To deal with the emergency, ningbo gdoor gra21 can add panic breakout function for the evacuation. Gra21 two wing revolving door adopt high quality sliding door operator to guarantee the large opening width. Gra21 two wing automatic revolving door is designed for large entrances of commercial complex, conference centers, hotels and other places. And the security glasses ensure the high strength of the door body and achieves safety and reliability of super large revolving doors. Specifications 1. Inner diameter: 3000 mm, 3200 mm, 3400 mm, 3600 mm, 3800 mm 2. Outer diameter: 3024 mm, 3404 mm, 3604 mm, 3804 mm, 4004 mm 3. Total height: 2700 mm, 2700 mm, 2700 mm, 2700 mm, 2700 mm 4. Clear height : 2400 mm, 2400 mm, 2400 mm, 2400 mm, 2400 mm 5. Canopy height : 300 mm, 300 mm, 300 mm, 300 mm, 300 mm 6. Opening width: 1302 mm, 1402 mm, 1502 mm, 1602 mm, 1702 mm 7. Opening width of sliding door:1262 mm, 1362 mm, 1462 mm, 1562 mm, 1662 mm Technical data 1. Power supply : 220 v/ac ± 10%, 50 hz 2. Sliding door drive unit : 100 w 3. Revolving door drive unit : 370 w x 2 4. High speed adjustment range(revolving door) : 1~4r.P.M. 5. Low speed adjustment range(revolving door) : 0.5~2.5 r.P.M Security functions 1. Anti-squeeze function 2. Anti-strike function 3. Force-sensitive control 4. Drum wall load-bearing structure 5. Emergency stop 6. Handicap function 7. Torque control function 8. Safety relay 9. Panic breakout 10. Led panel