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12-1-99
A99074
Rev. A
LOW-PEAK
LPN-RK
Dual-Element, Time-Delay Fuses
-60A
Class RK1 – 250 Volt
Form No. LPN-RK 0-60
Page 1 of 2
BIF Doc #1003
Bussmann
Features:
Current-limitation for maximum short-circuit protection.
Type 2 protection for IEC and NEMA starters when
properly sized.
High inrush current motor protection.
Time-delay permits 130% FLA sizing for back-up motor
protection.
Protection against single-phase motor damage.
Low watt loss power consumption.
Electrically isolated end caps.
125 Vdc, U.L. Listed.
0.56" (
± 0.008)
2"
(
± 0.31)
A to 30A
0.81" (
± 0.008)
3"
(
± 0.31)
35A to 60A
Catalog Symbol: LPN-RK_SP
Dual-Element, Time-Delay – 10 seconds (minimum) at 500%
rated current (8 seconds for 0-30A sizes)
Current-Limiting
Ampere Rating: to 60 Amperes
Voltage Rating: 250 Volts AC (or less)
Interrupting Rating:
AC: 300,000A RMS Sym.
DC: 50,000 Amperes
Agency Approvals:
UL Listed – Special Purpose*, Guide JFHR, File E56412
CSA Certified (200,000AIR), Class 1422-02, File 53787
Class RK1 per CSA C22.2, No. 248.12
*Meets all performance requirements of UL Standard 248-12 for Class RK1 fuses.
Catalog Numbers
LPN-RK-SP
LPN-RK-2SP
LPN-RK-9SP
LPN-RK-SP
LPN-RK-2SP
LPN-RK-10SP
LPN-RK-¤SP
LPN-RK-2SP
LPN-RK-12SP
LPN-RK-SP
LPN-RK-2°SP
LPN-RK-15SP
LPN-RK-SP
LPN-RK-3SP
LPN-RK-17SP
LPN-RK-SP
LPN-RK-3¤SP
LPN-RK-20SP
LPN-RK-SP
LPN-RK-3SP
LPN-RK-25SP
LPN-RK-°SP
LPN-RK-4SP
LPN-RK-30SP
LPN-RK-1SP
LPN-RK-4SP
LPN-RK-35SP
LPN-RK-1SP
LPN-RK-5SP
LPN-RK-40SP
LPN-RK-1SP
LPN-RK-5SP
LPN-RK-45SP
LPN-RK-1SP
LPN-RK-6SP
LPN-RK-50SP
LPN-RK-1SP
LPN-RK-6SP
LPN-RK-60SP
LPN-RK-1°SP
LPN-RK-8SP
—
Fuse Reducers For Class R Fuses
Desired
Catalog Number
Equipment
Fuse (Case)
(Pairs)
Fuse Clips
Size
250V
60A
30A
No. 263-R
100A
30A
No. 213-R
60A
No. 216-R
200A
60A
No. 226-R
Carton Quantity and Weight
Ampere
Carton
Weight**
Ratings
Qty.
Lbs.
Kg.
0–30
10
0.5
0.227
35–60
10
1.2
0.544
**Weight per carton.
Dimensional Data
Fuseblocks
30 Amp Case
1 Pole
2 Pole
3 Pole
Box Lug
R25030-1CR
R25030-2CR
R25030-3CR
Screw
R25030-1SR
R25030-2SR
R25030-3SR
Pressure
R25030-1PR
R25030-2PR
R25030-3PR
Plate
60 Amp Case
1 Pole
2 Pole
3 Pole
Box Lug
R25060-1CR
R25060-2CR
R25060-3CR
Screw
R25060-1SR
R25060-2SR
R25060-3SR
Pressure
R25060-1PR
R25060-2PR
R25060-3PR
Plate
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000 VAC, 75-1500 VDC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.