FAQ's for Voltage Monitor Relays

• Your standard Voltage Monitor Relay comes with an adjustable pick-up voltage and a fixed drop-out voltage (5% below pick-up setting). Can I get a unit with both adjustable pick-up and drop-out settings? What about a unit with time delay on drop-out?
  
  
• How do you use the Voltage Monitor Relay as an overvoltage relay? Undervoltage relay?
  
  
• Will Macromatic products work at 50 Hertz, as required in other parts of the world?
  
  
• I have a Macromatic product that has stopped working. It was working one day and then stopped functioning the next. What's wrong?
  
  
• What is the difference between "UL Listed" & "UL Component Recognized"?
  
  
• Why aren't your Time Delay Relays or Alternating Relays Div 1 Class II?