DARLEY ZSP - Page 35

TABLE NO. 1
NFPA 1901 TEST
TEST Recom- Min. Min. Min. Net Disch. Suction
No. GPM mended Nozzle Disch. Pump Lines Hose
Nozzles Press. PSI Press. PSI Press. PSI
(1), 2-1/4"
or
69
(2), 1-1/2" 88
(1), 2"
or
55
(2), 1-3/8" 61
3 625 (1), 1-1/2" 88 245 250 (3), 100'
2-1/4"
or
69
(2), 1-1/2" 88
Siamesed
(2), 1-3/4”
or
68
(3), 1-1/2” 57
(1), 2” or 78
(2), 1-1/2” 62
(1), 1-3/4”
or
68
(3), 100’
and
or
(2), 1-1/4” 66 (1), 50’ (2) 20’ of
(2), 1-3/4”
or
68
(3), 1-1/2” 57
Class A
Siamesed
6” Max
Min. discharge pressures listed above are for pumps operating with full 10’ static suction lift. These
pressures must be increased by 1 PSI for each 2.3 ft. less than 10’ of lift.
3
750
245
250
4
1500
157
165
2
1050
194
200
20' of 6"
or
6” Min
1250 GPM Fire Pump
143
150
(3), 50'
1500 GPM Fire Pump
1
1500
142
150
(3), 50’
20’ of
4
1250
158
165
and
(1), 50'
2
875
194
200
or
1
1250
Prepared by: CJC
Approved by: WAH
Revised by: CWY
2
Rev. #: 4
Date: 7/8/13
1201500