®
Bussmann
®
LOW-PEAK
LPS-RK
0-60 Amps
Dual-Element, Time-Delay Fuses
Class RK1 – 600 Volt
Dimensional Data
5.5"
(± 0.31)
5"
(± 0.31)
.81" (±0.008)
1.06" (±0.008)
⁄Ω¡ºA to 30A
35A to 60A
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.
Catalog Symbol: LPS-RK_SP
Dual-Element, Time-Delay – 10 seconds (minimum) at 500%
rated current
Current-Limiting
Ampere Rating: ⁄Ω¡º to 60 Amperes
Voltage Rating: 600 Volts AC (or less)
Interrupting Rating:
• 300 Vdc, U.L. Listed.
Applications:
• Branch distribution
• Motors
• Transformers
• Solenoids
AC: 300,000A RMS Sym.
• General purpose circuits
DC: 50,000 Amperes
Agency Approvals:
UL Listed, Special Purpose**, Guide JFHR, File E56412
CSA Certified, (200,000AIR), Class RK1 per CSA C22.2,
No. 248.12, Class 1422-02, File 53787
**Meets all performance requirements of UL Standard 248-12 for Class RK1 fuses.
Current-Limitation Curve
B
400,000
Catalog Symbol and Amperes
LPS-RK-⁄Ω¡ºSP
LPS-RK-¤Ω¡ºSP
LPS-RK-‹Ω¡ºSP
LPS-RK-›Ω¡ºSP
LPS-RK-⁄Ω™SP
LPS-RK-flꭧSP
LPS-RK-°Ω¡ºSP
LPS-RK-1SP
LPS-RK-1⁄Ω™SP
LPS-RK-1flꭧSP
LPS-RK-1°Ω¡ºSP
LPS-RK-2⁄Ω¢SP
LPS-RK-2⁄Ω™SP
LPS-RK-2°Ω¡ºSP
LPS-RK-3SP
LPS-RK-5SP
LPS-RK-5flꭧSP
LPS-RK-6SP
LPS-RK-6⁄Ω¢SP
LPS-RK-7SP
LPS-RK-8SP
LPS-RK-9SP
LPS-RK-10SP
LPS-RK-12SP
LPS-RK-15SP
LPS-RK-17⁄Ω™SP
LPS-RK-20SP
LPS-RK-25SP
LPS-RK-30SP
LPS-RK-35SP
LPS-RK-40SP
LPS-RK-45SP
LPS-RK-50SP
LPS-RK-60SP
—
100,000
LPS-RK-3¤Ω¡ºSP
LPS-RK-3⁄Ω™SP
LPS-RK-4SP
60
30
LPS-RK-1⁄Ω•SP
LPS-RK-1⁄Ω¢SP
LPS-RK-1›Ω¡ºSP
10,000
—
LPS-RK-4⁄Ω™SP
—
Carton Quantity and Weight
A
Weight*
Ampere
Ratings
Carton
Qty.
Lbs.
1.6
Kg.
0–30
10
10
0.725
1.178
1,000
35–60
2.6
*Weight per carton.
RMS SYMMETRICAL CURRENTS IN AMPERES
A–B=ASYMMETRICAL AVAILABLE PEAK
(2.3 x SYMM RMS AMPS)
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.
Form No. LPS-RK 0-60
Page 1 of 2
12-1-99
A99074
BIF Doc #1001
Rev. A