POWR-GARD® Fuse Datasheet
Class RK5 – FlNR_ID • FlsR_ID sERIEs INDICatoR® FUsEs
250/600 Vac • Dual Element • Time Delay • 1/10-600 A
QPL
Ordering Information
ampERE RatINgs
1
1
6
8
8
10
10
10
10
/
/
/
1 /
4
4 /
8
9
30
35
40
45
50
60
70
80
90
225
250
300
350
400
450
500
600
1
8
/ *
100
2
10
4
2
15
1
4
/
/
1
2 /
5
10
12
15
100
110
125
150
175
200
2
1
1
6
10
4
8
4
2
1 /
1 /
1 /
1 /
2 /
5 /
1
1
8
10
/
2 /
6
3
4
1
1
10
10
2
/
/
1
†
3
6 /
7
17 /
4
1
2
10
2
10
2
3 /
20
25
6
1
1
**
2
/
10
2
1 /
3 /
7 /
75
*FLNR only. †FLNR, FLSR, FLSR_ID only. **FLNR, FLSR, FLSR_ID only
Note: For 1
/
– 30A 250 volt fuses, order non-indicating FLNR series fuses.
10
Catalog oRDERINg
typE
Volt
sERIEs Amp
NUmbER
NUmbER
NON-INDICAꢀING
INDICAꢀING
NON-INDICAꢀING
INDICAꢀING
600
600
250
250
FLSR
FLSR_ID
FLNR
15
FLSR015
FLSR015.ꢀ
Description
15 FLSR015ID FLSR015.ꢀXID
60 FLNR060 FLNR060.ꢀ
Available in both Indicating and Non-Indicating versions,
the FLNR/FLSR series of fuses set the standard for general
purpose fuses. The dual-element design provides advanced
short circuit and overload protection. FLSR series fuses
provide excellent protection for all types of circuits especially
those containing motors.
FLNR_ID 60 FLNR060ID FLNR060.ꢀXID
Web Resources
DownloadTC Curves, CAD drawings and other technical
information: littelfuse.com/flsr
littelfuse.com/flnr
Applications
•ꢀ Service entrance switches
Recommended Fuse Holders
•ꢀ Switchboard mains and feeders
•ꢀ Motor control central mains and motor branch circuits
•ꢀ All general purpose circuits
LFR60ꢀSeriesꢀ•ꢀLFR25ꢀSeries
Peak Let-Thru Curve (600V)
Features/Benefits
•ꢀ Indication
FLSR_ID
•ꢀ Dual-element design
•ꢀ Available without indication
•ꢀ Current limiting
Specifications
Voltage Ratings
AC: 250 V (FLNR_ID); 600 V (FLSR_ID)
1
10
DC: 125 V (FLNR / – 30 A);
125 V (FLNR_ID 35 – 600 A);
300 V (FLSR_ID)
Interrupting Ratings
AC: 200 kA rms symmetrical
300 kA rms symmetrical
(Littelfuse self-certified)
DC: 20 kA
1
10
/
Ampere Range
Approvals
– 600 A
Standard 248-12, Class RK5
UL Listed (File: E81895)
CSA Certified (File: LR29862)
Federal Specification WF-1814
(QPL- W-F-1814)
Dimensions
PleaseꢀreferꢀtoꢀtheꢀClassꢀRꢀdimensionsꢀpageꢀ2.
Note: For more information, see Peak Let-Thru Table
© 2014 Littelfuse POWR-GARD® Products
Rev: 020614
1 of 2
littelfuse.com