ARCA MK 100, Manual

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8
2.4 DIMENSIONS OF PRK BOILERS
1 Switchboard AB Burner connection
2 Sight glass AV Expansion safety connection
4 Cleaning door smoke chamber AC Flue connection
AM Flow connection AS Discharge
AR Return connection
Note: The clearance "M" is lower than "H" in the models PRK 1050 up to PRK 2350. The connection "AV" is
between "AR" and "AM".
Mod. 350 420 470 520 600 700 830 940 1050 1200 1520 1870 2350 3000 3500
A mm 920 920 1100 1100 1100 1215 1215 1410 1410 1410 1480 1590 1690 1910 1910
B mm
1105 1105 1245 1245 1245 1330 1300 1450 1450 1450 1580 1700 1850 2065 2065
C mm 1765 1900 1805 1805 2170 2125 2325 2450 2450 2850 3320 3600 3600 3680 4140
D mm
1415 1555 1410 1410 1780 1660 1910 1960 1960 2360 2765 3005 3005 2965 3280
G mm 640 640 720 720 720 760 760 850 850 850 900 900 900 920 900
H mm
540 680 450 450 800 620 870 1125 1125 1450 1830 2030 1230 1200 1320
M mm 835 975 770 770 1120 970 1220 575 575 750 950 1015 1722 1780 1900
N mm
500 500 650 650 650 700 700 750 750 750 830 900 970 1095 1095
R mm 790 790 850 850 850 920 920 790 790 790 800 900 970 1095 1095
S mm
850 850 1030 1030 1030 1125 1125 1320 1320 1320 1400 1500 1600 1830 1830
T mm 1375 1515 1365 1365 1715 1615 1865 1920 1920 2320 2720 2960 2960 2920 3230
AR - AM
Ø DN
80 80 100 100 100 125 125 125 125 125 150 150 200 200 250
AV
Ø DN
2” 2” 2½” 2½” 2½” 2½” 2 ½” 3” 3” 3” 100 100 100 125 125
AS
Ø DN
1” 1” 1¼” 1¼” 1¼” 1¼” 1 ¼” 1½” 1½” 1½” 1½” 1½” 1½” 2” 2”
AC
Ø mm
250 250 300 300 300 350 350 400 400 400 450 500 550 650 650
AB
Ø mm
210 210 240 240 240 240 240 305 305 305 320 345 345 370 370