Bussmann JJS-400 | 4TWR4 | Very Fast Acting Fuse, 400 A, 600 V, Current Limiting
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BUSSMANN JJS-400 Very Fast Acting Fuse, 400 A, 600 V, Current Limiting | AD9PBT 4TWR4

BUSSMANN JJS-400 Very Fast Acting Fuse, 400 A, 600 V, Current Limiting

Item: AD9PBT Model: JJS-400Cross Ref: 4TWR4
In Stock : 318 Units

Get it by Thursday, Feb 6

€300.76 /unit
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Product Specifications:

ItemFuse
Ac Voltage Rating600V AC
Body MaterialMelamine
Body StyleBolt-On
ClassClass T
Compatible With1BS, T600, T601, T602, T604, T606 Series
Current Rating400A
Dc Voltage RatingNot Rated
Diameter1"
ElementSingle
Functionally Equal ToFerraz/Gould AGT, Littlefuse JLLS
Fuse Amps400
Fuse Block DesignNon Rejection
Indicating / NonindicatingNonindicating
Interrupt Rating200kA at 600V AC
Length3 5/8"
Mfr. SeriesBussmann JJS, Littelfuse JLLS, Mersen A6T
Product Datasheetbussmann-jjs-400.pdf
Rejection / NonrejectionNonrejection
SpeedVery Fast Acting
Visual IndicationNon Indicating
Voltage Rating600 VAC

Shipping Info:

Ship weight (kg) 0.23
Ship height (cm)2.54
Ship length (cm)9.22
Ship width (cm)2.54
HS code8536100040
Country of OriginMX

Product Details:

Bussmann JJS-400 Class-T fuse is ideal for safeguarding electrical circuits and equipment from excessive current levels. Its Class-T designation signifies its fast-acting nature, providing quick response to short-circuit and overload conditions and preventing potential damage & downtime. It is used in industrial machinery, power distribution panels, renewable energy systems and data centres.

Features:

  • This Class T, fast-acting fuse provides reliable protection against short-circuit & overload conditions in electrical circuits.
  • It has a holder-based mounting design for easy installation.
  • This industrial power fuse features a cartridge blade style, protection against overloads and short circuits in high-power industrial applications.
  • It has an interrupt rating of 200kAIC.
  • This fast blow fuse features a knife blade termination style for secure connections.

Frequently Asked Questions:

Q. What does Class-T mean in the fuse's name?

A. Class-T refers to the specific type of fuse, indicating its fast-acting and time-delay characteristics, suitable for protecting high-current circuits.

Q. How do I prevent this JJS-400 fuse from electrical hazards and short circuits?

A.

  • Ensure that the fuse's current rating matches the circuit to prevent overloading and hazards.
  • Match the voltage rating of the fuse to the circuit to avoid electrical breakdown.
  • Regularly inspect the fuse for damage, corrosion or wear and replace as needed.
  • Install the fuse securely in its holder to prevent arcing or overheating.
  • Choose an appropriate environment with proper temperature and humidity conditions.
  • Select the correct fuse type (fast-acting or time-delay) based on equipment needs.
  • Implement additional protection mechanisms like circuit breakers for short circuit prevention.

Q. What are the factors to consider while choosing the right fuse for my application?

A.

  • Current and voltage rating
  • Interrupt rating
  • Time-current characteristics
  • Application type
  • Operating environment
  • Physical size and mounting

Q. What is the current rating of this fuse?

A. The fuse has a current rating of 400 A. Customers searching for a fuse with higher current ratings can opt for Bussmann JJS-800 Fusethat has an amperage rating of 800A.

Documentation:

Product Variants

ProductModelBody StyleClassCurrent RatingDiameterFuse AmpsInterrupt RatingLengthSpeedPrice
BUSSMANN JJS-2 Very Fast Acting Fuse, 2 A, 600 V, Current Limiting | AA9HLN 1DF89 JJS-2CylindricalT-9/16"2200kA at 600 VAC1.5"Fast Acting€€37.76
BUSSMANN JJS-450 Very Fast Acting Fuse, 450 A, 600 V, Current Limiting | AD9PBU 4TWR5 JJS-450Bolt-OnT-1.25"450200kA at 600 VAC3 1/16"Fast Acting€€760.18
BUSSMANN JJS-500 Very Fast Acting Fuse, 500 A, 600 V, Current Limiting | AD9PBV 4TWR6 JJS-500Bolt-OnT-1.25"500200kA at 600 VAC3 1/16"Fast Acting€€843.96
BUSSMANN JJS-600 Very Fast Acting Fuse, 600 A, 600 V, Current Limiting | AD9PBW 4TWR7 JJS-600Bolt-OnT-1.25"600200kA at 600 VAC3 1/16"Fast Acting€€955.92
BUSSMANN JJS-800 Very Fast Acting Fuse, 800 A, 600 V, Current Limiting | AD9PBX 4TWR8 JJS-800Bolt-OnT-1.75"800200kA at 600 VAC3.375"Fast Acting€€662.26
BUSSMANN JJS-1 Very Fast Acting Fuse, 1 A, 600 V, Current Limiting | AE8QWN 6F473 JJS-1CylindricalT-9/16"1200kA at 600 VAC1.5"Fast Acting€€60.14
BUSSMANN JJS-3 Very Fast Acting Fuse, 3 A, 600 V, Current Limiting | AE8QWP 6F474 JJS-3CylindricalT-9/16"3200kA at 600 VAC1.5"Fast Acting€€45.59

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BUSSMANN JJS-400 Very Fast Acting Fuse, 400 A, 600 V, Current Limiting
€300.76 /unit