3-Phase air Pressure Switch
Product Description
|
The LF18 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
|
Unloader Valve
|
Min ON (Cut-In)(Bar)
|
Max Off
(Cut-Out) (Bar)
|
Differential
(Bar)
|
Factory Setting (Bar)
|
Electrical Rating
|
Pipe Fittings
|
Contact Arrangement |
Current
|
Voltage
|
LF18-1
|
0
|
2.0
|
8.0
|
1.0-3.0
|
3.8-5.0
|
16A
|
400V
|
G1/4" or G1/2" Femle
|
N.C.
|
LF18-1U
|
1
|
2.0
|
8.0
|
1.2-3.5
|
3.6-5.0
|
16A
|
400V
|
G1/4" or G1/2" Femle
|
N.C.
|
LF18-2
|
0
|
3.0
|
11.0
|
1.2-3.0
|
5.5-7.0
|
16A
|
400V
|
G1/4" or G1/2" Femle
|
N.C.
|
LF18-2U
|
1
|
3.0
|
11.0
|
1.4-4.0
|
5.3-7.0
|
16A
|
400V
|
G1/4" or G1/2" Femle
|
N.C.
|
LF18-3
|
0
|
4.0
|
16.0
|
1.4-4.0
|
8.0-10.0
|
16A
|
400V
|
G1/4" or G1/2" Femle
|
N.C.
|
LF18-3U
|
1
|
4.0
|
16.0
|
2.0-4.4
|
7.8-10.0
|
16A
|
400V
|
G1/4" or G1/2" Femle
|
N.C.
|
|
|
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