Littelfuse KLKR Series User Manual
Class cc fuses, Powr-gard, Fuse datasheet
©June 2011 Littelfuse
www.littelfuse.com
POWR-GARD
®
Fuse Datasheet
UL Class CC
1
class cc fuses
KLKR Series
600 VAC/300 VDC • Fast-Acting •
1
/
10
-30 Amperes
KLDR Series
600 VAC/300 VDC • Time-Delay •
1
/
10
-30 Amperes
Description
KLDR fuses are time-delay fuses designed to
protect control transformers, so le noids and similar
inductive com ponents with high mag ne tiz ing
currents during the first half-cycle. They provide
ex cel lent protection of motor branch circuits
con tain ing IEC or NEMA rated motor con trol lers
or contactors.
Specifications
Voltage Ratings:
AC:
600 V
DC:
300 V
Interrupting Ratings: AC: 200 kA rms symmetrical
DC: 20 kA
Ampere Range:
1
/
10
– 30 A
Approvals:
AC:
Standard 248-4, Class CC
UL Listed
1
/
10
-30 A
(File No. E81895)
CSA Certified
1
/
10
-30 A
(File No. LR29862)
DC:
Littelfuse self-certified
Description
KLKR Series Class CC fuses are fast-acting
fuses intended for general purpose branch circuit
protection. Their compact size, fast-acting
overload response, and highly current-limiting
design make them ideal for use in OEM
equipment and control panels.
Specifications
Voltage Ratings:
AC:
600 V
DC:
300 V
Interrupting Ratings: AC: 200 kA rms symmetrical
DC: 20 kA
Ampere Range:
1
/
10
– 30 A
Approvals:
AC:
Standard 248-4, Class CC
UL Listed
1
/
10
-30 A
(File No. E81895)
CSA Certified
1
/
10
-30 A
(File No. LR29862)
DC:
Littelfuse self-certified
ampere ratings
1
/
10
6
/
10
1
8
/
10
4
1
/
2
10
1
/
8
3
/
4
2
5
12
15
/
100
8
/
10
2
1
/
4
5
6
/
10
15
3
/
16
1
2
1
/
2
6
17
1
/
2
2
/
10
1
1
/
8
2
8
/
10
6
1
/
4
20
1
/
4
1
1
/
4
3
7
25
3
/
10
1
4
/
10
3
2
/
10
7
1
/
2
30
4
/
10
1
1
/
2
3
1
/
2
8
—
1
/
2
1
6
/
10
4
9
—
ampere ratings
1
/
10
1
/
2
2
1
/
2
6
12
1
/
8
3
/
4
3
7
15
2
/
10
1
3
1
/
2
8
20
1
/
4
1
1
/
2
4
9
25
3
/
10
2
5
10
30
Ordering Information
series
amperage
catalog
number
system
number
KLDR
10
KLDR010
KLDR010.T
Ordering Information
series
amperage
catalog
number
system
number
KLKR
12
KLKR012
KLKR012.T
Recommended Fuseholders
LPSC Series
L60030C Series
Recommended Fuseholders
LPSC Series
L60030C Series
Web Resources
For additional information, visit:
www.littelfuse.com/klkr
Web Resources
For additional information, visit:
www.littelfuse.com/kldr