NPB

NPB-SA
It brings power supply, compressed air feed and suction lines to the work area. It features two shelves for storing small tools required for the job. The electronic board's display has three selections: “O”; “I”; automatic”
- Selecting "O", the suction is switched off
- Selecting "I", suction is started, provided that the air lock is open (manual opening)
- Selecting "automatic", the electronic board automatically detects the use of an electric or pneumatic tool and starts the suction unit using a low voltage signal, provided that the suction lock is open (manual opening). The shutdown is automatic, delayed.

NPB-A
It brings power supply, compressed air feed and suction lines to the work area. It features two shelves for storing small tools required for the job. The control panel has three selections: “O”; “I”; automatic”
- Selecting "O", the suction is switched off
- Selecting "I", the suction lock is opened by means of a pneumatic actuator and suction is started.
- Selecting "automatic", the electronic board detects the use of an electric or pneumatic tool; automatically opens the suction lock by means of a pneumatic actuator and starts the suction unit through a low voltage signal. The shutdown is automatic, delayed.

Common technical specifications:

• 2 compressed air governors with pressure gauge
• 2 suction inlets with air lock opening and microswitch
• 2 support hooks for sanding machine and tubes