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Thread: Help determining SEER EER

  1. #1
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    Help determining SEER EER

    I am having the following Carrier equipment installed:

    Furnace - 58MCB040-1-08
    A/C - 24APA518
    Coil - CNPVP2417ATA

    Furnace - 58MXB080-F-1-20
    A/C - 24APA542
    Coil - CNPVP4221ATAABAA

    Furnace - 58MXB080-F-1-20
    A/C - 24APA560
    Coil - CNPVP6024ATA

    I did not understand the ARI fill-in questions. http://www.hvac-talk.com/vbb/images/...s/confused.gif Any assistance is appreciated.

    Thanks in Advance.

  2. #2
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    Are you sure you have the coil model numbers right.

    I can find cap coil ratings, not cnp.

  3. #3
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    Thumbs up Catalog link

    Quote Originally Posted by civic4life2 View Post
    I am having the following Carrier equipment installed:

    Furnace: 58MCB040-1-08 A/C: 24APA518 Coil:CNPVP2417ATA
    Furnace: 58MXB080-F120 A/C: 24APA542 Coil:CNPVP4221ATA A
    Furnace: 58MXB080-F120 A/C: 24APA560 Coil:CNPVP6024ATA
    Any assistance is appreciated.
    Catalog for CARRIER 24APA5 products

    http://www.docs.hvacpartners.com/idc...24apa5-2pd.pdf
    Designer Dan __ It's Not Rocket Science, But It is SCIENCE with Some Art. _ _ KEEP IT SIMPLE & SINCERE ___ __ www.mysimplifiedhvac.com ___ __ Define the Building Envelope & Perform a Detailed Load Calc: It's ALL About Windows & Make-up Air Requirements. Know Your Equipment Capabilities

  4. #4
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    Quote Originally Posted by civic4life2 View Post
    I am having the following Carrier equipment installed:

    Furnace - 58MCB040-1-08
    A/C - 24APA518
    Coil - CNPVP2417ATA

    Furnace - 58MXB080-F-1-20
    A/C - 24APA542
    Coil - CNPVP4221ATAABAA

    Furnace - 58MXB080-F-1-20
    A/C - 24APA560
    Coil - CNPVP6024ATA

    I did not understand the ARI fill-in questions. http://www.hvac-talk.com/vbb/images/...s/confused.gif Any assistance is appreciated.

    Thanks in Advance.
    Here's what I found from the ARI site, www.ARIDirectory.org :

    24APA518, CNPV*2417, 58MV(not C)B040:
    ARI# 1031793. 13.2 EER, 16 SEER

    24APA542, CNPV*4221, 58MV(not X)B080-20:
    ARI#1390282. 12.55 EER, 15 SEER

    No info on 24APA560.

    Good luck.

  5. #5
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    Thread Starter

    Does the furnace make a difference?

    I used the attachment above, it was helpful, except that the furnace was not listed. gary_g came back with real numbers which was great. The issue may be that the furnace are comfort series and the a/c and coil are performance series.

    Thanks to all of you. garyg, dansw, and beenthere.
    Last edited by civic4life2; 02-11-2008 at 10:12 PM. Reason: kudos for help

  6. #6
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    Sorry this doesn't have to do with your question of the SEER/EER numbers, but it is important.

    10 tons of cooling for our (MD/DC) area seems excessive. Did you make sure the contractor did a heat load calculation to determine proper sizing? My home is ~2500 sq. ft. and has 3.5 tons of cooling. I don't know what area you are in particularly though, so I can't envision the relative size of the homes.

  7. #7
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    Question Size is all relative !

    Quote Originally Posted by RyanHughes View Post
    10 tons of cooling for our (MD/DC) area seems excessive.

    Did you make sure the contractor did a heat load calculation to determine proper sizing?

    My home is ~2500 sq. ft. and has 3.5 tons of cooling. I don't know what area you are in particularly though, so I can't envision the relative size of the homes.
    Home is likely ( ?) 7,000 square feet ( ~ 3 x normal)
    or he likes indoor temperature at < 72' F in the summer.
    Designer Dan __ It's Not Rocket Science, But It is SCIENCE with Some Art. _ _ KEEP IT SIMPLE & SINCERE ___ __ www.mysimplifiedhvac.com ___ __ Define the Building Envelope & Perform a Detailed Load Calc: It's ALL About Windows & Make-up Air Requirements. Know Your Equipment Capabilities

  8. #8
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    Question Size is all relative !

    double
    Designer Dan __ It's Not Rocket Science, But It is SCIENCE with Some Art. _ _ KEEP IT SIMPLE & SINCERE ___ __ www.mysimplifiedhvac.com ___ __ Define the Building Envelope & Perform a Detailed Load Calc: It's ALL About Windows & Make-up Air Requirements. Know Your Equipment Capabilities

  9. #9
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    Quote Originally Posted by civic4life2 View Post
    I used the attachment above, it was helpful, except that the furnace was not listed. gary_g came back with real numbers which was great. The issue may be that the furnace are comfort series and the a/c and coil are performance series.

    Thanks to all of you. garyg, dansw, and beenthere.
    I would contact Carrier directly and have them provide ARI#s for the system matches that are proposed.

    Best to you.

  10. #10
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    Thread Starter

    I will contact carrier

    dan_sw is correct, its over 7,000 sqft finished on 4 levels. I will contact carrier as suggested by gary_g. I had not thought of that.

    The only response I had gotten from the contractor was that it was at least 14 each zone.

    Again thanks.

    We can close this thread.

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