Table 8 New Zealand survey data on 1,293 sprinkler systems from 1999 to 2007 ( Gravestock 2008 )
Fault/Issue | Office | Apartment | All building types |
|---|---|---|---|
Inadequate supply | 1.97% | 2.38% | 1.70% |
Signalling fault | 1.32% | 2.38% | 1.08% |
Fire service inlet | 0.66% | 0.00% | 1.01% |
Flow switch | 0.00% | 0.00% | 0.23% |
Floor isolation | 0.00% | 0.00% | 0.08% |
Street valve | 3.95% | 0.00% | 0.62% |
Pump performance | 2.63% | 0.00% | 1.47% |
Pump start | 3.29% | 4.76% | 1.24% |
Hydraulic gong | 0.00% | 0.00% | 0.15% |
Anti-Interference gear | 2.63% | 0.00% | 0.85% |
Isolated | 0.66% | 0.00% | 0.23% |
Pressure switch | 0.00% | 4.76% | 0.15% |
Unprotected areas | 1.97% | 9.52% | 2.48% |