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BUSSMANN NOS-250 Fast-Acting Blade Fuse - Fast-Acting Blade Fuses
BUSSMANNFast-Acting Blade Fuses

BUSSMANN NOS-250 Fast-Acting Blade Fuse

The BUSSMANN NOS Series Fast-Acting Blade Fuse is a Class H, non-indicating fuse rated at 250 A and 600 V AC. This product, identified by manufacturer part number NOS-250, is designed for overcurrent protection in…

SKU 3G-OTH-24657

Also listed as: NOS250 · NOS 250

Brand
BUSSMANN
Item
NOS-250 Fast-Acting Blade Fuse
Category
Fast-Acting Blade Fuses
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

BUSSMANN
Manufacturer Part Number
NOS-250
Series
NOS

Technical Documents

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

Product Description

The BUSSMANN NOS Series Fast-Acting Blade Fuse is a Class H, non-indicating fuse rated at 250 A and 600 V AC. This product, identified by manufacturer part number NOS-250, is designed for overcurrent protection in industrial electrical circuits.

Frequently Asked Questions

What is the BUSSMANN NOS-250 fuse used for?

The BUSSMANN NOS-250 is a Class H fast-acting blade fuse rated at 250 A and 600 V AC. It provides overcurrent protection in industrial electrical circuits, such as motor control centers, switchboards, and distribution panels, where rapid interruption of high fault currents is required.

What are the specifications of the BUSSMANN NOS-250 fuse?

The BUSSMANN NOS-250 is a Class H, non-indicating fast-acting blade fuse from the NOS series. It is rated at 250 A and 600 V AC. The manufacturer part number is NOS-250. It is designed for overcurrent protection in industrial applications.

Where to buy the BUSSMANN NOS-250 fuse worldwide?

3G Electric supplies the BUSSMANN NOS-250 fuse worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this fuse for your project.

How to select the correct BUSSMANN NOS series fuse for an application?

To select the correct BUSSMANN NOS series fuse, verify the voltage rating (600 V AC) and current rating (250 A for NOS-250) match your circuit requirements. Ensure the fuse is Class H rated for the available fault current. Consult a qualified engineer for proper coordination.

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 fast-acting 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
Class H, non-indicating, fast-acting blade fuse rated 400 A at 600 V AC. Part of the NOS series. Provides overcurrent protection in industrial electrical circuits such as motor control centers, panelboards, and feeder circuits
BUSSMANN
Class H, non-indicating, fast-acting blade fuse rated 400 A at 600 V AC. Part of the NOS series. Provides overcurrent protection in industrial electrical circuits such as motor control centers, panelboards, and feeder circuits
The BUSSMANN NOS-100 is a Class H, non-indicating fast-acting blade fuse rated for 100 A and 600 V AC. It provides overcurrent protection in industrial electrical circuits, such as those supplying motors, transformers, and panelboards
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The BUSSMANN NOS-100 is a Class H, non-indicating fast-acting blade fuse rated for 100 A and 600 V AC. It provides overcurrent protection in industrial electrical circuits, such as those supplying motors, transformers, and panelboards
Class H fast-acting blade fuse rated 110 A and 600 V AC. Non-indicating design for overcurrent protection in industrial electrical circuits such as motor control centers, panelboards, and feeder circuits
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Class H fast-acting blade fuse rated 110 A and 600 V AC. Non-indicating design for overcurrent protection in industrial electrical circuits such as motor control centers, panelboards, and feeder circuits
The BUSSMANN NOS-150 is a Class H, fast-acting, non-indicating blade fuse from the NOS Series. Rated for 150 A and 600 V AC, it provides overcurrent protection in industrial electrical circuits such as motors, transformers, and panelboards
BUSSMANN
The BUSSMANN NOS-150 is a Class H, fast-acting, non-indicating blade fuse from the NOS Series. Rated for 150 A and 600 V AC, it provides overcurrent protection in industrial electrical circuits such as motors, transformers, and panelboards
The BUSSMANN NOS-125 is a Class H fast-acting blade fuse rated for 125 A at 600 V AC. It is non-indicating, providing overcurrent protection without visual indication. Suitable for industrial electrical circuits requiring reliable fuse protection
BUSSMANN
The BUSSMANN NOS-125 is a Class H fast-acting blade fuse rated for 125 A at 600 V AC. It is non-indicating, providing overcurrent protection without visual indication. Suitable for industrial electrical circuits requiring reliable fuse protection
The BUSSMANN NOS-200 is a Class H fast-acting blade fuse rated for 200 A and 600 V AC. It provides overcurrent protection in industrial electrical circuits, such as those supplying motors, transformers, and panelboards. This non-indicating fuse is part of the NOS series
BUSSMANN
The BUSSMANN NOS-200 is a Class H fast-acting blade fuse rated for 200 A and 600 V AC. It provides overcurrent protection in industrial electrical circuits, such as those supplying motors, transformers, and panelboards. This non-indicating fuse is part of the NOS series

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Fast-acting blade fuse rated at 630 A and 1000 V DC. Part of the PV-L Series. Provides overcurrent protection in photovoltaic systems
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Fast-acting blade fuse rated at 630 A and 1000 V DC. Part of the PV-L Series. Provides overcurrent protection in photovoltaic systems
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Class H fast-acting blade fuse rated 125 A at 250 V AC. Non-indicating design for overcurrent protection in industrial electrical circuits such as motor control centers, panelboards, and feeder circuits
Class H non-indicating fast-acting blade fuse rated 80 A at 600 V AC. Part of the NOS Series. Provides overcurrent protection in industrial electrical circuits such as motor control centers, panelboards, and switchgear
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Fast-acting blade fuse rated 355 A and 1000 V DC. Part of the PV-2XL series. Used for overcurrent protection in photovoltaic systems, such as solar panel arrays and combiner boxes
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Fast-acting blade fuse rated 355 A and 1000 V DC. Part of the PV-2XL series. Used for overcurrent protection in photovoltaic systems, such as solar panel arrays and combiner boxes
Class H, non-indicating, fast-acting blade fuse rated 300 A and 600 V AC. Provides overcurrent protection in industrial electrical systems such as motor control centers, switchboards, and feeder circuits where rapid response to short circuits is required
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Class H, non-indicating, fast-acting blade fuse rated 300 A and 600 V AC. Provides overcurrent protection in industrial electrical systems such as motor control centers, switchboards, and feeder circuits where rapid response to short circuits is required
Class RK1 fast-acting blade fuse rated 400 A at 250 V AC and 250 V DC. Non-indicating design with compact blade terminals for installation in standard fuse holders. Provides overcurrent protection in industrial circuits such as motor control centers, panelboards, and feeder applications
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Class RK1 fast-acting blade fuse rated 400 A at 250 V AC and 250 V DC. Non-indicating design with compact blade terminals for installation in standard fuse holders. Provides overcurrent protection in industrial circuits such as motor control centers, panelboards, and feeder applications