Ningbo gdoor four-wing automatic revolving doors successfully satisfy various requirements of customers and architects. The doors are suitable for entrances of hospitals, conference centers, exhibitions, office buildings and so on. And the speed control function also ensures the safe operation of the revolving door. Operation features 1. Go/stop working mode 2. Remote control function 3. Continuous working mode Security functions 1. Anti-squeeze 2. Anti-strike 3. Force-sensitive control 4. Torque control 5. Panic breakout system 6. Handicap 7. Night security door 8. Special load-bearing structure 9. Vertical/horizontal safety switch Technical data 1. Power supply : 220 vac±10%, 50 hz 2. Rated current :12 vac, 50 hz 3. Rated power : 600 w 4. Down lights : 400 w 5. High speed adjustment range(revolving door) : 1~4 r.P.M. 6. Low speed adjustment range(revolving door) : 0.5~1.5 r.P.M. 7. Ambient temperature : - 30~45 degree 8. Max relative humidity : 90%. 9. Total weight :