Data Sheet

Bulletin 71.4:98
24
Table 13. Water Relief Capacities in Gallons per Minute (l/min), Types 98HH and 98HHD with Elastomer Diaphragm
NOMINAL
BODY
SIZES,
NPT
PART NUMBER
OF ZINC
PLATED SPRING
RELIEF
PRESSURE
SETTING,
PSIG (bar)
FLOW AT
RELIEF
SETTING,
GPM
(l/min)
PRESSURE BUILD-UP OVER RELIEF SETTING, PSIG (bar)
5
(0,34)
10
(0,69)
15
(1,0)
20
(1,4)
25
(1,7)
30
(2,1)
35
(2,4)
40
(2,8)
50
(3,4)
75
(5,2)
100
(6,9)
1/4 1N942227142
150
(10,3)
175
(12,1)
200
(13,8)
1
(3,8)
1
(3,8)
1
(3,8)
2.2
(8,3)
2.6
(9,8)
2.7
(10,2)
2.8
(10,6)
3.2
(12,1)
4
(15,1)
4.2
(15,9)
4.8
(18,2)
5.2
(19,7)
5
(18,9)
5.8
(22,0)
6.4
(24,2)
6
(22,7)
6.8
(25,7)
7.4
(28,0)
6.8
(25,7)
7.8
(29,5)
8.6
(32,6)
7.7
(29,1)
8.7
(32,9)
9.5
(36,0)
8.6
(32,6)
9.6
(36,3)
10.4
(39,4)
9.9
(37,5)
11
(41,6)
12
(45,4)
12.6
(47,7)
14
(53,0)
15.1
(57,2)
16
(60,6)
16.5
(62,5)
17.2
(65,1)
250
(17,2)
300
(20,7)
375
(25,9)
1
(3,8)
1
(3,8)
1
(3,8)
3
(11,4)
3.5
(13,2)
4
(15,1)
6
(22,7)
7
(26,5)
7.5
(28,4)
7
(26,5)
9
(34,1)
10
(37,9)
8
(30,3)
10
(37,9)
13
(49,2)
10
(37,9)
12
(45,4)
15
(56,8)
11
(41,6)
14
(53,0)
13
(49,2)
15
(56,8)
14
(53,0)
16
(60,6)
16
(60,6)
18
(68,1)
18
(68,1)
20
(75,7)
20
(75,7)
22
(83,3)
1/2 1N943427142
150
(10,3)
175
(12,1)
200
(13,8)
1
(3,8)
1
(3,8)
1
(3,8)
3.5
(13,2)
4
(15,1)
4.7
(17,8)
6.5
(24,6)
7.5
(28,4)
8
(30,3)
10
(37,9)
10.5
(39,7)
11.5
(43,5)
13
(49,2)
14.5
(54,9)
15
(56,8)
16
(60,6)
18
(68,1)
20
(75,7)
18
(68,1)
21
(79,5)
23
(87,1)
20
(75,7)
23
(87,1)
25
(94,6)
23
(87,1)
25
(94,6)
28
(106)
26
(98,4)
29
(110)
32
(121)
34
(129)
36
(136)
40
(151)
37
(140)
41
(155)
45
(170)
250
(17,2)
300
(20,7)
375
(25,9)
1
(3,8)
1
(3,8)
1
(3,8)
4.8
(18,2)
5
(18,9)
5.1
(19,3)
8.3
(31,4)
8.5
(32,2)
8.7
(32,9)
11.7
(44,3)
12
(45,4)
12.2
(46,2)
15.5
(58,7)
16
(60,6)
17
(64,3)
22
(83,3)
24
(90,8)
25
(94,6)
25
(94,6)
28
(106)
27
(102)
30
(114)
30
(114)
33
(125)
35
(132)
39
(148)
44
(167)
47
(178)
48
(182)
52
(197)
3/4, 1 1N944127182
150
(10,3)
175
(12,1)
200
(13,8)
1
(3,8)
1
(3,8)
1
(3,8)
7
(26,5)
8
(30,3)
9
(34,1)
15
(56,8)
15.5
(58,7)
16
(60,6)
19
(71,9)
20
(75,7)
22
(83,3)
34
(129)
35
(132)
36
(136)
43
(163)
44
(167)
45
(170)
50
(189)
52
(197)
55
(208)
56
(212)
57
(216)
58
(220)
61
(231)
62
(235)
64
(242)
70
(265)
72
(273)
74
(280)
83
(314)
85
(322)
86
(326)
88
(333)
92
(348)
95
(360)
250
(17,2)
300
(20,7)
375
(25,9)
1
(3,8)
1
(3,8)
1
(3,8)
9.5
(36,0)
10
(37,9)
11
(41,6)
16.5
(62,5)
17
(64,3)
17.5
(66,2)
24
(90,8)
26
(98,4)
30
(114)
37
(140)
40
(151)
43
(163)
46
(174)
48
(182)
56
(212)
61
(231)
66
(250)
62
(235)
74
(280)
68
(257)
79
(299)
76
(288)
87
(329)
90
(341)
100
(379)
99
(375)
109
(413)
- Shaded areas show where maximum inlet pressures are exceeded.