relay

  1. 3

    Rear Wiper motor relay wiring

    My rear wiper motor is connected via a Lucas SRB501 5pin relay from the loom to the motor. I have no reference for wiring. The motor has power as it parked, but won't operate from its brand new switch. I just wanted to double check my wiring, before ordering a new relay, if it is needed. So far...
  2. D

    Help on Identifying a PLC and electro-magnetic commercial start/stop/retain relay system

    So for one of my tasks on my assessment I've bee asked this question: To ensure that the conveyor system is safe and complies with legislation, compare the construction and operation of an elecro-magnetic relay system with a PLC system that controls a 3-phase contactor. Include appropriate...
  3. B

    220 Volt single phase Contactor relay controlled by 2 switches

    Hi, I am looking for help wiring a 220 Volt single phase Contactor relay that has a single A1 Coil terminal to be used with 2 float switches to control a pump. I know how to connect a single switch to the relay but unsure how to add the second switch. Each switch can be Normally open or...
  4. D

    Safety relay circuit diagram for a robot cell. Please Help

    so i have been given this diagram and no explanation on what nay of it does, its for a safety relay for a robot cell it says this: 'Safety relays can made up of 3 relays (CR1-3) to ensure redundancy and cross monitoring, and can be applied to the following applications: ■ Emergency Stops ■...
  5. D

    Draw a start/stop/retain relay control circuit for a 3 phase drill machine

    Hey, I'm just wonder if I can get some feedback on this drawing that I've made? any feedback will be very appreciated thanks in advance.
  6. udud22

    3 Phase Control Relay

    Hi, I am new to HV Electrical Stuff. I am trying to use a emergency stop button to kill power to BOX A remotely. The wall socket has 3 phase 380V supply without neutral. I want to introduce a control relay between BOX A and Wall socket. The remotely operated cable (20 metres) with Emergency...
  7. D

    Relay wiring assistance

    I have 3 locations that have a relay controlling a pump, each site is several miles from each other and when my SCADA system calls for RUN all three relays energize at the same time. What I need is a local control that allows only 2 pumps to run at the same time but they need to alternate...
  8. V

    Relay Coil Question

    Hello. I'm doing a project in my car with the help of a relay. It is working fine but I need some advice on something. The circuit that serves as a switch to the relay provides 12v with the car off but with the engine running it provides around 14v. My question is, is this too much for the relay...
  9. G

    Can anyone help with wiring a wifi relay module?

    I've got this wifi module that is supposed to be able to be used on a 2 way lighting circuit. I temporarily rigged it up to a mains plug with a 2 way switch and a 1 way as if it were on the stairs.A works well.then when i put it in situ it doesn't work I have a live and neutral to the switch...
  10. V

    Relay Noise

    Hello everyone! I'm doing a project in my car where I have those kind of courtesy lights on your feet when you open the doors. To achieve this I used a relay, the switch to turn the relay on is the lights on the roof and the power for the LEDs comes from a piggyback fuse from the fuse box. With...
  11. D

    Schneider XPSAF 5130 Safety Relay

    Hello everyone. I'm new to this forum site. I wish everyone good work. The question I want to ask is; I have the Schneider XPSAF 5130 Safety Relay. With this relay How can I have the engine stop when a sensor stops output (eg when the cell door is opened). Manual (Click This)
  12. B

    Adding a relay to the timer on my submersible 1/2hp 230v pump. It was recommended by the timer manufacturer.

    Looking for advice to add a relay to a well pump timer. 1/2 hp 230v submersible @750’. The timer is rated at 10amp. 1578238119 Does anyone have any recomendations?
    • Buzzfeed
    • Thread
    • 230v adding advice looking manufacturer pump recommended relay timer
    • Replies: 13
    • Forum: UK Electrical Forum
  13. Z

    Coil relay switching 2 power supplies

    Hey, Total noob here so please be patient ? I have two power supplies mains 220v in a type of small cabin/house every day around 8am they cut of the good supply and leave it off for a few hours then turn it back in again. What I would love would be a contraption that switches between the...
  14. W

    Warrick 1d1d0 relay, dangerous? paid 1 dollar at thrift store.

    Hello, new guy here and I'm not sure of correct section or even correct forum for this question. At a local thrift store I purchased a Warrick 1d1d0 relay, looked interesting for a dollar. I play with home electric power and it looked interesting. Any way the input is 115v and the output is...
  15. D

    Help identify 7 pin relay

    Hi, I am new here. I am a farmer in the Highlands of Scotland working on an electrical fault in an old Massey Ferguson 390T tractor made in 1992. I think the fault may be in a relay. This is a 7 pin solid state relay labeled "warning light dimmer" on the circuit diagram (see below). The Lucas...
  16. H

    need a capacitor across relay contacts to arrest arcing. wondering about type and value ?

    wondering what capacitor type and value across relay contacts at 7amp ac load to avoid arcing
  17. L

    Energize a contactor/relay from multiple toggle (not momentary) switches?

    Is it possible to energize a contactor/relay from multiple toggle (not momentary) switches in a way similar to 3-way switches? If so, what components and setup would do that? The purpose is to control lighting from several sources and the reason for not using simple 3-way switches is that the...
    • limirs
    • Thread
    • contactors light switch momentary multiple possible relay remote similar switches toggle
    • Replies: 10
    • Forum: UK Electrical Forum
  18. T

    Need Advise!! Help me with this wiring. NPN sensor/Solid State Relay

    Is this the correct way of wiring npn sensor 4 wire with solid state relay and solenoid valve?
  19. O

    Current limited charge relay

    Hi there, I am looking to charge an auxiliary windlass battery (130Ah lithium) that is located 35 feet away from my main bank (1030Ah lithium). My charging input will range from to 40 to 100 Amps, but I need to keep the wire size to a maximum of 6AWG. Do you know of any current limited charging...
  20. D

    Relay wiring for van AC

    Hi, I’ve been trying to retrofit AC to my Mercedes sprinter motorhome, I have most of the kit but some of the wiring is missing. I have managed to find a decent wiring diagram for the entire van but having trouble with this section. I know the symbols (ringed in blue) are called...
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