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LRA how to convert in tonage so 10 LRA How many ton and 145 LRA Copland scroll compressor tonage value pleas give me answer

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155 lra how much ton convert compressor danfos

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LRA on the data tag stands for "locked rotor amps" and has nothing to do with tonnage. In the model # there should be a number to use. And divide that # by 12 (12,000 btu/ton). So if I had a PFG24H200 it would be the "24"and a 2 ton unit

Posted on Jul 06, 2015


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Posted on Jan 02, 2017


  • 700 Answers

SOURCE: Tonage or BTU/hour rating from Ruud name plate

See this link

Its say 7100 BTU/hr

Posted on Jun 05, 2009

Keith Fournier

  • 308 Answers

SOURCE: How much does a Carrier ZR47K3 4 ton scroll compressor cost

between 1400 and 2000

Posted on Sep 17, 2009

Tim Whalen

  • 3074 Answers


yes, just recover it in a clean tank and do not mix it will any other refrigerant.

Posted on Apr 17, 2011


hasan zaman

  • 78 Answers

SOURCE: what is LRA in compressor. whether LRA is used to

LRA is Lock rotor amps.
It is according to compressor capacity.

Posted on May 18, 2011


Matt Heinz

  • 229 Answers

SOURCE: I am removing a 3 ton condenser and replacing with

Yes you will have problems you can go up a 1/2 half ton on the coil but not with the condenser don't do it you will regret it even with an expansion valve.

Posted on Jun 21, 2011

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1 Answer

42 LRA what ton

LRA is locked rotor amps. Likely referring to your compressor. If i had to guess i would say 1.5 ton because 42 is not much. You mostly need model number to determine capacity.

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What is the difrent between LRA and BTU ?

One really has not much to do with the other directly

BTU - British Thermal Unit.- A heat measuring unit. IE:12,000 BTU (British Thermal Unit.) The amount of heat required to melt one ton of ice.

LRA - Lock Rotor Ampere-LRA is nothing but locked rotor current , generally it is located on compressors name plate, when ever pistons locked at a particular position the rotor does not move further at the time rotor draws large current, that current is located on name plate, by seeing that LRA we can know compressor rotor was locked

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Calculator wont show decimals

To convert a single value to decimal, press Diamond then ENTER. To get them all that way, press MODE then F2. Scroll down to Exact/Approx and change it from Auto or Exact to Approximate.

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3 Answers

Tonage or BTU/hour rating from Ruud name plate

See this link

Its say 7100 BTU/hr

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