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Power Assemblies and Controllers

Circuit Protection

Bussmann DFJ Drive Fuses

Bussmann offers a wide range of current-limiting DFJ high speed fuses which are UL Listed Class J fuses. 

The DFJ drive fuses provide maximum protection for AC and DC drives and controllers and meet NEC® branch circuit protection requirements. They have a current rating of 1-600A and a voltage rating of up to 600Vac.

Bussmann DFJ Drive Fuses by GD Rectifiers

The DFJ drive fuse has the lowest I2t of any branch circuit fuse to protect power semiconductor devices that utilise diodes, gate turn-off thyristors, SCRs and SSRs.

DFJ Drive Fuses Datasheet

 

Features

-       Easily co-ordinated with existing and new variable speed drives and electric controllers

-       Class J fuses allow the use of readily available fuse blocks, holders and switches

-       Enables the lowest let-through energy of any branch circuit overcurrent protective device

 

            Part Number                 Amps            

 l2t (A2 Sec)                  @ 600Vac/100kA            Watts           

Pre-arc                                Clearing                   Loss 

DFJ-15 15 4 110 4.1
DFJ-20 20 8 365 4.0
DFJ-25 25 12 610 4.9
DFJ-30 30 20 1000 5.5

DFJ-35

35 55 1100 6.8
DFJ-40 40 90 1900 8.6
DFJ-50 50 140 2800 8.7
DFJ-60 60 290 6000 8.5
DFJ-70 70 450 3100 12
DFJ-80 80 650 4600 13
DFJ-90 90 1010 7200 13
DFJ-100 100 1460 10500 13
DFJ-110 110 1710 9500 17
DFJ-125 125 3580 20000 15
DFJ-150 150 5080 28000 19
DFJ-175 175 6310 35000 23
DFJ-200 200 9850 54500 24
DFJ-225 225 11420 51000 29
DFJ-250 250 17000 74500 30
DFJ-300 300 23500 103000 36
DFJ-350 350 38800 170000 39
DFJ-400 400 62200 272000 40
DFJ-450 450 44600 270000 56
DFJ-500 500 79500 480000 52
 

For further information on Bussmann’s DFJ Drive Fuses please call our team on: 01444 243 452 or email: .(JavaScript must be enabled to view this email address).

Eaton Bussmann

Eaton Bussmann are a division of Cooper Industries and are a leading Manufacturer of Circuit Protection Solutions. They manufacture a wide range of Circuit Protection Fuses, Microswitches and Trip Indicators.

Further information:

You can find further information on Eaton Bussmann using the following links:

Tel: 01444 243 452

Fax: 01444 870 722

Email: enquiries@gdrectifiers.co.uk