Littelfuse KLPC Series Catalog Page

POWR-GARD® Fuse Datasheet

UL Class L

KLPC SERIES POWR-PRO® FUSES

  600VAC•Time-Delay•200-6000Amperes

Specifications

Voltage Ratings : AC: 600 V
DC: 480 V

Interrupting Ratings: AC: 200 kA rms symmetrical
300 k A rms symmetrical
(Littelfuse self-certified)
DC: 20,000 A

Ampere Range: 200 – 6000 A
Approvals: AC: Standard 248-10, Class L

UL Listed 601–6000 A
(File No. E81895)
UL Recognized 200–600 A
(File No. E71611)
CSA Certified 200– 6000 A
(File No. LR29862)
Federal Specifications 700 –6000 A
(QPL- W- F -18 14 )
DC: Littelfuse self-certified

Description

KLPC series POWR-PRO® fuses meet or exceed the most
stringent project specifications, such as silver links, silver-plated
copper end bells, glass-reinforced melamine bodies, O-ring seals
between body and end bells, and granular quartz fillers.

Applications

• Switchboard mains and feeders

• Motor control center mains

• Large motor branch circuits

• Protection of power circuit breakers

Features/Benefits

• POWR-PRO Performance (see pg. 3)

• Best in class time-delay withstand

• Current-Limiting

• Easily coordinated with other system components

• 300 kA AC Interrupting Rating (self certified)

Ordering Information

AMPERE RATINGS

200 500 800 1350 2000 3000
250 600 900 1400 2100 3500
300 601 1000 1500 2200 4000
350 650 1100 1600 2300 4500
400 700 1200 1800 2400 5000
450 750 1300 1900 2500 6000

SERIES AMPER AGE CATALOG NUMBE R SYS TEM NUMBER

KLPC 800 KLPC800 KLPC800.X

Web Resources

TC Curves, downloadable CAD drawings and other technical
information: www.littelfuse.com/klpc

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POWR-GARD® Fuse Datasheet

UL Class L

CLASS L CURRENT-LIMITING EFFECTS

Current-Limiting Effects of KLPC (600 V) Fuses

SHORT CIRCUIT

CURRENT*

5,000

10,000

15,000

20,000

25,000

30,000

35,000

40,000

50,000

60,000

80,000

APPA REN T RMS SYMME TRICAL C URRE NT FOR VARIOUS FUSE RATINGS

80 0 A 120 0 A 1600 A 2000 A 3000 A 4000 A 5000 A 6000 A

5,000 5,000 5,000 5,000 5,000 5,000 5,000 5,000

8,800 10,000 10,000 10,000 10,000 10,000 10,000 10,000

10,500 13,500 15,000 15,000 15,000 15,000 15,000 15,000

12,000 15,000 19,000 20,000 20,000 20,000 20,000 20,000

13,000 16,000 21,000 24,000 25,000 25,000 25,000 25,000

14,000 18,000 23,000 26,000 30,000 30,000 30,000 30,000

15,000 19,000 24,000 27,000 32,000 35,000 35,000 35,000

16,000 20,000 25,000 28,000 34,000 40,000 40,000 40,000

17,000 22,000 27,000 31,000 37,000 42,500 50,000 50,000

18,000 24,000 29,000 34,000 40,000 46,000 52,000 60,000

20,000 26,000 32,000 37,000 44,000 51,000 57,000 70,000

100,000

150,000

200,000

*Prospective RMS Sym met ri cal Amperes Short- Circuit Current

Note: Data derived from Pe ak Let-Thru Cur ves

21,000 27,000 34,000 40,000 46,000 57,000 65,000 75,000

23,000 31,000 38,000 44,000 54,000 67,000 75,000 87,000

24,000 34,000 42,000 46,000 57,000 70,000 80,000 95,000

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