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Pressure Switches
Pressure switches with main contacts
2010 CA08103002Z-EN
www.eaton.comMCSN
3/31
MCSNPressure switcheswithmaincontacts
Make and break pressure:
Separately
infinitely adjustable.
Pressures can be set to any point within
the area of the pressure diagram for the
appropriate switch.
Max.
operating
pressure
Part no.
Article no.
Price
Seeprice
list
Std.
pack
Notes
bar
Pressure switches with main contacts IP65, 3 pole
Min. switching differential: 0.6 bar
Example:
Cut-out pressure 3.3 bar
Cut-in pressure 2.2 bar
Variable
switching
differential
7
MCSN4
057679
1 off
Features:
• With terminal cover as standard
• 1 insulated protective wire terminal
• 1 insulated N terminal
• 2 cable entry knockouts for M20,
without cable gland
• IP65 in conjunction with V-M20
cable gland
• Pressure pipe flange R ½”
• Please enquire: Pressure pipe flange
R ¼”
• Neoprene diaphragm
R ¼” corresponds to G ¼
R ½” corresponds to G ½ to ISO 228-1
For use as a motor load switch to
IEC/EN 60947-4-1 for:
Three-phase current AC-3
Single-phase current
Direct current DC-3
For use as control switch:
Factory setting of cut-in and cut-out
pressure via type suffix: ￫Page 3/33
With relief
valve
for 6 mm
compres-
sion fitting
7
MCSN4-V
062425
Min. switching differential: 1.4 bar
Example:
Cut-out pressure 8.5 bar
Cut-in pressure 4.5 bar
Variable
switching
differential
15
MCSN11
029203
With relief
valve
for 6 mm
compres-
sion fitting
15
MCSN11-V
033949
Min. switching differential: 2.4 bar
Example:
Cut-out pressure 14.5 bar
Cut-in pressure 7.5 bar
Variable
switching
differential
25
MCSN16
038695
With relief
valve
for 6 mm
compres-
sion fitting
25
MCSN16-V
043441
Min. switching differential: 3.0 bar
Example:
Cut-out pressure 17.5 bar
Cut-in pressure 7.8 bar
Variable
switching
differential
25
MCSN22
048187
With relief
valve
for 6 mm
compres-
sion fitting
25
MCSN22-V
052933
0
0,9
0
3,8
0,3
1
2
3
4
1
2
3
4
2,7
1
P
2 4
3 5
6
4,5
4,5
bar
bar
P
min
P
max
P
N
1 3 5
>
2 4 6
M
3
>
M
1
1 3 5
N
P
2 4 6
N
>
M_
P
2 4 6
1 3 5
>
K
H
1 3 5
2 4 6
N
P
0
1,9
0
11
9,4
0,5
6,0
5,1
2 4 6 8 10
2
4
6
8
10
11
1
P
2 4
3 5
6
bar
bar
P
min
P
max
16
13.1
8.0
0 0.7
0 2 4 6 8 10 12 14
2
4
6
8
10
12
14
3.1
7.5
16
1
P
2 4
3 5
6
bar
bar
P
min
P
max
22
18.5
0
0.9
0
11.0
2 4 6 8 10 12 14 18 20
20
2
4
6
8
10
12
14
16
18
16
3.9 9.1
22
1
P
2 4
3 5
6
bar
bar
P
min
P
max
HPL03031EN