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Single Phase Line Monitor, Display Type LED

Price: $79.90 
Excl. Shipping
In-Stock
SKU: PRS76491A
(See Product Details Below for Manufacturers Part Numbers)
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Carrier, Payne, Bryant, and many other brands use this Time Delay Safety Relay



Heavy Duty Relay Output - LED Fault Indication.

Broad Operating Temperature Range.

Epoxy Encapsulated Circuitry.



Time Delay Specifications:


InputLine Voltage: 95-270 VAC

Frequency: 50/60 Hz

Voltage Trip Point: +/- 12% fixed, 6% for reset Voltage Symmetry: 2-25% adjustableDead band
for Reset: 10% of Symmetry setpoint Control Voltage: 18-240 VAC Output Form:SPDT (single pole double throw)Ratings: -n.o. contact: 5 amps-n.c. contact: 5 amps
Response Times Phase Loss/Reversal: 100ms maximumUnbalance/High/Low: Full Selected Trip Delay Period Operating Temperature Range: -40
•C to +75
•C Delay on Break
Timer Input: 18-240 VAC/VDC RMSTime Delay: Adjustable to 1-10 minutes.Fault Interrogation Delay Time Delay: 2- 15 second adjustable Installation.


1.Disconnect Power

2. Connect terminals in series with the device.

3.Reapply power and check operation for complete diagrams, see installation guide Mode of Operation.

Upon application of power to the monitor, and provided all voltages and line conditions are acceptable, the LED indicator light will glow, indicating the ouput
contacts have transferred.

Should a high/low voltage condition exist for longer than the .05 second interrogation delay, the relay and LED shall be energized.


Re-energization is automatic upon correction of the fault condition and after the anti-short cycle time delay period is complete.

Should a fault condition exist upon application of power, the output relay will not energize.

Replaces Part Numbers: CV-100-RS, CV-200-RS15, CV-200-RS20
EAC-401, EAC-402, EAC-403, EAC-404, CV-100-RSCV-200-RS15, ICM-490C, CV-200-RS20, ICM-491, P251-0092, P251-0092-B, EAC-401, EAC-402, EAC-403, EAC-404, ICM490C, ICM-490, 1160712, CARICM491.




Designed To Protect Motors And Other Loads From Premature Failure And Damage Due To Common Voltage Faults Such As Voltage Unbalance, Over/Under Voltage, Phase Loss, Reversal,
Incorrect Sequencing And Rapid Short Cycling.

I called trying to find out what happened to the rest of my order and was surprised to hear a warm and kind voice willing to do whatever it takes to find answers and follow through with her promise. Amanda is an asset worth holding on to and a credit to your company. She was very professional, helpful and courteous while assisting me with my order. I would most definitely assign her an A+ in customer service."
Donald "Brad" Thomas

I would like to thank you for your hard work in getting us our part in a timely fashion. You were very helpful and you understood the severity of the situation and did a wonderful job in getting the part to us. Thanks again and please share this with your boss! You were outstanding!"
Todd Mills

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