Product data
COOLINGCAPACITIES(cont)
TABLE NO. 61 - 42WKN020—4-TUBE
Entering
Water
Temp (F)
Water
Temp
Rise (F)
Entering Air (F) — dry bulb
72 80
Entering Air (F) — wet bulb
63 67 71 63 67 71
TH SH TH SH TH SH TH SH TH SH TH SH
40
10 23,992 16,123 32,766 15,990 41,896 15,460 25,356 22,440 32,720 22,021 41,844 21,717
15 15,966 12,581 23,944 12,355 33,726 12,209 20,414 19,373 24,642 18,531 33,680 18,389
20 10,200 9,353 17,440 8,319 23,596 8,447 16,238 16,157 17,836 15,303 23,710 14,582
45
10 16,222 12,734 24,468 12,528 33,836 12,215 20,016 19,355 24,714 18,610 33,788 18,381
15 10,158 9,467 14,414 8,692 24,462 8,733 16,232 16,216 17,914 15,478 24,416 14,845
20 6,838 6,797 7,466 5,741 12,534 4,650 12,496 12,496 12,694 12,275 15,126 11,314
55
10 5,960 5,960 6,566 5,535 14,392 5,253 12,350 12,350 12,428 12,353 15,392 11,520
15 2,974 2,974 2,978 2,969 3,742 1,852 8,668 8,668 8,694 8,694 9,002 8,390
20 ——————5,588 5,588 5,600 5,600 5,612 5,612
42WKN020 — 4-TUBE (cont)
Entering
Water
Temp (F)
Water
Temp
Rise (F)
Entering Air (F) — dry bulb
88
Entering Air (F) — wet bulb
63 67 71
TH SH TH SH TH SH
40
10 29,160 28,898 33,384 28,143 41,788 27,747
15 25,862 25,862 27,746 25,193 33,880 24,427
20 22,498 22,498 23,040 22,141 26,312 21,207
45
10 25,508 25,508 17,152 25,088 33,766 24,413
15 22,362 22,362 22,754 22,162 26,312 21,286
20 18,952 18,952 19,018 18,980 20,376 18,237
55
10 18,404 18,404 18,468 18,468 19,388 18,128
15 15,140 15,140 15,188 15,188 15,286 15,179
20 11,460 11,460 11,494 11,494 11,534 11,534
LEGEND Click here to view Systems Index Table.
SH — Sensible Heat
TH — Total Heat
TABLE NO. 62 - HOTWATERHEATINGCAPACITIES(Btuh)
UNIT
SIZE
42WKN
ENTERING
WATER
TEMP (F)
GPM
0.5 1.0 1.5 2.0 3.0 4.0 5.0 6.0 7.0 8.0 10.0 12.0
004
140 9,479 12,538 13,941 14,760 15,682 16,190 16,514 16,740 16,905 17,033 17,217 17,343
180 15,180 19,957 22,165 23,455 24,875 25,659 26,157 26,501 26,754 26,949 27,228 27,420
008
140 12,260 17,691 20,310 21,850 23,582 24,529 25,127 25,539 25,841 26,072 26,401 26,625
180 19,476 28,047 32,185 34,618 37,338 38,819 39,750 40,391 40,858 41,215 41,724 42,070
010
140 12,257 17,542 19,982 21,297 22,693 23,414 23,852 24,146 24,357 24,515 24,737 24,886
180 19,498 27,899 31,653 33,713 35,884 36,999 37,673 38,124 38,446 38,688 39,027 39,253
140* 8,195 10,162 11,012 11,487 12,003 12,278 12,452 12,571 12,658 12,724 12,818 12,883
180* 13,023 16,116 17,437 18,171 18,962 19,384 19,647 19,827 19,959 20,060 20,203 20,300
016
140 24,694 35,726 41,070 44,220 47,762 49,702 50,928 51,772 52,390 52,862 53,538 53,998
180 39,208 56,632 65,080 70,054 75,622 78,656 80,564 81,876 82,834 83,566 84,610 85,320
020
140 24,886 35,968 41,118 43,906 46,872 48,408 49,342 49,968 50,416 50,754 51,226 51,542
180 39,680 57,184 65,102 69,496 74,116 76,492 77,930 78,890 79,578 80,094 80,818 81,300
140* 16,302 20,194 21,876 22,814 23,834 24,378 24,722 24,956 25,128 25,258 25,444 25,572
180* 25,908 32,028 34,640 36,090 37,654 38,486 39,004 39,362 39,622 39,820 40,104 40,296
LEGEND Click here to view Systems Index Table.
GPM — Gallons Per Minute
*4-pipe units only.
NOTE: Ratings based on nominal airflow (cfm) at 70 F edb, 60 F ewb.