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Viessmann Manufacturing Company (U.S.) Inc.
45 Access Road
Warwick, Rhode Island • 02886 • USA
Tel. (401) 732-0667 • Fax (401) 732-0590
www.viessmann-us.com • mail@viessmann-us.com
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Conversion Table
H "w.c. x 2.54 = mbar
H mbar x 0.394 = "w.c.
H kW x 3413 = Btu
H bar x 14.5 = psig
H kg x 0.289 = USG (#2 oil)
H BHP x 9.8 = kW
H BHP x 33779 = Btu
H m x 3.28 = ft.
3
3
H m
x 35.3 = ft.
H kcal x 3968 = Btu
H Cal value NG = 950 - 1050 Btu/ft.
H Cal value LP = 2450 - 2500 Btu/ft.
H Motor kW x 1.31 = Motor HP
NG Natural Gas
LP Liquid Propane
Quick Reference
°C
°F
-40
-40
-35
-31
-25
-13
-20
-4
-18
0
-16
+3
-14
+7
-12
+10
-10
+14
-9
+16
-8
+18
-7
+19
-6
+21
-5
+23
-4
+25
-3
+27
-2
+28
-1
+30
3
0
+32
+1
+34
3
+2
+36
+3
+37
+4
+39
+5
+41
+6
+43
+7
+45
+8
+46
+9
+48
+10
+50
+12
+54
+14
+57
+16
+61
+18
+64
+20
+68
+25
+77
+30
+86
+35
+95
+40 +104
+50 +122
+60 +140
+70 +158
+80 +176
+90 +194
+100 +212
+110 +230
Viessmann Manufacturing Company Inc.
750 McMurray Road
Waterloo, Ontario • N2V 2G5 • Canada
Tel. (519) 885-6300 • Fax (519) 885-0887
www.viessmann.ca • mail@viessmann.ca
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