Siemens/Powers Fire/Smoke Damper Actuators

Siemens Pneumatic Smoke Actuators

Siemens pneumatic smoke actuatorSiemens/Powers pneumatic fire/smoke damper actuators shown are UL Recognized Components for fire/smoke applications under category EMKU2. This category covers pneumatic damper actuators intended to be employed on fire dampers and leakage rated dampers.

NOTE: Don’t forget to use copper piping on all pneumatic fire/smoke actuators.

Part # PSI in-lb Mount  
331-2961 8-13 50 WITH CLEVIS Call... Add to Order
331-3011 8-13 50 EXTENDED SHAFT Call... Add to Order

Siemens Electric Smoke Actuators

Siemens electric smoke actuatorsThe Siemens OpenAir direct-coupled, 2-position, spring return electronic damper actuators are UL listed for smoke control dampers or for combination fire/smoke rated dampers. Siemens fire/smoke damper actuators are designed to operate reliably in smoke control systems requiring Underwriters Laboratories, Inc. UL555/555S rating when tested as an assembly with the damper and will meet requirements of UBC for 15 second opening and closing at 350°F (177°C). Also approved under UL873; C-U C22.2 no. 24-93

• 15 second spring return
• All metal housing
• Pre cabled Teflon® insulated wire
• Optional built in fusible link
• Optional built in auxiliary switches

NOTE: To order GND models with built in electronic fusible links, add: “/F” to the end of the model# and select the temperature link form the chart below: (order link separately)

Part # Volts in-lb Aux Sw  
GGD121.1U 24 142 NO Call... Add to Order
GGD221.1U 115 142 NO Call... Add to Order
GGD321.1U 230 142 NO Call... Add to Order
GND121.1U 24 53 NO Call... Add to Order
GND126.1U 24 53 YES Call... Add to Order
GND221.1U 120 53 NO Call... Add to Order
GND226.1U 120 53 YES Call... Add to Order
GND321.1U 230 53 NO Call... Add to Order
GND326.1U 230 53 YES Call... Add to Order
GGD226.1U 115 142 YES Call... Add to Order
GGD326.1U 230 142 YES Call... Add to Order
GGD126.1U 24 142 YES Call... Add to Order

Electronic Fusible Links

Part # Temp  
ASK79.165 165f Call... Add to Order
ASK79.212 212f Call... Add to Order
ASK79.250 250f Call... Add to Order
ASK79.350 350f Call... Add to Order