Eaton KTK-R-20 User Manual
Displayed below is the user manual for KTK-R-20 by Eaton which is a product in the Safety Fuses category. This manual has pages.
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Technical Data 1015 Effective February 2016
Supersedes August 2015
LIMITRON™ KTK-R Class CC 600Vac,
1⁄10-30A, fast-acting fuses
Catalog symbol:
KTK-R-(amp)
Description:
Bussmann® series Advanced protection KTK-R
Class CC current-limiting, fast-acting fuses.
Specifications:
Ratings
• Volts 600Vac
• Amps 1⁄10-30A
• IR 200kA Vac RMS Sym.
Agency information:
• UL® Listed, Std. 248-4, Class CC,
Guide JDDZ, File E4273
• CSA® Certified, C22.2 NO. 248.4,
File 53787, Class 1422-02
• CE
• RoHS compliant
Catalog numbers (amps)
KTK-R-1⁄10 KTK-R-6⁄10 KTK-R-3-1⁄2 KTK-R-10
KTK-R-1⁄8 KTK-R-3⁄4 KTK-R-4 KTK-R-12
KTK-R-2⁄10 KTK-R-1 KTK-R-5 KTK-R-15
KTK-R-1⁄4 KTK-R-1-1⁄2 KTK-R-6 KTK-R-20
KTK-R-3⁄10 KTK-R-2 KTK-R-7 KTK-R-25
KTK-R-4⁄10 KTK-R-2-1⁄2 KTK-R-8 KTK-R-30
KTK-R-1⁄2 KTK-R-3 KTK-R-9
Carton quantity:
Amp rating Carton qty.
1⁄10–30 10
Dimensions – in (mm):
Features:
• Provides 10X better current limitation to help
prevent equipment damage caused by short-
circuit events.
• 200kA interrupting rating complies with
NEC® Section 110.9 for today’s large capacity
systems.
• Fast-acting fuse helps prevent equipment
damage caused by short-circuit events.
• Rejection type fuse fits both standard and
rejection-style holders.
• Ideal for critical industrial or commercial
applications that have specific current limitation
requirements.
1.5" (± 0.031)
(38.1mm)
0.41" (± 0.005)
(10.3mm)
2
Technical Data 1015
Effective February 2016
LIMITRON™ KTK-R Class CC 600Vac, 1⁄10-30A, fast-acting fuses
Eaton.com/bussmannseries
Recommended fuse blocks and holders:
Fuse amps 1-Pole 2-Pole 3-Pole
Modular open blocks
0-30 BCM603-1_ BCM603-2_ BCM603-3_
DIN-Rail holders
0-30
CHCC1D_ CHCC2D_ CHCC3D_
— — OPM-NG-_
— — OPM-1038_
— — OPM-1038_SW
Panel mount holders
0-30 HPS — —
HPF — —
In-line holders
0-30 — HEY —
HEZ — —
For additional information on Class CC fuse blocks and holders, see
data sheets:
• Modular open blocks no. 10241 (BCM)
• DIN-Rail holders no. 3185 (CHCC), no. 1109 (OPM), no. 1102
(OPM-1038), no. 1103 (OPM-1038_SW)
• Panel mount holders no. 2113 (HPS), no. 2114 (HPF)
• In-line holders no. 2126 (HEY), no. 2130 (HEZ)
3
Technical Data 1015
Effective February 2016
LIMITRON™ KTK-R Class CC 600Vac, 1⁄10-30A, fast-acting fuses
Eaton.com/bussmannseries
Time-current curves - average melt:
Current in Amps
Time in Seconds
4
Technical Data 1015
Effective February 2016
LIMITRON™ KTK-R Class CC 600Vac, 1⁄10-30A, fast-acting fuses
Eaton.com/bussmannseries
Current-limitation curves:
1 1⁄2 to 7 1⁄2 amps
RMS SYMMETRICAL CURRENT IN AMPS
A-B = ASYMMETRICAL AVAILABLE PEAK (2.3 X SYM RMS AMPS)
INSTANTANEOUS PEAK-LET-THROUGH CURRENT IN AMPS
A
B
AMP RATING
5
Technical Data 1015
Effective February 2016
LIMITRON™ KTK-R Class CC 600Vac, 1⁄10-30A, fast-acting fuses
Eaton.com/bussmannseries
Current-limitation curves:
10 to 30 amps
RMS SYMMETRICAL CURRENT IN AMPS
A-B = ASYMMETRICAL AVAILABLE PEAK (2.3 X SYM RMS AMPS)
INSTANTANEOUS PEAK-LET-THROUGH CURRENT IN AMPS
A
B
AMP RATING
LIMITRON™ KTK-R Class CC 600Vac, 1⁄10-30A, fast-acting fuses
Technical Data 1015
Effective February 2016
Eaton, Bussmann and Limitron are valuable
trademarks of Eaton in the US and other
countries. You are not permitted to use
the Eaton trademarks without prior written
consent of Eaton.
CSA is a registered trademark of the Canadian
Standards Group.
NEC is a registered trademark of the National
Fire Protection Association, Inc.
UL is a registered trademark of the
Underwriters Laboratories, Inc.
Eaton
1000 Eaton Boulevard
Cleveland, OH 44122
Eaton.com
Bussmann Division
114 Old State Road
Ellisville, MO 63021
United States
Eaton.com/bussmannseries
© 2016 Eaton
All Rights Reserved
Printed in USA
Publication No. 1015 — BU-SB13727
February 2016
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The only controlled copy of this data sheet is the electronic read-only version located on the Eaton network drive. All other copies of this document
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