The Globe Model GDPA or GDPA-LP Dry Pilot Actuator may be utilized in several trim arrangements including; Dry, Dry Pilot Deluge, Single Interlock Preaction Dry Pilot, Non-Interlock, and Double Interlock Preaction Electric/ Pneumatic. The primary function of the Model GDPA and GDPA-LP is to allow water pressure to be relieved from the Model RCW pressure chamber.
MODEL GDPA AND GDPA-LP DRY PILOT ACTUATORSGFV550_20190227CM (.pdf) Download
Models GDPA and GPDA-LP – Dry Pilot Actuator: Where external resetting differential latching style valves are specified for use in deluge type sprinkler systems requiring water pressure to be relieved from the pressure chamber to operate the water control valve they shall be specifically listed for such use. Dry pilot actuators shall be of bronze body construction and utilize an EPDM diaphragm. Dry pilot actuator shall be rated for use at the maximum service pressure of 250 psi (GDPA-LP) and 300 psi. (GDPA), and shall be UL listed and FM approved. Dry Pilot Actuator shall be Model GDPA or Model GDPA-LP; as manufactured by Globe Fire Sprinkler Corporation.
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