Gear pump units for single-line centralized lubrication systems
7
1-1202-US
MFE5 gear pump unit
with 3 or 6-liter metal reservoir
6
26
9
19
128
Return G1/2
with screw plug
220
256
110
M14x1.5
0
13.4
19
149
170
ø7
4 counterbores
for fixing bolts
DIN 912-M6
WS
P
!
"
MFE5-BW3-2
167
142
140
43
222
370
M14×1.5
1)
P
WS
ø9 (4×)
300
MFE5-BW7
1
) Port tapped for solderless tube
connection, for 8 mm diam. tube
2
) Connection for cable
7 to 9 mm diam.
3
) Connection for cable
4 to 11 mm diam.
1
) Port tapped for solderless tube
connection, for 8 mm diam. tube
Flow
Reservoir
Reservoir
Order
No.
rate
capacity
material
without
Order No.
[l/min]
[l]
float
switch
MFE5-BW3-2
0.5
3
die-cast
aluminum
MFE5-B3-2
MFE5-BW7
0.5 6
sheet
steel
MFE5-B7
Technical data
Float switch (WS)
for monitoring of minimum oil level
Type of contact . . . . . . 1 changeover
Max. switching voltage . . 230 V AC / 230 V DC
Max. switching current . . 1.0 A
Max. switching capacity . . 60 VA / 40 W
4
)
Type of enclosure . . . . . IP 65
Temperature range . . . . – 10 °C to + 60 °C
4
) Take appropriate measures to protect contacts
when switching inductive loads.
See page 5 for further technical details.
B
?
C
A
Hydraulic layout for MFE5-BW3-2
Max. 230
V
AC
> Minimu
m
= Minimu
m
PE
DIN EN 175301-803-A
Circuit diagram WS
Function – float switch (WS)
When the oil drops to a minimum level, contact 1 – 2 opens and
contact 1 – 3 closes.
With plug-type connector to DIN EN 175301-803-A
Depicted: full reservoir
