Application
ml
Cutler-Hammer
March 1982
New Information
Mailed to: E, D, C/36-600C
Data
36-733-A
Performance
Curves
Power Fuses
Curve Number
Fuse Type
Amperes
CXN
CXN
CXNO
CXNO
60C to
45c to
12oc to
SOC to
25OC
1ooc
3ooc
175Cl2OOX
Voltage
KV
Melting
Total
Clearing
Let-Thru
I’t
a.3
15.5
8.3
15.5
1
4
7
9
2
5
8
10
3
6
-
1
4
-
0 These Ratings can be Obtained by Paralleling
2OOC,
at
KV and 1OOC at
Overload:
Cutler-Hammer
Five Parkway Center
Pittsburgh.Pennsylvania,U.S.A. 15220
Number
11.
the Single Barrel CXN Fuses.
CANNOT
PARALLELED.
Style
IHI
Cutler-Hammer
March 1982
New Information
Mailed to: E, D, C/36-600C
Cutler-Hammer
Index
Data
36-733-A
Performance
Style Number
Five Parkway Center
Pittsburgh,Pennsylvanta.U.S.A. 15220
Number
hohcation
Curves
Type CXN
High Voltage
Power Fuses
Index Curve Data Guide
Style Number Series
Curve Numbers
9570DOlGOl Thru GO6
9570DDZGOZ Thru GO6
I, 2.3
4. 5. 6
Application
Cutler-Hammer
SCALE
.5 .6 .7 .6 .9 1
CURVE:
7(
3
2
A=
4
5
6
20
76910
Data 36-733-A
X 10
30
40
00,
900
BOO
IOC
sot
60C
STYLE
NUMBER
sot
4oc
957ODOl
957ODOl
957ODOl
957ODOl
957ODOl
957ODOl
GO1
GO2
GO3
GO4
GO5
GO6
3oc
2oc
70
1oc
90
80
70
,50
60
50
50
40
40
30
30
20
20
10
9
8
7
10
9
.3
7
6
6
30
5
;:
5
$
4
::
m
z
;
Is
F
4
3
I
I
I
3
III
-L
Safety Zone Lrmit AL
2
;
1
.9
.a
.7
$
‘/:
1
.9
.B
.7
.6
.6
.s
.s
I
.4
.4
.3
.3
A
.2
For coordination wrth another protective
device on the load side of the
fuse, the meltrng characterrstrcs
of
the fuse must be separated from the
operating characteristic
of the other
device by an appropriate safety zone.
.,
.09
-08
.07
When added at the left side of any
melting curve, the safety band shown
covers the ordinary service vanables
including preloading.
In the direct comparison
of performance charts, placing the right hand
and left hand borders of the chart of
the other device on the safety zone
limits of this curve sheet is equivalent to adding the safety band to all
melting curves.
.06
.05
.04
.03
.02
I
I
.01
:
SCALE
Type CXN Current
Minimum
Curves
without
Limiting
Single
Melting Time - Current Characteristics,
are based on tests
1n11,al load Curves
CutirHammer
Wmtlrqhouu &
Cutk-Hammer Products
X 10 =CURRENT
IN AMPERES
Barrel Power Fuses (3 and 4 Inch Diameter)
startmg
wth
fuse unos at an amblent
temperature
of 25OC and
are plotted to rmn~mum test pmnrs so var,at,ons
should be pos~twe
1
Curve No.
8.3 Kv
0
Rderenn
Data:
Number
Reference Curve
Date
Curve
Printd In U.S.A.
A, B, C, D
666751
6-25-75
E, F
666753
7-16-75
I?
705405
12-3-79
March1962
Application
SCALE
X 10 =CURRENT
Data 36-733-A
IN AMPERES
1000’
900
800
700
1000
900
800
700
600
600
500
500
400
400
300
300
200
200
100
90
100
90
80
70
80
70
60
60
I
50
I
,
I
,
I
\
I
.
I,,
50
40
40
30
30
I
I
I
I
I
III
I
I
Ii
I II
YII
I I
20
I
I
I
lllll
I
I_
I
I
I I IlI/2o
10
9
9
7
6
::
5
z
Y
WJ
I
‘?
;
3
2
1
.9
.a
.7
.6
.5
.4
.3
.2
.1
.09
.09
.07
.06
.05
.O‘l
.03
.02
.01
SCALE
Type CXN Current
Total
Clearing
Time
- Current
Limiting
Single
Characteristics,
8.3
Barrel Power
Fuses (3 and 4 Inch Diameter)
Wutinghouv
Cutlw-Hammr
0
Reference
Data:
Curve Number
Reference Curve
Date
a
Roducta
2
Curve No.
Kv
Curves are based on tests starting wl!h luse units a! an amblent temperalure
of 25T
and
wtthout ,n~,~al load Curves are plotted 10 maximum lest po~n,s so var,al,ons should be nega,,ve
Cutler-Hammar
0
X 10 =CURRENTINAMPERES
Printed in U.S.A.
A, 6, C, D
666752
6-25-75
E, F
666754
7-16-75
March 1992
Application
Cutler-Hammer
SCALE
.6
.7 .6 .9 1
2
3
4
5
6
76910
X 10 =CURRENT
20
30
40
50
60
Data 36-733-A
IN AMPERES
e
0
0
a
P P $
0
s:
z
0
8
000:
P880
s
R
8
::
8
s
8
::
g
$
88xX
Egg@
1.000.000
900.000
600,000
700.000
600,000
FUSE
VOLTAGE
IN KV
AMPS
83
83
8 3
83
8 3
83
83
60C
1ooc
125c
15oc
2ooc
250C
3ooc
SYMMETRICAL
INTERRUPTING
RATING AMPS
t----l
CXN
CXN
CXN
*CXN
CXN
CXN
*CXN
100,000
50,000
50.000
50.000
50,000
50.000
50,000
50.000
* Two (2) 15OC Fuse I” Parallel
S89570DOl
GO4
90,000
90,000
70,000
60,000
30,000
40,000
30,000
20,000
20,000
I
I
I
/Illlll
I
I
I
lllllll
I
I
I
I mill
Iii
ii_
:2
UI$27
10,000
9.000
6,000
7,000
6,000
5,000
4,000
I II
3,000
II
I
IIIiili
/
I
I
I I II
I
I
I
I
l/ill/
I
I
I
I
I
/I
I
I
z_
2,000
6,000
5,000
4,000
3,000
(0
5
0
c
I III/
10,000
9,000
6,000
7,000
2,000
2
2..
-.
I II,
‘,fg
I I
600
700
I
I
I
I
I
II111
I
I
I
I
III
I
I
I
I
f
~1111
I
I
I
I
III
!L
I ‘0.
I 2
1,000
900
600
700
600
600
500
600
400
400
300
200
100 I9c ,6C I7C ,-
100
so
60
70
6C ,-
60
5C ,-
50
4C a-
40
)-
30
)-
20
Available
I.5
.6
.7 .6 .9 I
2
3
4
5
6
76910
20
Fault
30
SCALE
Type CXN Current
Let-Through
Characteristics,
Limiting
8.3
Single
Barrel Power
40
Current
50
60
E
X 10 =CURRENT
Rms Symmetrical
y=sZsg
10
E
H
:
x
YI
8 X888
(oc(Do)o
8
,o
IN AMPERES
Fuses (3 and 4 Inch Ferrule
Diameter)
8
z
8
:
Curve No.
Kv
RdrrenwData:
Curve Number
Reference Curve
Date
Waatinghouu
Cutler-H*mmr
&
Roducb
g
m
Rlntd
in U.S.A.
8;;:;
(DCObl.
,o
0
3
1 Thru 7
666649
3-l 1-75
March
1662
Cutler-Hammer
Application
Data 36-733-A
0
CURRENT IN AMPERES
iS
6OC, 7oc , 600 , ii-t
5oa , 4OC , -
IOOC
10,
so
80
70
sot , _
TYPE CLT FUSE I*t CHARACTERISTICS
STYLE
NUMBER
,-
AMPS
KV
9570DOZG02
9570D02G03
9570DOZG04
9570D02G05
9570002606
60
I
1
II
I15 5
1 45~
50
I 21
MINIMUM
MELTING
INA2SEC
40
30
3.900
6.200
9.500
14.000
20.000
6OC
75c
B5C
1ooc
20
100
so
60
70
10
SO
60
70
60
60
50
50
40
40
10
9
6
7
6
q-
Safety
Zone
Limit
*
1
.S
.a
.7
.6
.5
.‘I
fuse, the meltmg
characteristic
of
the fuse must be separated
from the
operating
characteristic
of the other
device by an appropriate
safety zone.
.I
.os
.06
.07
.,
.OS
.08
When added at the left side of any
melting curve, thesafetybandshown
covers the ordinary
service variables
including
preloading.
.06
.05
.Od
In the
direct comparison
ance charts,
placing
the
and left hand borders of
the other devtce on the
limits of this curve sheet
lent to adding the safety
melting
curves.
.07
.06
.O!
0‘
of performright hand
the chart of
safety zone
is equivaband to all
CURRENT IN AMPERES
Type CXN Current
Minimum
Melting
Time
Cutler-Hammer
Wsstlnghouu &
Cutln-Hsmmr Producta
Limiting
- Current
Single
Characteristics,
Barrel Power
15.5
Fuses (3 and 4 Inch Diameter)
Curve No.
Kv
Rafwenca Dots:
Curve Number
Reference Curve
Date
Printi
in U.S.A.
A, B, C, D, E
666746
6-24-75
cl
4
I’t
705406
12-3-79
March lSS2
Application
CURRENT
Data 36-733-A
IN AMPERES
CURVE
A=
45C
.02
.02
A
CURRENT
Type CXN
Total
Clearing
Current
Time
- Current
Limiting
Single
Characteristics,
15.5
IN AMPERES
Barrel Power Fuses (3 and 4 Inch Diameter)
Kv
BCDE
Curve No.
Reference
Data:
Curve Number
Reference Curve
Date
Printed in U.S.A.
A. 6. C. D.
666750
E
6-24-75
March 1982
Application
Cutler-Hammer
SCALE
.5 .6
.7 .6 .9 1
2
4
3
5
6
EO
76910
X 10 = CURRENT
30
40
0
IN AMPERES
50 60 e P : B
Data 36-733-A
cl
8
H
5
g
ggigs
g
R
8
::e
g
8
::
x sssx
g,ogpr!
1,000,000
900.000
600,000
700.000
1,ooo.ooo
900.000
600.000
700.000
FUSE
AMPS
VOLTAGE
IN KV
600,000
I
500,000
CXN
-t
400,000
155
155
155
155
155
15 5
15 5
15.5
CXN
CXN
300,000
CXN
CXN
* CXN
* CXN
* CXN
200,000
45c
60C
75c
85C
1 ooc
12oc
15oc
175c
SYMMETRICAL
INTERRUPTING
I RATING AMPS
600,000
500,000
50,000
50.000
50.000
5o.coo
50.000
50,000
50,000
50,000
400.000
300,000
200.000
Peak
Asymmetrical
AvaIlable
(2.55 X Symmetrical
RMS Amperes)
at 7% Power Factor
60,000
100,000
90,000
60,000
70,000
70,000
60,000
60,000
50,000
50,000
40,000
40,000
30,000
30,000
20,000
20,000
10,000
9,000
8,000
7,000
10,000
9,000
6,000
7,000
0,000
6,000
6,000
5,000
4,000
4,000
3.000
3,000
2,000
2,000
1,;;;
600
700
1,000
900
600
700
600
600
500
500
400
400
300
300
100,000
90,000
/’
200
200
/’
100
90
60
70
100
90
60
70
60
60
50
50
40
I
30
/
40
I
I
/
,
30
I
20
20
Available
lo.?1 .6
.7.6 .9 1
2
3
4
5
676910
1
20
Fault Current
30
SCALE
Type CXN Current
Let-Through
Characteristics,
Limiting
15.5 Kv
Single
Barrel Power
40
50
Rms Symmetrical
10
60 e Gag
0
,o
X
lo
8X8XE
P Y) (DcLoo)o
X
X
x
::
x
::
g g sgg;
:
D
*cm”&
r
X lO=CUFiRENTINAMPERES
Fuses (3 and 4 Inch Diameter)
6
Curve No.
0
Rgferencs Data:
Curve Number
Cutfsr-Hammer
Wdnghousa &
Cuttar-Hammw Products
Reference Curve
Date
Printed in U.S.A.
1 Thru 8
666650
3-11-75
Marsh 1982
Application
Cutler-Hammer
SCALE
5
6
Data 36-733-A
X lO=CURRENTINAMPERES
76910
D = 15OC PARALLELED
= 300C
100
so
80
70
70
I
60
I
60
50
\i
6
‘“It-m-m
A
For coordination
with another protectlve device
on the load side.of
the
fuse, the melting
characteristic
of
the fuse must be separated
from the
operating
characteristic
of the other
device by an appropriate
safety zone.
.
.
\,
\,
-
I
.4
.3
I
When added at the left side of any
meltmg curve, the safety band shown
covers the ordinary
service variables
including
preloading.
.I
.os
.06
.07
In the direct comparison
ance charts,
placing
the
and left hand borders of
the other device on the
llmlts of this curve sheet
lent to adding the safety
melting
curves.
.06
.05
of performright hand
the chart of
safety zone
is equivaband to all
.03
.02
A
B
\
Y
\
Type CXN Current
Minimum
Melting
Time
Limiting
Power Fuses (3 and 4 Inch Diameter)
Current Characteristics.
8.3 Kv
Curves are based on tests starting wth fuse unnts at an ambent
temperature
of 25OC and
wlfhout 1n01al load. Curves are plotted 10 m,n,mum lest potnts so “ar~atnons should be pos~fwe
Cutler-Hammer
WastlnShouu &
Cutler-Hnmmw
Products
CD
l\lY
Rl1R
“1
Paralleled
Curve No.
Data:
Curve Number
Reference Curve
0
7
Reference
Date
Printadin U.S.A.
A. 6. ‘2. D
666751and705433
6-25-75
2-20-80
March1982
Application
Cutler-Hammer
CURVE-
300
PO0
A
B
C
D
= 60C
= 1 OOC
= 125C
= 15OC
PARALLELED
PARALLELED
PARALLELED
PARALLELED
Data 36-733-A
= 12OC
= 200C
= 250C
= 300C t
100
90
60
70
60
50
40
30
20
10
9
8
7
6
5
::
6
5
z
ry
5
F
4
5
2
1
.9
a
.7
.6
.5
.4
.3
.2
.I
.09
.08
.07
.06
.05
.O‘l
.03
.02
.01
Type CXN Current
Total Clearing
Time
Current
Limiting
Power
Characteristics.
Fuses (3 and 4 Inch Diameter)
Paralleled
8
Curve No.
8.3 Kv
cl
Reference Data:
Number
Reference Curve
Date
Curve
Printed in U.S.A.
A. 6. C. D
666752and705434
6-25-75
Z-20-60
March 1982
Application
Cutler-Hammer
SCALE
.5 .6 .7..a.9 i
1000
900
600
7OC
E
3
5
4
6
76910
20
X lO=CURRENT
30
40
IN AMPERES
0
30 60 e P P B
E
g
H
pg
Data 36-733-A
x
8
8
8
g
::
::
s
::
8Fog:o
888s
8
100’
9oc
8OC
70C
600
6OC
500
CURVE:
n
A=45C
B = 60C
C = 75C
D = 85C
400’
300 y
I
PARALLELED
PARALLELED
PARALLELED
PARALLELED
=
=
=
=
50C
9OC
120C
15OC
175C
4oc
3oc
1
200
2OC
100
90
60
70
IOC
90
60
70
60
60
50
50
40
40
\\I\
\
30
30
I
20
I\
I
20
il
10
9
8
7
6
I
II
m
z
3
;
s
1 I
I
I
I
I
Lrmrt
.c-Safety Zone
I I
.
I
I.
I
5
I
.I
A
1
y
A
.I
.09
.O6
.07
For coordination
with another protectrve device
on the load srde of the
fuse, the melting
characteristic
of
the fuse must be separated
from the
operating
otaracteristic
of the other
device by an appropriate
safety zone.
When added at the left side of any
melting curve, the safety band shown
covers the ordinary
service variables
Including
preloading.
.06
.05
In the direct comparison
ante charts,
placing
the
and left hand borders of
the other device on the
limits of this curve sheet
lent to adding the safety
meltrng curves.
.01
.5
.6
.7 .6 .9 I
2
3
4
5
6
.04
of performright hand
the chart of
safety zone
is equivaband to all
76910
.03
.oe
\
20
30
40
50
60
,o $2
X
\\\
.
,I,,
:
H
x
*
0
::
0
‘.01
ogoo
8
::
oem:$
SCALE X 10:CURRENT
Type
Minimum
CXN
Current
Melting
lime
Limitinp
- Current
I-
Power
-----
Chan scteristics.
Fuses
----
13 and 4 Inch
.-
----
Cutler-Hammer
Wwtlnghouu &
Culla-tknmr
Produ&
8
:
x
::
8 zxgg
oc”sp”
6
IN AMPERES
Diameter)
I
Parallelnrl
-
---
_.____
9
Curve No.
15.5 Kv
Curves are based on tests start~ng with fuse units at an ambient temperature of 25OC and
wthout lnltlal load Curves are plotted to m~n~murn test pants so variations should be pos,t,ve
x
::
l-l
Referanca Data:
Curve Number
Reference Curve
Date
Printed in U.S.A.
A. B. C. D
666746end705435
6-24-75
2-20-60
March lwz
Application
SCALE
CURVE:
A =45C
I3 60C
C 75C
D = 85C
q
q
PARALLELED
PARALLELED
PARALLELED
PARALLELED
Data 36-733-A
X 10 ~CURRENTINAMPERES
500
= 9OC
= 12OC
= 15OC
= 175C
400
300
200
.02
Type CXN Current
Limiting
Power
Total Clearing Time - Current Characteristics,
Fuses (3 and 4 Inch Diameter)
I
n,.
A
L
BC
.I
.02
D
I
Paralleled
10
Curve No.
15.5 Kv
0
Reference Data:
Curve Number
Reference Curve
Date
Printed in U.S.A.
A. 6. C. D
666750and705436
6-25-75
2-20-60
March 1982
Cutler-Hammer
Application
Data 36-733-A
PERCENT OF FULL LOAD NAMEPLATE RATING
0
LD 1.000
900
?“?‘-
_
nw
::
.xz _ -=.nz
=,
z
,”
9ozz’o
0
::
8
H,
::
0
x
_ -mm.8
sssg
8
8
*
g
::
8 8X8,
Z”ZZe
B
I DO0
900
900
800
100
700
600
600
500
500
400
100
300
300
ZOO
200
100
100
90
90
90
80
10
70
60
60
50
50
40
40
30
30
20
20
IO
8
IO
9
9
8
8
I
I
6
6
5
5
4
1
3
3
2
2
I
9
,
.9
8
.9
7
.I
6
6
5
.5
.4
4
.3
3
2
04
.09
.08
.07
06
.06
01
.06
I
.05
05
04
04
03
03
_!
02
Type CXN
Emergency
Current
Overload
Cutler-Hammer
Wntlnghouaa &
Cutlcliammr
Producta
Limiting
Time-Current
Power
02
Fuses
Characteristics,
8.3
to 15.5
Kv
Curve No.
l-l
Rafemw.e Data:
Curve Number
Reference Curve
Date
Printed in U.S.A.
11
1
None
3-77
March 1ggZ