PRL - приоритетный вызов
субкод L When a priority call is registered, the first available priority service car is allocated to the call; this is, the elevator is disconnected from the group, the elevator will not serve any other landing calls and will not accept any new car calls but will serve all existing car calls before travelling non-stop directly to the floor where the priority call has been registered.
субкод H When a priority call is registered, the closest available priority service car is allocated to the call; this is, the elevator is disconnected from the group and if the elevator is travelling towards the priority call, it will ignore all landing and car calls and only stop when reaching the priority floor; if the elevator is travelling into the opposite direction, it will stop at the nearest possible landing and it will open the doors, if allowed. A buzzer in the car will indicate to the passengers to leave the car. After closing its doors, the elevator reverses its direction, starts non-stop travel to the required floor and shuts off the buzzer.
субкод О After stopping for the nearest car call, the car will automatically return to normal group control service.
субкод A During priority drive, the car will accept, and respond to more than one car call for the same direction of travel before returning to normal group operation.
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