Data Sheet

Bulletin 71.4:MR108
9
Table 8. Typical Air Capacities with Quick Opening Cage - Setpoint Made at 10% Flow (For Type MR108 Low-Pressure Actuator)
SPRINGRANGE,
PARTNUMBER,
COLORCODE
RELIEF
PRESSURE
SETTING
CAPACITIESINSCFH/Nm
3
/hOFAIR
%PressureBuildupOverReliefSetting
NPS1/DN25Body NPS2/DN50Body
10% 20% 30% 40% 10% 20% 30% 40%
psig bar SCFH Nm
3
/h SCFH Nm
3
/h SCFH Nm
3
/h SCFH Nm
3
/h SCFH Nm
3
/h SCFH Nm
3
/h SCFH Nm
3
/h SCFH Nm
3
/h
5 to 14 psig /
0.35 to 0.97 bar
GE42909X012
(White)
5 0.34 3100 84 6100 160 8200 220 9900 270 6800 180 14,300 380 20,600 550 26,500 710
10 0.69 9000 240 13,300 360 14,900 400 15,800 420 19,000 510 35,300 940 46,100 1240 54,000 1450
8 to 24 psig /
0.55 to 1.7 bar
GE42910X012
(Silver)
10 0.69 5800 160 10,900 290 13,400 360 15,100 400 13,600 370 25,300 680 37,100 990 45,300 1210
20 1.4 14,300 380 20,200 540 22,800 610 24,200 650 35,600 950 63,600 1700 79,100 2120 86,300 2310
12 to 30 psig /
0.83 to 2.1 bar
GE42911X012
(Orange)
15 1.0 6700 180 13,300 360 17,500 470 20,000 530 17,600 470 32,500 870 49,200 1320 61,000 1640
25 1.7 17,200 460 23,700 640 27,600 740 29,500 790 37,100 990 68,000 1820 87,200 2340 99,900 2680
30 2.1 20,600 550 27,600 740 30,800 820 32,600 870 45,900 1230 82,000 2200 102,000 2740 112,000 3000
15 to 35 psig /
1.0 to 2.4 bar
GE43002X012
(Red)
15 1.0 6600 180 11,300 300 15,800 420 18,000 480 13,700 370 24,800 660 36,400 980 48,800 1310
25 1.7 12,800 340 20,400 550 25,100 670 27,300 730 28,300 760 53,000 1420 73,000 1960 89,800 2410
35 2.4 19,200 520 29,800 800 33,500 900 36,200 970 46,100 1230 85,000 2280 109,000 2920 124,000 3330
SPRINGRANGE,
PARTNUMBER,
COLORCODE
RELIEF
PRESSURE
SETTING
CAPACITIESINSCFH/Nm
3
/hOFAIR
%PressureBuildupOverReliefSetting
NPS3/DN80Body NPS4/DN100Body
10% 20% 30% 40% 10% 20% 30% 40%
psig bar SCFH Nm
3
/h SCFH Nm
3
/h SCFH Nm
3
/h SCFH Nm
3
/h SCFH Nm
3
/h SCFH Nm
3
/h SCFH Nm
3
/h SCFH Nm
3
/h
5 to 14 psig /
0.35 to 0.97 bar
GE42909X012
(White)
5 0.34 14,500 390 23,800 640 35,600 950 46,200 1240 12,500 330 18,400 490 26,000 700 32,900 880
10 0.69 32,400 870 60,200 1610 83,500 2240 99,800 2670 26,400 710 44,600 1200 67,400 1810 86,100 2310
8 to 24 psig /
0.55 to 1.7 bar
GE42910X012
(Silver)
10 0.69 24,100 640 42,300 1130 61,800 1660 78,900 2120 22,200 590 36,200 970 51,100 1370 67,100 1800
20 1.4 58,900 1580 100,000 2690 134,000 3590 154,000 4130 51,400 1380 90,400 2420 127,000 3410 169,000 4530
12 to 30 psig /
0.83 to 2.1 bar
GE42911X012
(Orange)
15 1.0 30,900 830 55,600 1490 78,300 2100 97,700 2620 30,200 810 50,200 1350 72,100 1930 94,300 2530
25 1.7 60,600 1630 102,000 2730 141,000 3780 172,000 4600 57,900 1550 104,000 2780 148,000 3970 197,000 5270
30 2.1 75,600 2030 127,000 3410 176,000 4720 201,000 5400 70,100 1880 130,000 3480 194,000 5200 239,000 6410
15 to 35 psig /
1.0 to 2.4 bar
GE43002X012
(Red)
15 1.0 25,600 690 43,500 1170 64,800 1740 82,900 2220 25,900 690 42,700 1140 59,100 1580 77,900 2090
25 1.7 44,300 1190 81,900 2190 118,000 3160 152,000 4070 48,700 1300 85,000 2280 123,000 3310 162,000 4340
35 2.4 76,300 2050 128,000 3430 184,000 4930 223,000 5970 76,400 2050 134,000 3590 198,000 5310 259,000 6930
Table 8. Typical Air Capacities with Quick Opening Cage - Setpoint Made at 10% Flow (For Type MR108 Low-Pressure Actuator) (continued)
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