iz of ab
io
is
on id ration
th
termin
late
ro
th B.52.5.1 is
re
acit
te
if
on id ration
It if re
ontainin
ro on th
io
te
or
al
atio
all)
W/m2.
ific
iz
60364-5-52
IEC:2009
82
oo
al
on
tors ma
ooden
th
rr
insulatin
i-
ig
r.
is
je
is
on id ration
ail):
t- arryin
apacit
ay
ig
r.
is
je
is
on id ration
materials).
and 02 man facturer's
instruction ):
m/W B.52.3).
mlW al
th
ap ro riat
8.52.6.2
to re
Othe
ai
on itio
ethods
it
ilit
re
is io
ixin
at
is is imilar
in
io
ap
it
rf
ab
60364-5-52
ro la
th area
in
rk
IEC:2009
th
together
rmit ra
onti
ou
capacitie
ta ti ll te
om
to
re
ai
lo
arou
th
able
to
teady- tate
refer. It i s
op ration
ot im ie
ve ie r o i at e
te
o e i ci e t s
th re
re
iv
(100
th om
te
it ms id
re
i n t a a ti o
ri
iz ig
m et h
in
ti
ru
of th
o u t ri e rr
in
f) an
io imilar ou te
applied.
th in th
ilin
ti
t- ar in
60364-5-52 ab
In ta atio re re method ormi of ta late rrent- arryin apacitie
rrent- arryin ir er
method
of in tallatio
asis
apacitie ts Ambient
Thermoplastic
temperat re
insulated
Room
Insulated conductors (single or able in on it in thermall insulate wall
. 2
. 2
B.52.3 . 2
B.52.5 . 2
. 3
B52.3 . 3
B.52.5
. 3
A1
B.52.14
Group re tion
B.52.17
ulti-core cabl Room
th
in wall
te
Insulated conductors (single or able in on it on wooden wall Multi-core cabl in condui on oo al
xc (Table B.52.19 applies)
B1
B.52.14
B.52.17
B.52.15
B.52.19
.4
B2
B.52.2
B.52.5
Single-cor or multi-cor cabl on oo en al B.52.6 05 ·C Sheath B.52.7 Multi-core cabl in ucts in th ro nd
B.52.2
B.52.5 ol
60364-5-52
IEC:2009
Table B.52.1 (continued) able an urrent-carryin or in fere
method
of in tallatio
t'--U-'-"
I~
apacitie rc it ti
insulated
insulated
Sheathed singlecore or multi-core able ir in th ground. ulti-core cabl re ai
I~
Copper Aluminium
Aluminium
Single-core cables to in in re ai
ee
factor
factor
Col8
Col8
Col8
70°C Sheath 8.52.8
8.52.14
Copper
6.52.21 B.52.8
Single-core cables ac in re ai
cable diameter
Group reduction
105°C Sheath 8.52.9
Aluminium
Aluminium
105°C Sheath B.52.9
Copper 8.52.10
8.52.12
Sheath 8.52.8
learan to al no le than on able diameter
;0\
Ambient temperature
Mineral insulated
in
learan to al no le than ,3 time cabl diameter
..
ol mn
8.52.14
Sheath 8.52.9
60364-5-52
IEC:2009
1-
ab in mp
rrent- arryin apacitie of al on ab oa on or op am mp
atio
in am
re
or al mi iu ai
A2
ou
01
crosssectional
02
Ei
conductor mm
Copper
1,
14,5
14
17,5
2,
19,5
18,5
24
16,5
19,5
22
22
29
28
37
38
46
48
85
78
83
90
11
99
11
11
13
11
13
15
13
16
14
15
70
19
16
21
95
23
20
25
12
26
23
29
36 41 10
46
43
57
52
63
16 25 35
10 99 11
23
21
26
29
33
38
39 24 33
40
34
45
39
18,5
17,5
46
42
Aluminium
2,
21
22
28
29
32
36
10 16
48
44
60
54
63 83
25 97
35
86
77
82
10
50 70
11
10
15
95
14
13
18
12
16
15
18
17
23
18
21
19
26
22
25
24
25
22
31
26
29
30
28
29
33
NOTE 3,5,6,7 In column iz re te to ap
and 8, r c t or s a n ay
on
17
to ie
to
me ir
or
iz
to an to
in
16 mm
al
or larger
60364-5-52
ab
on
to
or method or ti temp ra re
rr t- arry apacit in am re of al ti ab ad on to op or al mi am mp ra re r, ta
Nominal crosssectional
ti
t ho d
of
IEC:2009
ro
ab
A1
iii
onductor rn2
Copper
1,
19
2,
26 35
42
33
40 58
10
61
75
57
69
77
16
16
12
70
25
18
22
26
30
26
328
35
30
39
33
44
38
20
95
36
32
14
30
50
45 44
69
50
Aluminium
2,
20
43 10
84
33
84
71
40 54
48
16 25
35
78
79
72
10
94
76 98
10
35
11 13
14 95 12
19
17
22
20
17
28
24
24
18
20
28
21
23
32
23
18
28
26
35
30
37
26
29
24
33
30
41
35
43
30
34
50
34
38
, 5 , 6 , 7 and 8, ir ar In columns NOTE iz re at to ap on tors an ma
on af
tors ar as me or iz ap ie to ir ar on
to an tors
in
in
16 mm
al
fo
ar
60364-5-52
IEC:2009
ab
on
rr
in at on or temp rature
thre
t- arryin
oa am
on
apacitie
tors/cop mp rature
t a a ti o Nominal cross-sectional
A1
in am
t ho d
of
re
or al mi iu air,
ro
ab
A2
01
02
i!i
onductor
Copper
1,
13,5
2,
10
25
20
24
24
24
27
32
30
33
38
41
50
54
64
70
23
28
31
29
36
42
39
57 68
73
68
19
21 24
16
18
89
35
11 11
13
20
16
19
17
23
19
22
21
24
28
32
31
35
70 95
15
21
19
26
18
24
22
29
24
22
29
34 33
46
Aluminium
2,
16,5
18,5
22
24
28 10
27
32
30
39
39 59
25
70 86 10
64
83
77
92
69
11
91
99 12
18 15
20
23 NOTE In column 3 , 5 , 6, 7 and 8, ir la izes re at to ap on tors an ma
30 on af ly
17
22
16
18
19
21
23
30
21
25
26
35
24
28
tors ar as me fo iz applie to ir ar on
to an tors
in
in
16 rnrrr' Values fo larger
60364-5-52
ab
rr at on
t- arryin
re
ad
apacit on
in am
tors op
I ns ta ll at io nm et ho d
re or al mi
o f T ab l
Nominal crosssectional a re a o f onductor
1
IEC:2009
01
2
3
4
5
1,
17
15,5
20
19,5
2,
23
02
i5
Copper 22
21
23
35
39
30 35
40
44
52 71
15
73
25
95
10
35
11 14
13
17
11
12
15
15
19
18
32 28 32 34
37
30
57
Aluminium 2,
21
19 25 32
31 48
10
46
57
64 71
93
84
82 98
50
95
11
10
13
13
14 17
30 27
NOTE I n c ol um n s iz e r el at et o s ha pe d
11
17 25
30
10
35
31
38
40 ,6,7 an , c i rc ul a c on du c o r a r a ss um e f or s iz e u p c on du ct or s a n m a s af el y b e a pp li e t o c ir cu la rc on du ct or s
an
i nc lu di ng 1
17
19
19
22
22
25
25
29
28
32
m rn - V al ue s f or l ar ge r
60364-5-52
IEC:2009 ab
rr ra in
al ic
at
at on
mp rature
twin or
arryin od op
apac ti
in am
re
on
tors an
at
re re
am ie
mp
or
at re
in le-cor in tr oi
Nomina cross-sectional ar of on to
r ma ti o
formation
rnrn?
21 29
2,5
38
21
23
45
37
41
57
48
52
77
65
70
34
2,5
10
92
16 25
133
35
163
50
202
70
24
22
207
264
95 120
340
286
303
150
388
327
346
185
440
371
392
240
514
434
457
th to
th
te
60364-5-52
ab or ra ta ic
at
rr al at on at on
t- arryin apacitie me od of ab op on or an
temp rature
loaded on uctors twin or in le or Nominal os ti of conducto
re re
am ie
re lti- or in tr
or il
am
IEC:2009
re
at temp rature
loaded
in le-cor rm ti
on
tors in
or in formation
mm
28
1.5
24
27
33
36 47
1,5
31
26
30
2.5
42
35
41
55
47
53
81
91
107
11
14
15
171
187
212
230
70 10
96
12
16
35
03
25
50 70
80
369
95
334
12
383
15
435 55
185 24
ta
465
492 572
th
rm
312
oo
60364-5-52
IEC:2009 ab in ra in al ic
at
rr nt atio
op
on
mp rature
o l t or s t wi n or single-cor
Nominal cross-sectional
arryin
apacitie tors
an
re
in am
re
eath
am ie
overed mp ra
Single-core
ti or
r F
conductor
I~ I~ I~ [5
rnrn-'
25
1,5
21
I~·
~De
23
2,5
26 36
2,5
30
34
57 10
82
69
16
109
92
77 125
25 173
174
35
197 24
50 264
70
259
294
353
402
289
95 120
364
150
416 426
185 552
240
to ti is th
x t r na l
i am et e
th
ab
60364-5-52
ab
rr ra in
ta ic
at
t- arryin
atio
op
temp rature
apacitie on
or
re re
an
am ie
t or s t wi n or single-core Nominal cross-sectional
in am
re
at temp rature
in vertical trefoi
IEC:2009
re ac
formatio
Single-core horizontal spaced
E o
conductor
I~
mm
1,'0.
54
28
32
I~·
56
64
35
40
2.5
54 56
50
60
61
70
78
89
10 16 25
179
15
164
35
22
184
200
21
24
359
385
44
44
505
95
15
52
185
596
500 584 th
is th
t er n
ia
te
th
to
60364-5-52
IEC2009 ab
rr in
on
arryin
atio
op
on am
or
Three loaded conductors trefoil
load conductors
Nominal crosssectional
apacitie
in am
tors at
oa
mm-'
or
Touching
I~ I~ I~
conductor
re
Spaced
I~·
or
;~De
18,5 25
43
51
60
13
21
19
14
35
70 238 12
32
15
379
185
434
24
51
300
593
25
21
304
264
25 275
372 409
427
868
50
905
630
rnm-'. on
tors an is
ma al
af ia
ap ie of
615
56
852
795
629
497
400
ap
146
to ab
ir
ar
on
tors
IEC:2009
ab
rr in
t- arryin
apacitie
at on
in am
re
or am
t a a ti o
Nominal crosssectional
loaded
Three
loaded conductors
conductors
touching
I~
conductor
2,
me od
of
Three loaded conductors trefoil
ab
hree loaded conductors, flat Touching
Horizontal
Vertical
I~
I~
or
Spaced
19,5
23
33
16
54
46
73
61
98
78
25 35
11
50
135
17
70
17
50
84
12
14
87
11
99
10
13
124
13 19
20
21
36
31
33
43
37
26
24
12 82
15 18
44 55
30
71
60
00
71
80
63
NOTE
62 73
50
NOTE aped
51
85 16 mm
on
tors an is th
ma
t er na l
af i am et e
ap li of th
to ab
ir
ar
on
tors
60364-5-52
1-
IEC:2009
ab
on
or
rr
t- arryin
XlPE or EPR in mp at
atio re
op
a l a ti o
wo loaded conductors
Nominal crosssectional
touching
apacitie
in am
on am ie
or mp ra
od
re
of
Three loaded conductors trefoil
re Touching
oa
on
or Spaced
Horizontal
I~ I~ I~ I~ I~
conductor
mm
at
Vertical
~or
I~De
od
23 2.
36
32
49
42
63
54
86
75 10
25
14
35
18
12
18
16
16
22 28 35
38
29
41
12
44
50
15 18
54
24
64
46
83
30 40
94
50
1083 08
63 NOTE ir la on tors ar as on tors an ma af ap li NOTE
is th
t er na l
i am et e
me or izes to ir ar on of th
ab
to an tors
in
in
16 mm
al
or ar
iz
re at
ap
60364-5-52
ab or or temp ra
on
Nominal
rrent- arryin
loaded conductors
in
loaded
atio
conductors
crosssectional
apacitie
in am eres
al mi iu on re am ie
loaded conductors trefoil
or mp ra
Spaced
Touching
I~
conductor
rn?
IEC:2009
I~De
24 32
38
10 77 25
122 172
135
35
153
165
50
70 300 263 343
150
358
44
408
185 561 300
652
400 770
856
500
991
921 77
630
ap
806
on
tors is th
an te
ma
afel ia
ap li te
th
to
ir
la
on
tors
60364-5-52
IEC:2009
B. 2.
ra
30
Insulation Ambient
Mineral"
temperature" E a d E ar
ex os
Bare
ot
xp se
'c 1,14 15
1,17
20
1,12
1,07
25 30
1,07 1,00
1,04 1,00 0,96
0,85
0,92 0,88
50
0,71
55 60
Fo
0,80 0,71
0,50
0,45
0,75
65
0,65
0,70
70
0,58
0,65
75
0,50
0,60
80
0,41
0,54
85
0,47
90
0,40
95
0,32
ig er ambient temperatures
consul
th
manufacturer.
·C
60364-5-52
orre tion
ac or
or
mb
Ground
ro
temp ra
re
ot
IEC:2009
than
Insulation
temperature
'c
PVC
10
1,10
1,07 1,04 1,00 0,96 0,93 0,89
40
0,77
0,85 0,80
ab
50
0,63
0,76
55
0,55
0,71
60
0,45
0,65
65
0,60
70
0,53
75
0,46
80
0,38
rr
on
to
rr
or t- arry
ab
ri
ac
re
or re
th
ro m/W meth
1,5
in ta
t io n
in
in
ti
ab
to
ac
1,18
0,96
1,5
0,90
rr
ti
t or s i s
it in
th th
ti
ov ra
2,5
te
to
ty
th
ti th
series.
%.
60364-5-52
IEC:2009
ac or to
Item
mo th rr
t- arry
Numb
Arrangement (cable touching)
or
on
apacitie
circuits
of
ab
mu
ab to
multi-core cables
20 n a , on a surface, embedded or enclosed
B.52.2 to B.52.1 Meth ds to
Single laye on wall floo or unperforated cabl tray systems
0,75
0,72 unde
wooden ceilin
0,62
0,61
Si gl ayer on perforate horizonta or vertical cabl tray systems nc ladder system or cleats etc.,
current-carrying capacities, reference
No furthe reduction factor fo more than nine circuits or multicore cables
B.52.2 to B.52.7 Method
B.52.8 to B.52.1 Method nd
0,82
applied.
nl2
nl3
60364-5-52 ab
on al ti
method in le or
or ab or multi- or able to
Number of circuits
Nil
ne
mo
able
ab
an on
rc
able learan e"
0,125
0,55
IEC:2009
0,25
0,5
0,85
0,90
0,90
0,75
0,80
0,85
0,70
0,75
0,80
0,70
0,80
0,55
0,63
0,74
0,51
0,59
0,71
0,65 0,60 0,59 0,57
0,46
0,41
0,38
0,47 0,44
ulti-core cables
Single-core cables
mlW.
%. (Where
to mo
is
va
re
ir
may
th
al
late
method
m/W t h in
te
to
t hi s
ir
ou
th
id re
t ho d
ve
circuits.
IE
iv
in IE t io n
02 to
in
al
60364-5-52
IEC:2009
In
B. 2. ti
or
ab es in
r o
t t
in e- ay
B.
.5
ts
t c
il
(ducts touching
0,85
0,90
0,78
0,88
0,77
0,87
12
0,74
0,85
13
0,73
0,85
10
0,49
11
0,68 15 16
0,39
0,66
17 18 19 20
0,82
60364-5-52
B) mb
of
in
or
ab
in
on
ic
in
IEC:2009
ts
in to
aran
or
(ducts
Nil tou
ing)
0,47
0,90
0,90
0,95
0,80
0,85
0,90
0,80
0,90
0,80
0,90
0,76
0,87
0,74
0,87
0,61
0,73
0,86
0,59
0,72
0,85
0,68
0,84
0,67
0,83
15 16
0,34
0,51
0,66
0,83
17
0,33
0,50
0,65
0,82
18
0,31
0,49
0,65
0,82
19
0,30
0,48
0,64
0,82
0,63
0,81
ulti-cor
cables
C®)~C®) Single-core cable
1-·-
l(.')y-r.;)
mlW.
%. Where more
re is
va
ar
requir
th
ma
al
at
method
iv
in th
IE
ri
mlW in reased an
an
al
late
by th
method
a ra l this
ir
it
al
on id re
as
circuits.
give or
in IE
60 87 -1 as
or
t er mi ni n
re
ti
a ct o
60364-5-52
IEC:2009
ab
on
ac or
thod of in al atio
or
ou of mo a pa c in ab
an
mu ai
Number of tray or ladders
I~ ~1
Touching 0,76
__
Perforated able tray systems
0,68 1,00
0,86
----- -- --
31
te
0,73
0,71
0,66
0,68
0,64
Spaced
.. l~~1i
0,98
De
-----
0,99
-----
0,87
~20mm
Touching
0,72
IS':
(,:9, Vertical perforated able tray systems
0,70
;:~
(-:~ 31
Spaced
te
0,85
1/ mm
I~ ~~lm I~ Touching
Unperforated able tray
31
0,71
I_'_'~'_'_'_'_'_'_' _'I
0,83
0,68 0,63 0,61 0,58
Touching
Cabl la er systems, leat et (n te
32 33 34
1,00
X·
I~-f
30
0,87
0,78 0,78
0,76
0,73 0,70 0,64
mm
60364-5-52
Tabl
A.52.3
ta
B.52.2
(continued)
Number of tray
or ladders
Spaced
1~-"1w %.
termin
tr
an ap ro riat
method
in
th
to
IEC:2009
60364-5-52
IEC:2009
ab ab
ap ie ab
1-
on ac or re re rr ai od of
ou ar al at on
on or mo apacit or on
mber
of three-
of ir
or of
in
or
as
A,52,3
currentcarrying it
ladders
Touching
Perforated able tray systems
0,98
0,91
0,87
0,96
0,87
0,81
0,95
0,85
0,78
0,96
0,86
0,95
0,84
32
1,00
0,97
0,96
33
0,98
0,93
0,89
34
0,97
0,90
0,86
1,00
0,98
0,96
0,97
0,93
0,89
0,96
0,92
0,86
1,00
0,91
0,89
1,00
0,90
0,86
32
1,00
1,00
1,00
33
0,97
0,95
0,93
0,96
0,94
0,90
31
(note 3)
Vertical perforated able tray systems
31
in horizontal formation
re le vertical formation
in
re able horizontal formation
in
(note 4)
Touching able la er systems, leat
et
(note 3)
Perforated able tray systems
31
Spaced Vertical perforated able tray systems
31
(note 4)
Cabl ladde systems, leats etc. (note
Omm
re ab in trefoil formation
60364-5-52
IEC:2009
Table C.52 Reference f l T ab l
f i
B .5 2. 1
3 X Bl X LP E
B2
XL
S i z ( r nr r r' ) Copper 14,5
15,5
28
23
31
54
11
43
46
60
63
12
35
11
50
13
70
17
17
95
20
21
23
23
24
27
13
32
15
34
37
18
39
42
38
24
13
14
16
16
18
20
35
37
16
29
12
86
80
24
26
29
32
43
42
54
57
64
67
Aluminium 16,5
2,
31
17,5 23
32
24
32 45
49
10 16
91
41 57
63
70
35
86
50
10
10
10
12
13
15
16
18
21
23
21
25
28
24
30
33
28
34
38
32
39
44
38
47
53
73
11
11
70 18
95
19
12 15
22
18 24
35
OT T h a pp ro pr ia t t ab l o f c ur re nt -c ar r i n c ap a i t g iv e i n n ne x s ho u b e c on su lt e t o d e t er mi n c o nd u ct o r s i ze s f o r w h ic h t h e a b ov e c u rr e nt - ca r ry i n c a pa c it i es a r e a p pl i ca b le ,f o r e a c i n st a ll a ti o ne t ho d .
th
r an g
of
60364-5-52
IEC:2009
.52. Installation method
re t-
ryin
ti
in
Size mrn-'
PV
XLPE
XLPE
Copper
1,
18
2,
22 34
29 37
47 10
63
16
81
46
67
79
10
10
01/02
12 12
17
14 17
70
18
15
21
95
21
17
25
11
12
24
20
28
40
15
27
23
24
25
63
24
36
29
30
71 30
41
51
47
96
Aluminium
2,
18,5 29 36
10
48
47
52 25
78 80
12
13 16 18 50
21
10 00 30
30
13
IEC:2009
Table C.S2.3-
C.S2.1)
Arrangement
Item
12 1,00
0,50
enclosed in
ay
on
alls 0,70
trays in le laye fixe nder eiling in le laye
on
irectl
in etc.
0,65
0,60
0,75
0.70
erforate r o
vertical tray
0,95
0,90
0,45
16
20
60364-5-52
IEC:2009
(informative)
in apacit
to
ro
tional an
ar
iv
of in
on
tor. ol
in sn
where is th
rr
t- arryin
apacit
in am
re
in installation.
of th
rr nt arryin
ig
apacit
in
ap ro riat
ra
or al ot er
in
izes an fo al
ab
to
fo able it extr ed in lation th valu of ,5 should izes of minera in late able th nomina valu is fficiently re ise.
sed.
60364-5-52
IEC:2009
Table 0.52 Current-carrying
op er
on
ctor
lumini
on
to
10,8
1 5
0,6025
10,19
1 8
0,616
13,1 6:0;
3(
mrn?
:0
15,0
mm
14,9
0,611
14,46
0,598
17,76
0,625
13,95
0,627
17,25
0,603
17,0
0,648
6,,16mm 6>16mm
10,4
0,612
) :
0,5984 11,84
B.52.4 ~1
0,627
rnrn?
0,625 12,4
0,635
9,536 11,2
0,542
0,6324 0,542
13,34
9,92
0,611
0,605
B.52.5 15,17 6s16mm
13,5
0,625 0,639
16,88
13,2
0,539 oefficient
0,596
B.52.6
19,0
0,60
21,2
0,58 0,60
NOTE
20,3
0,60
23,88
0,5794
19,5
0,58
16,5
0,58
18,0
0,59
20,2
0,58
23,0
0,58
are exponents
an
exponent
0,539
60364-5-52
IEC:2009 Tabl
Current-carrying capacity tabl
0.52.1 (continued) Copper conducto
Aluminiu
conducto
Column
B.52.8
5>120mm 6>120mm
20,6
0,60
20,15
0,5845
22,0
0,58
22,0
0,58
25,17
0,5785
25,17
0,5785
24,2
0,58
11
1x l,9xlO-11
5,25 5,15
0,58 0,549 29,0
0,57
26,04
0,5997
21,8
0,60
27,55
0,5792 1,3
!>
rnrrr'
31,58
4,8
0,5791
31,58 2!>16mm
10-10
1,8
16,8
0,62
17,1
0,632
13,28
0,6564
10
3,55
10-
2,14
> 3 0 m 8 1 13,75
2,01
18,75
0,637
15,8
0,654
2:S16mm
12,8
0,627
2>16mm2
11,4
0,64
3:S16mm
11,0
0,62
3>16mm
9,9
0,64
12,0 (aluminium conductors)
0,653 0,663 0,666 0,647
2:S16mm 2>16mm2 :3>16mm
11,5
0,668
20,S
0,623
18,6
0,646
17,8
0,623
16,4
0,637 0,636
> 3 0 m rnrn
16,0
0,6633
16,0
0,6633
16,57
0,665
16,57
0,665 0,644 0,662
10
1,793 1,876
60364-5-52
Tabl
0. 2.
(continued)
Copper conductor
Current-carrying
2<::;16mm 2>16mm2
13,4
0,649
12,6
0,635
11,9
0,671
3<::;16mm 3>16mm
0,654 conductors)
IEC:2009
0,673 0,659
Aluminiu
conducto
60364-5-52
IEC:2009
(normative)
E.S2.1
ti
in
le
rr
th
ty
alan
th
rr
rc t.
t.
it atio
ik armo ic
an
ad to ov rloa in
ific
isturban ti
iv
in
an
ou
rr in th
ts
IE
of th
tral
on
re
tor.
re
ti
ri
rs
th
tr
to
%, th ta
te
re
rs
ti
th
in
re
to
th
th
rr
it
tion ie
ti
te
than th
ow
apacit
ra
is
fo thre
to th
rm
ar
to re
load
on
tors
re
rr
ap icable ry
ty
th
rs in
re
th
loaded conductors.
arryin
actors ma
ta
late
rr
t- arryin
apacit
or thre
60364-5-52
-72-
ab
1ou
ir
on ac or or an ve or
or
armo ab
Re uctio
armoni ontent of in r re n
iz
l e t io n i s a se d on in r re n
IEC:2009
rr
factor iz e le ct io n on ne tral
i s a se d rren
0,86 1,0
45
rm
i c) ,
re
in
am
te
%.
of
ap
ip
at on of re
in
on ac or
or
armo ic
ti
load becomes ~=45A 0,86 able is necessary
ic
is
39
0,4
46,8
46,8
able is
rr
t,
ic
ita le
is
39 th
to ti
ro
an
ot
ts
re re
ig
av
try id re
it
rr
60364-5-52
IEC:2009
(informative) Sele ti
Table
it
Suggeste (cla
ificatio
te
hara teristic
ac or in
to lE
fo condui
61386)
Situation
operating compression
Maximum operating temperature
installation
us
nder floo
in tallation
Embedded
Concrete
(floor
reed
Hollow all/on oo (inflammable material In masonry Buil in
voi
Ceiling voi Overhead mountin is mb o ra n
in or re
or in to o n r et e
i st a or ot
to am me od
r o a ga ti o i n t a a ti o
on it te a l o lo ur s a r
o f o ra n r mi tt e
o lo u it
ar
on io
r mi tt e of ow
60364-5-52
IEC:2009
(informative) le
ia
ig
on ig atio
io
ll
in L3
th
ab
ay
le
to
L 2L 3
in
in
2) ab
ig
in
il
12 in le-core ca le
th
2)
3) in tr oi ista
ig
ig re in th
.9
ig re
al
ai tain
config urations
Figure H.
.1
Sp
ig
Figure H.
.2
Sp
ig
rall 523.7)
fo
rall 523.7)
in
.c
-c
3;
60364-5-52
IEC:2009
-77-
tr foil
NOTE
23.7
te
ig
.5 .4
Sp
.52.
Sp
ia
fi
rati th
fo
le 23.7
re
60364-5-52
IEC:2009
NOTE
ig
ig re H.
al
ia
on at in tr oi (s
on ig ration
or
or
ar
aral
in
or
ab
30
ig re H.
ia on ig ration abov ac ot
or (s
aral
in
or
ab
ig re
ia
or
aral
in
or
ab
on ig ration in tr oi (s
