fuses | Page 8

fuses

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  1. C

    Silver in old bs88 fuses

    Hello I was told the other day that they used silver in the old BS88 fuses but he wasn't sure when they got phased out, can anyone shed light on this please if it true or not ?
  2. Elmer BeFuddled

    Bathroom Fans, Fuses and Isolators. A follow on

    Following on from a recent thread. My head started to hurt after someone posted (and I can't find the thread now, so I'll just have to quote what I copied, credits to whoever wrote this.). Being a Electrical Trainee I couldn't quite get me head around that so, as a picture is worth a thousand words, I drew it...
  3. M

    95 mm 4 core cable, 30 m run, in ducting under buildings backed up by 200 amp fuses

    Hi all, I commissioned the renewal of some mains intake equipment at a building that involved a full shut down. The building runs 24/7 and so a shut down is a VERY rare event. Upon completion of the works the contractor informed me that the 95mm 4 core cable feeding the building was being...
  4. S

    Fuse Identification

    Doing some work on a flat. Moving a light. What fuse type is in the picture. There is no marking on the fuse. Thanks.
  5. K

    ZS for Push button Wylex 3871 Type B fuses

    Hi, I have old style Wylex push button breakers at CU, and these are labelled as BS 3871, Type B and are 5 & 30 amps. I can not find any ZS values in the regs for these, but see these labelled as N/A. Any help apprecriated. Thanks
  6. L

    BS fuses V's DIN and VDE

    Hi Lads, anyone know what the difference is between the standards of BS fuses and the europeon standards of DIN and VDE fuses? My supplier of switch gear is now telling us that there is now going to be a leading in time if I want to buy BS fuses, as they have to be imported, whereas DIN and VDE...
  7. O

    Fans, fuses and isolators

    So I've been to see a broken fan requirement...... in a park home. No isolator, no access to cabling, no loft... So how the hell can you install to manufacturers requirements??? Discuss.... Thanks
  8. stef

    Diazed and Ferrazed fuses

    :confused5::confused5::confused5: Has anyone ever come across those ceramic coke bottle shaped fuse cartridges? They might be of french origin. What Zs would they compare to BS fuses? The fuse holders have screw caps and colour coded rings are fitted to prevent inserting higher rated fuses...
  9. R

    Megger mft 1553 error e70

    HI ALL HOPE YOUR HUGE KNOWLEDGE CAN HELP, hi i have an mft 1553 which when switched on displays only E70. would anyone be able to advise me on what this indicates any help would be greatly appreciated thanks in advance rusty
  10. P

    Fuse Size

    Hi Guys. What exactly is the 13Amp plug fuse protecting? Appliance or cable? I often come across 13 Amp fuses that are clearly original supply but should IMHO be 5 0r 3 Amp. Typically this occurs on Fridges and Vacuum Cleaners.So I change it acording to the running current (and considering...
  11. N

    Pulling fuses

    Hi guys what's your opinions in pulling main fuses to replace d/b's? I am against it and always fought it was ilegal etc.... But checking other forums the majority of ppl say the just pull it, any1 else just pull it?
  12. L

    Trainee's / Electrical Trainee........whats missing?

    Opened up this storage CU whilst doing an EICR today, been in use 15 years....whats missing?
  13. C

    Fuse holder for plug top fuse

    Hi All, I need to get hold of an in-line fuse holder that will take 3amp plug-top fuses - anyone got any idea where i can get these from??
  14. infinity

    Bs3036 fuses and high fault current

    I have recently carried out an EICR on an old building, one of the main DBs is an old Bs3036 board with 3 phases. When testing Ze i measured 0.06 and a PFC of 3.8ka giving a measured value of 7.6ka (as its 3 phase) Obviously the fault current is too high for the fuses, but can you take into...
  15. G

    breaking capacity of fuse and mcb

    Cant seem to find info anywhere for bs3871 m1 plug in wylex type b mcb. Anybody know the braking capacity?? also wylex 5a fuse wire pls Merry christmas
  16. E

    EICR - 1361 Fuses

    Hi, Im a bit new to EICR'S and wondering if anyone could help me out and tell me what code to put for storage heater D/B that has 1361 fuses? Im guessing C3 as the only problem I can think of is that the cables are buried in the wall at a depth less than 50mm and not protected by an 30ma RCD...
  17. kingeri

    Discrimination between BS1362 fuses

    Fused spur off ring with 13a fuse supplying 4x 3-gang fused socket outlets for a small computer area. Loads not going to be massive. Should the 4x 13a fuses in the 3-gang sockets be changed for a lower rating, e.g. 10a, to allow for discrimination between sockets outlets and the fuse in the...
  18. C

    Mains surge blowing eurotherm controllers

    On Saturday evening there war a huge mains surge that left all our eurtherm controllers fried. All fuses were in tact. How can this happen? Great forum.
  19. N

    Part P testing for old fuse (rewirable fuses) board

    Have just called into a neighbour... Basically they are selling house. had a conservatory built 4-5 years ago and the installer spurred off the downstairs ring main. The council are informing them that the work was never signed off and needs to be done for the sale . The builder is no...
  20. C

    3 phase - DB instead of cartridge fuses ?

    hello, I am doing the wiring in 8 flats and a comunal area. i have 3 phase supply at the bottom and i am wondering if i can put the 3 phases into a 4 way DB first. then i am thinking to leave meter tails coming out of the trunking for each meter which will be installed. is this something i can...

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