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LF12
is three phase pressure switch, used for air compressor and water pump to
regulate pressure between two preset values. It is available with an unloader
value, which prevents compressor from starting under load and an On-Off knob
for manual cut off the compressor or pump. A four port manifold style is
available, which makes easy mounting of other parts for air compressor, like
valve and gauge. LF12 is available with thermal relay for overload
protection.The relay will cut off the motor power timely to prevent the motor
from burning when motor is overloaded.
Specification
Model
Operating
Pressure Range
Differential
Factory
Setting
Electrical
Rating
Contact
Arrangement
Connection
LF12
1-6bar
0.7-2bar
2-3bar
Single phase 120VAC/10A ;230VAC/10A
500VAC/9A;690VAC/4.5A;690VAC/6.5A
NC
G1/2 or NPT1/2 or R1/2 Female
3-11bar
1.5-3.5bar
6-8bar
6-16bar
2-7bar
9-12bar
5-25bar
3-8bar
16-20bar
12-35bar
3-8bar
25-30bar
Three phase 120VAC/10A ;230VAC/10A;400VAC/7.5A;400VAC/11A;500VAC/6A;
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