Data Sheet
Bulletin 71.1:MR105
15
SPRING RANGE,
PART NUMBER
AND COLOR
SET
PRESSURE
INLET
PRESSURE
C
V
AT % DROOP
NPS 3 / DN 80 Body NPS 4 / DN 100 Body
psig bar psig bar 10% 20% 40% 10% 20% 40%
5 to 8 psig /
0.34 to 0.55 bar
GE42909X012
White
5 0.34
25 1.7 19.2 32.7 55.3 24.3 44.4 75.2
75 5.2 17.4 27.8 43.0 23.8 38.0 61.1
150 10.3 17.3 22.6 37.2 24.2 34.8 49.5
8 0.55
25 1.7 23.5 46.1 80.5 28.7 65.4 113
75 5.2 21.6 36.8 61.9 29.7 52.1 86.9
150 10.3 19.9 29.3 50.3 27.2 44.8 71.0
8 to 20 psig /
0.55 to 1.4 bar
GE42910X012
Silver
10 0.69
25 1.7 22.5 43.2 75.3 29.8 57.5 100
75 5.2 20.9 35.6 62.6 28.9 50.6 84.4
150 10.3 20.4 31.6 51.9 27.8 43.5 71.7
15 1.0
25 1.7 29.8 62.4 103 36.9 82.1 136
75 5.2 27.7 51.3 85.0 33.7 71.0 124
150 10.3 23.2 40.9 72.2 35.0 58.9 99.9
20 1.4
50 3.4 32.9 68.7 103 40.8 92.5 136
75 5.2 30.6 64.7 103 40.3 86.8 136
150 10.3 28.3 51.6 91.2 38.4 70.1 127
12 to 30 psig /
0.83 to 2.1 bar
GE42911X012
Orange
15 1.0
25 1.7 25.4 50.4 91.1 30.7 64.5 119
75 5.2 23.6 42.2 72.7 28.4 55.2 94.8
150 10.3 21.5 36.0 62.1 29.5 51.0 83.1
20 1.4
25 1.7 30.6 70.3 103 38.6 91.0 136
75 5.2 28.0 54.6 94.0 34.6 68.1 124
150 10.3 23.8 43.6 77.6 35.4 62.4 103
25 1.7
50 3.4 32.6 67.4 103 42.9 90.1 136
75 5.2 32.6 66.0 103 39.9 82.8 136
150 10.3 28.9 54.9 92.3 39.4 73.7 126
250 17.2 27.1 46.8 79.3 36.0 61.3 106.9
30 2.1
50 3.4 38.2 81.7 103 47.1 107 136
75 5.2 38.4 76.8 103 46.5 98.2 136
150 10.3 32.5 64.1 103 43.8 86.0 136
250 17.2 29.6 52.6 84.3 40.8 73.2 124.2
18 to 39 psig /
1.2 to 2.7 bar
GE43002X012
Red
20 1.4
50 3.4 24.6 46.3 80.3 30.6 57.4 105
75 5.2 24.1 43.8 77.1 29.7 57.0 99.8
150 10.3 21.8 38.1 65.0 29.0 50.2 87.2
25 1.7
50 3.4 28.4 56.4 103 36.4 70.1 127
75 5.2 29.5 54.2 94.0 32.9 68.2 121
150 10.3 24.0 45.4 78.8 33.2 61.1 104
250 17.2 23.9 39.9 66.1 31.9 53.8 91.0
30 2.1
50 3.4 31.7 65.8 103 38.8 83.4 136
75 5.2 32.5 64.2 103 37.2 79.0 136
150 10.3 27.5 54.9 92.8 36.0 71.0 121
250 17.2 25.6 45.4 79.0 34.7 60.9 106.3
35 2.4
50 3.4 36.0 77.2 103 42.8 99.4 136
75 5.2 37.0 74.6 103 41.1 88.9 136
150 10.3 31.1 61.8 103 38.7 80.4 136
250 17.2 28.7 52.4 88.5 39.5 71.3 122
Table 9. Typical Water C
V
Coefficient with Quick Opening Cage - Setpoint Made at 10% Flow (for Type MR105
with Low-Pressure Actuator) (continued)