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diagram

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  1. K

    Wiring diagram for a combined dunsley stove and gas boiler system.

    I've been asked to wire a heating system which I havent done before. Plumber a bit vague in how its all supposed to work. Don't even think he knows!! It incorporates a dunsley baker log burner stove and condensing system boiler. It's a gravity fed hot water tank with a neutralizer...
  2. J

    Wiring Diagram of Klik AX

    Hi Does anyone have a wiring diagram of AX Klik systems for the ceiling roses including emergency ?? This is doing my head in Much appraciated
  3. U

    lighting circuit diagram help.

    hi im a little confused on a lighting circuit at present. one switch both side of the bed controlling individual reading lights.the costumer want to be able when walking out to be able to turn both of the side lights of if required from a main switch.
  4. M

    Wiring diagram for a 3 phase motor on single phase supply

    A customer has an existing application using 2 off, 4 pole contactor/relays of Brook Crompton make, model HR1310 and 3 capacitors of 200, 60 and 20 microfarads. The 3 phase motor is an English Electric, 4 pole with nameplate details - 2 HP, 400/440, star connected, (but the motor may be delta...
  5. C

    Fire panel link.

    Working for a fire alarm company and we have to link 2 cb200 conventional panels one in a pub and one on next floor for the accommodation. There is 2 2cores running between the panels they just need connecting up. Here is the panel information PDF to see the terminals in the panel...
  6. 2

    Fan Coil Unit Schematic Diagram Interpretation (Pics)

    Using the diagram it is straight forward enough to see the water level sensor cable in the top left of the printed circuit board, which then runs into the top of the sensor, which can be seen in the last picture. How does the flood switch work though and why can't I see any evidence of it on...
  7. P

    Commercial Wiring Diagrams

    Can anyone recommend a good reference book for commercial wiring that includes wiring diagrams for emergency lighting? Thanks!
  8. C

    Ladder, circuit and schematic diagrams

    Hi there, Does anyone know where I can find a good guide book for understanding electrical ladder, circuit and schematic diagrams, especially for control circuits? I'm finding a good guide impossible to find. The ones that I have found which have a good sounding title appear to be out of print...
  9. A

    3 Phase Dol starter [help needed on wireing diagram]

    Hi, can anyone help me with any diagrams on how to wire a 3 phase Dol starter with the links put in, with the diagram also showing the incoming supply obvously being the three phases and neutral and where exactly they all get terminated. As the diagrams on google images are not that useful...
  10. C

    Is this diagram possible?

    Hi all Is the below diagram possible? There is an electric source 2 switches and one consumer. If both switches are turned off consumer device wants no power. If one of the switches are on consumer device wants power. Thanks
  11. J

    Security Light Problem

    Hi, I am having issues with a house security light; I have just replaced a movement sensitive one which was staying on all the time with a new one as I thought the sensor had gone but the new one is doing the same, I have replaced following the diagram in the box and can’t understand what could...
  12. richy3333

    Electrical diagrams/schematics software

    Hi. Can anyone suggest suitable software for drawing up electrical installation and distribution schematics? I'm looking for something to show the origin, protective devices the cable runs to other boards, where I can write on the cable sizes, protective devices etc? Any help would be greatly...
  13. S

    PV Diagram for Marketing

    Has anyone got a diagram of how pv works that I could "borrow" for some marketing I'm doing at a local show this weekend??
  14. 1Justin

    514.9.1 diagrams and documentation when worked on part of install?

    514.9.1 Diagrams and documentation. What is the best thing to do having worked on just part of an installation (domestic?) Example: Say I remove, change and replace a lighting circuit. Then I add 2 new circuits into empty slots in DB. So there are 3 new circuits, one of them taking the place...
  15. A

    Please Help with Wiring Diagram !I was wondering if somebody could help me with a wir

    Hi fellas, I was wondering if somebody could help me with a wiring diagram please, it is an existing system that has had underfloor heating added. The system is: Oil fired fully pumped system ie motorised valve on heating motorised valve on the dhw Addition: Underfloor heating manifold...
  16. S

    S plan wiring diagram

    Hi, I am looking for a S plan wiring diagram, Its for my AM2 test which I am taking in may, but I have never touched central heating systems, and we don't do any in work so a diagram is the next best thing this is the only thing worrying my about my AM2, cheers.
  17. P

    Circuit diagram symbols.

    Hi im doing my level 2 (2330) practical assessment in a few weeks and i am required to draw a circuit diagram containing a CU, ring main and a lighting circuit. Im struggling to find any examples of circuit diagrams that contain circuit breaker symbols. Does anyone know any websites where i can...
  18. B

    SMA 4000TL Inverter - Multifunction Relay

    I intend to use the Multifunction Relay in my SMA 4000TLinverter to control an Immersion Heater control circuit, but obviously not wishingto do any harm and shorten the MF relay contact life, I contacted SMA to checkthe MF relay contact rating. SMA have confirmed as 240volts at 1amp max. Hope...
  19. V

    Electrical Diagrams

    And the importance of being able to read them. This is a subject that really concerns me with the apprentices where I work and the management staff. They appear to put no emphasis on what is IMO a fundamental part of electrical control,they seem to prefer getting these lads to either ask...
  20. G

    Domestic wiring diagrams

    Hi all im a trainee spark! can anyone recommend a book/website that shows decent domestic wiring/circuit diagrams? many thanks

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