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BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 70 A, 600 V AC, 300 V DC - Time-Delay Blade Fuses
BUSSMANNTime-Delay Blade Fuses

BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 70 A, 600 V AC, 300 V DC

The BUSSMANN FRS-R Series Fuse is a Class RK5, time-delay blade fuse rated at 70 A, 600 V AC and 300 V DC, non-indicating. 3G Electric interprets this demand and delivers genuine BUSSMANN fuses across 14 industrial…

SKU 3G-OTH-26105

Also listed as: FRSR70 · FRS R 70

Brand
BUSSMANN
Item
Fuse: Class RK5, FRS-R Series, Time-Delay, 70 A, 600 V AC, 300 V DC
Category
Time-Delay Blade Fuses
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

BUSSMANN
Manufacturer Part Number
FRS-R-70
Series
FRS-R
Type
FRS-R Series, Time-Delay, 70 A, Non-Indicating
AC
600 V
DC
300 V

Technical Documents

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BUSSMANN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BUSSMANN FRS-R Series Fuse is a Class RK5, time-delay blade fuse rated at 70 A, 600 V AC and 300 V DC, non-indicating. 3G Electric interprets this demand and delivers genuine BUSSMANN fuses across 14 industrial departments, with specialist depth in electrical components to ensure you get the right part for your application.

Frequently Asked Questions

What is the BUSSMANN FRS-R-70 fuse used for?

The BUSSMANN FRS-R-70 is a Class RK5 time-delay fuse rated 70 A, 600 V AC, 300 V DC. It protects motor circuits, transformers, and other inductive loads from short circuits and overloads. Its time-delay characteristic prevents nuisance opening during inrush currents, making it suitable for industrial equipment and panelboards.

What are the specifications of the BUSSMANN FRS-R-70 fuse?

The BUSSMANN FRS-R-70 is a Class RK5, FRS-R Series, time-delay, non-indicating blade fuse. It is rated 70 A, 600 V AC, 300 V DC. The manufacturer part number is FRS-R-70. It is designed for overcurrent protection in industrial circuits where time-delay is required to handle temporary surges.

Where to buy the BUSSMANN FRS-R-70 fuse worldwide?

3G Electric supplies the BUSSMANN FRS-R-70 fuse worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source genuine BUSSMANN components for industrial applications.

How to select the correct BUSSMANN FRS-R fuse for an application?

To select the correct BUSSMANN FRS-R fuse, match the voltage rating (600 V AC or 300 V DC) and current rating (70 A) to your circuit requirements. Ensure the fuse is Class RK5 for branch-circuit protection. The time-delay feature is ideal for motor starts. Always consult the manufacturer's data sheet for coordination with upstream devices.

Used in

Common applications for BUSSMANN
Industrial motor control centers — BUSSMANN LPT series Class T time-delay fuses for branch circuit protection
Semiconductor protection in variable frequency drives — BUSSMANN FWA series fast-acting bolt-on fuses rated 150 V AC/DC
Automotive auxiliary circuit protection — BUSSMANN CB222 series Type II circuit breakers in 12 V DC systems
Control panel overcurrent protection — BUSSMANN FNA series midget time-delay indicating fuses for instrumentation
Main feeder protection in power distribution — BUSSMANN KLU series Class L time-delay bolt-on fuses up to 650 A
Fuse replacement in existing panels — BUSSMANN S-8301-1-R fuse block accepting 3AG and other glass/ceramic fuses

BUSSMANN Products

3G Electric supplies BUSSMANN time-delay blade fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 80 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-80)
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BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 80 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-80)
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 90 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-90)
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BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 90 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-90)
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 70 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-70)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 70 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-70)
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 400 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-400)
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BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 400 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-400)
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 300 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-300)
BUSSMANN
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 300 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-300)
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 75 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-75)
BUSSMANN
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 75 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-75)

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BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 150 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-150)
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BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 150 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-150)
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 225 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-225)
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BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 225 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-225)
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 100 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-100)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 100 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-100)
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 110 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-110)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 110 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-110)
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 300 A, 250 V AC, 250 V DC, Non-Indicating (MPN FRN-R-300)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 300 A, 250 V AC, 250 V DC, Non-Indicating (MPN FRN-R-300)
BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 150 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-150)
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BUSSMANN Fuse: Class RK5, FRN-R Series, Time-Delay, 150 A, 250 V AC, 125 V DC, Non-Indicating (MPN FRN-R-150)
BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 450 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-450)
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BUSSMANN Fuse: Class RK5, FRS-R Series, Time-Delay, 450 A, 600 V AC, 300 V DC, Non-Indicating (MPN FRS-R-450)
BUSSMANN Fuse: Class RK1, LPS-RK-SP Series, Time-Delay, 600 A, 600 V AC, 300 V DC, Non-Indicating (MPN LPS-RK-600SP)
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BUSSMANN Fuse: Class RK1, LPS-RK-SP Series, Time-Delay, 600 A, 600 V AC, 300 V DC, Non-Indicating (MPN LPS-RK-600SP)