DARLEY ZSP Nstallation, Operation, Maintenance, Repair And Troubleshooting Instructions page 36

TEST
No. GPM
1 1750
2 1225
3 875
4 1750
1 2000
2 1400
3 1000
4 2000
1 2250
2 1575
3 1125
4 2250
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.
Prepared by: CJC
Approved by: WAH
Revised by: CWY
TABLE NO. 1
NFPA 1901 TEST
Class A
Recom- Min.
mended Nozzle
Nozzles Press. PSI
1750 GPM Fire Pump
(2), 2" or
55
(3), 1-1/2"
76
(2), 1-5/8"
61
or
(2), 1-1/2"
84
or
(3), 1-1/4"
79
(1), 2" or
55
(2), 1-3/8"
61
(2), 2"
55
or
(3), 1-1/2"
76
2000 GPM Fire Pump
(2), 2"
71
or
(4), 1-1/2"
57
(2), 1-3/4"
60
or
(3), 1-1/2"
49
(1), 2"
71
or
(2), 1-1/2"
57
(2), 2"
71
or
(4), 1-1/2"
57
2250 GPM Fire Pump
(2), 2-1/4"
56
(2), 1-3/4"
76
(2), 1-1/2"
72
(2), 2-1/4"
56
Min. Min. Net
Disch. Pump
Press. PSI Press. PSI
143 150
194 200
245 250
158 165
147 150
199 200
249 250
163 165
144 150
196 200
246 250
153 165
3
Disch. Suction
Lines Hose
(4), 50'
or
(2) 20' of 6"
(4), 100'
(4), 50'
or
(2) 20' of 6"
(4), 100'
(2 Groups)
(3), 100'
Siamesed
20' of 8"
Rev. #: 4
Date: 7/8/13
1201500