| • |
The valve is made in accordance
with UL 193 Alam Valves for fire-protection
service |
| • |
Marking UL LISTED 3S58 CD A 175psi 4/6 ALARM CHECK VALVE |
| • |
Installation flange dimensions
ANSI Bl6.l class 125 / ANSI Bl6.5 class
150 |
| • |
Material cast iron ASTM A48
class No 35 |
| • |
Marking UL LISTED 3S58 CD RETARD CHAMBER MODEL A |
| • |
AVD2911N Model A water motor
gong, which is made in reference to UL
193. |
| • |
Material water motor aluminium
alloy ASTM B26 3560, gong shell aluminium
alloy ASTM B209 6061. |
| • |
Marking UL CD MODEL A DRAIN on the water motor |
| • |
AVD 9110 4 Modal A flanged
end vertical installed alarm check valve |
| • |
AVD 942A 6 Modal A flanged
end veritical installed alarm check valve |