GracePESDs® - Voltage Indicators

FAQ

• Q: What is the power consumption of Voltage Indicators?
• Q: Can the GracePESD's Voltage Indicators be used to measure a divided DC Link?
• Q: What is the lifespan of the LEDs on the Voltage Indicator and the ChekVolt?
• Q: How do you wire a 3 wire R-5MT DC powered, part number configuration S23?
• Q: Do you have CAD drawings of your Voltage Indicators and labels?
• Q: Can you send me your UL Certification?
• Q: Can Voltage Indicators detect phase rotation?
• Q: How do I wire my Voltage Indicator on systems that are not 3 Phase?
• Q: What Altitude can the R-3W Series of Voltage Indicators be Used at?
• Q: What is the gauge and length for the wires on Voltage Indicators?
• Q: What does PESD mean?
• Q: What are the torque specifications for Voltage Indicators?
• Q: Can Voltage Indicators be used on high frequency applications?
• Q: What are the dimensions for Voltage Indicators?
• Q: What is the difference between the R-1VL003 and R-1VH003 Voltage Indicators?
• Q: My Ground LEDs are not lighting up, is this normal?
• Q: Can I use a Voltage Indicator on the motor side of a variable frequency drive?
• Q: Can the Voltage Indicator wires be cut to desired length?
• Q: Do I need any special tools for installing Flex-Mount voltage indicators?
• Q: Do I need overcurrent protection fuses with my voltage indicator?
• Q: Do I need to add the Anti Rotation Notches?
• Q: Do I need to follow any specific safety procedures when installing and using voltage indicators?
• Q: Do PESDs have an output relay to connect to my PLC or an alarm circuit?
• Q: Do the R-3W series voltage indicators have internal short circuit protection?
• Q: Do you have any voltage indicators for hazardous locations?
• Q: How do I know if the PESD is working?
• Q: How do I know that my voltage indicator is working if the LEDs are off?
• Q: How do PESDs fit in with UL 508/NEC Tap Rules?
• Q: How does the Flex-Mount Voltage Indicator increase productivity and improve safety?
• Q: I ordered a standard mount voltage indicator, can I order just the bezel?
• Q: Is the R-3W phase sensitive? What if the GREEN lead was accidentally wired to L1, L2, or L3?
• Q: Is there a Voltage Indicator for above 2kV?
• Q: What are the different label offerings for the Voltage Indicators?
• Q: What are the added benefits of Flex-Mount voltage indicator?
• Q: What are the extra labels for with the Flex-Mount Voltage Indicator?
• Q: What are the recommended connection accessories for Voltage Indicators?
• Q: What certifications do voltage indicators have?
• Q: What do the different LED indications mean?
• Q: What happens if one LED fails?
• Q: What is CAT III & CAT IV ratings and why is it important for PESDs?
• Q: What is supplied in the hardware kit that comes with the Flex-Mount voltage indicator?
• Q: What is the reason for/difference between the flashing (R-3W) and non-flashing (R-3W-SR) voltage indicators?
• Q: What mounting style is the Flex-Mount Voltage Indicator (R-3D2) configured in when shipped from the factory?
• Q: What voltage indicator will work for above 750 VAC?
• Q: What’s the difference between the Voltage Indicator offerings?
• Q: Where should I use R-3F2 fiber optic voltage indicators?
• Q: Where should I wire the voltage indicator to?
• Q: Why are just the center LEDs of the Voltage Indicator On?
• Q: Why do I need to connect the GREEN wire to earth ground?
• Q: Will the leakage current to ground adversely affect my power system?
• Q: What is the failure mode of the R-3W below -20°C down to -40°C, will it work once it returns to normal operating temps or is it damaged.
• Do the GracePESD® Voltage Indicators comply with NEC 250.21b in a ungrounded system?
• Q: Why does the R-3D2 use 12 awg verses the R-3W with 18 awg wires?
• Q: Can the R-3F2 fiber optic cable be coiled?
• Q: What is the best way to wire the R-3F2?

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