Frequently Asked Questions
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What is the replacement for a PDL 556
Use PDL 100MPIR + PDL 600RM relay
If IEEE 519 is required, who enforces it? Citation concerns?
IEEE 519 is recommended practice standard and not really mandatory; Utility may ask this to be enforced;
What replaces the PDL 556 PIR sensor
Use the PDL 100MPIR + 600RM if required to switch higher loads
Does the 546 universal timer have an inbuilt override
This does not have a manual override, you would need to use the 648TM with a 600RM in order to get that functionality
What is the Steel rating for 173SS?
The 173SS is rated at 316 Grade Steel
Can you connect 24vdc or 120vac to the start terminals 5-6 on the S-flex enclosed drive?
Issue:
Can you connect 24vdc or 120vac to the start terminals 5-6 on the S-flex enclosed drive?
Product Line:
Altivar ATV21 or ATV212 S-flex enclosed
Environment:
All
Cause:
They have a start command with voltage and want to know if they can put it on the start terminals 5-6.
Resolution:
We only recommend that you put a dry contact between terminals 5-6 for the start command. We are supplying the 120vac power to these terminals. Please do not bring your own voltage into there terminals.
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