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SAFETY SUMMARY & CONTROL DEVICE SETTING
11 SAFETY SUMMARY & CONTROL DEVICE SETTING
Protection:
•
Low water pressure switch (LWPS).
•
This switch cuts out the operation of the WEH when the water pressure inside hydraulic circuit is below than 1 bar.
•
Thermostat cut-out.
•
This switch cut out the operation on the WEH when the water temperature inside WEH exceed 85ºC
Low Water Pressure Switch (LWPS)
Resistances hole fixing flare nut
8
PMML0199A rev.4 - 12/2016
Model
Cut-Out
Max. working pressure
Thermostat
Cut-Out
Contactors
Current
Voltage
Coil Voltaje
Heating resistances
Electric Power (3 resistances)
Voltage
Ø
Specific heat load
Material
Resistance cord
UNITS
WEH-6E
Automatic Reset
MPa
<0.1
MPa
0.5
Manual Reset
ºC
85
A
20 (AC1)
V
230V
V
207~253V
kW
2.0 (x3)
V
230 V
mm
8
"G
2 (brass)
W/cm2
8
AISI-316L
Ni-Cr 80/20 Ø 0.45mm
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