Echo Electric Motors

Motor Accessories & Power Transmission Products Motor Protec on Any Size Motor ▪ Any Applica on ▪ Expert Protec on con nued

Protect Motors with Current-Limi ng Fuses

JTD-ID

LLSRK-ID

LLNRK

CCMR

FLSR-ID

Current-limi ng fuses open very quickly to interrupt high value faults. This limits the let-through current, enhancing worker safety and motor protec on. ▪ Protect motors and pumps from ▪ damaging overcurrent ▪ Increase the short-circuit current ▪ ra ng of panels and equipment

Peak current which would occur without current limita on

Legend Non Current-limi ng Fuses or Circuit Breakers With Current-limi ng UL Class RK5 Fuses With Current-limi ng UL Class RK1 Fuses With Current-limi ng UL Class J or T Fuses With Current-limi ng UL Class CC/CD Fuses

Current

Peak Let-Through Current

Peak Let-Through Current

Peak Let-Through Current Peak Let-Through Current

Current before fault

Fault occurs

Arc is ex nguished

Time

Fuse open and clears short circuit

Current Limi ng Fuses for Motor Protec on Fuse

Voltage Ra ng

Ampere Ra ng

Interrup ng Ra ng

600 VAC 250 VDC: 2/10 - 2A, 4-1/2 - 10A, 35 - 60A

AC: 200 kA (UL) AC: 300 kA (Self-cer fied) DC: 20 kA AC: 200 kA (UL) AC: 300 kA (Self-cer fied) DC: 20 kA AC: 200 kA (UL) AC: 300 kA (Self-cer fied) DC: 20 kA AC: 200 kA (UL) AC: 300 kA (Self-cer fied) DC: 20 kA

Class CC/CD Fuse (CCMR)

2/10 to 60A

300 VDC: 2-1/4 - 4A 500 VDC: 12 - 30A 600 VAC 300 VDC: 8/10 - 100A 500 VDC: 110 - 600A

Class J Fuse (JTD, JTD-ID)

8/10 to 600A

600 VAC 300 VDC

Class RK5 Fuse (FLSR, FLSR-ID)

1/10 to 600A

250 VAC / 125 VDC (LLNRK) 600 VAC / 300 VDC (LLSRK, LLSRK-ID)

Class RK1 Fuse (LLNRK, LLSRK, LLSRK-ID)

1/10 - 600A

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