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FB18 pressure switches are used to regulate the tank pressure between two preset values on 3 phase electrically driven air compressors. They are available with an unloader valve, which prevents compressors from starting under load, and it is available with an On-Off knob for manual cut off the compressor
MODEL | Min On | Max Off | Differential | Factory Setting (Bar) | Electrical Rating | Pipe Fittings | Contact Arrangement | |
Current | Voltage | |||||||
FB18-1 | 2.0 | 8.0 | 1.2-3.5 | 3.6-5.0 | 16A | 400V | G1/4" or G1/2" Femle | N.C. |
FB18-2 | 3.0 | 11.0 | 1.2-3.0 | 5.5-7.0 | 16A | 400V | G1/4" or G1/2" Femle | N.C. |
FB18-3 | 4.0 | 16.0 | 1.4-4.0 | 8.0-10.0 | 16A | 400V | G1/4" or G1/2" Femle | N.C. |