Details

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BUY NVF4-3A-Z80b DC24V https://www.utsource.net/itm/p/12608966.html

Parameter	Value
Model Number	NVF4-3A-Z80b
Supply Voltage (VDC)	24
Current Rating (A)	3
Coil Resistance (惟)	750
Power Consumption (W)	8.64
Insulation Resistance (M惟)	100 at 25掳C
Dielectric Strength (VAC)	1000 for 1 minute
Contact Form	SPDT (Single Pole, Double Throw)
Contact Material	AgSnO2
Contact Rating (VA)	300
Mechanical Life (Cycles)	10,000,000
Electrical Life (Cycles)	1,000,000
Operating Temperature (掳C)	-40 to +85
Storage Temperature (掳C)	-40 to +125
Weight (g)	150

Instructions:

1. Installation:

   • Ensure the supply voltage is 24V DC.
   • Connect the coil terminals to the power supply according to the polarity marked on the relay.
   • Connect the load to the contact terminals as per the circuit diagram.

2. Operation:

   • When the relay is energized, the normally open (NO) contacts will close, and the normally closed (NC) contacts will open.
   • When the relay is de-energized, the contacts will return to their default positions.

3. Maintenance:

   • Regularly inspect the relay for any signs of wear or damage.
   • Ensure the contacts are clean and free from corrosion.
   • Do not exceed the rated current or voltage to avoid damage to the relay.

4. Safety Precautions:

   • Disconnect the power supply before performing any maintenance or installation.
   • Use appropriate personal protective equipment (PPE) when handling electrical components.
   • Ensure the relay is installed in a well-ventilated area to prevent overheating.

5. Storage:

   • Store the relay in a dry, cool place away from direct sunlight and corrosive substances.
   • Avoid exposure to extreme temperatures and humidity.

6. Troubleshooting:

   • If the relay does not operate, check the power supply and connections.
   • If the contacts are sticking, clean them with a suitable contact cleaner.
   • If the relay is making unusual noises, it may be worn out and should be replaced.

(For reference only)