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Motor-protective system ZEV
6
11/01 AWB2300-1433GB
System overview
Figure 1 :
Basic electronic motor-protective relay unit ZEV
a
Power supply
b
Freely configurable auxiliary switches
c
Terminals for connecting an external core-balance transformer
d
Terminals for connecting a thermistor
e
Up/Down adjusting buttons
f
Mode selector button
g
1 NO + 1 NC contact for overload and thermistor tripping
h
Grounding terminal
i
Reset/Test button
j
Display
k
Terminal for connecting a remote or automatic reset contact
a b
c
d
e
f
g
h
i
j
k