
7
Emergency On Call Service: Local representative (http://www.eaton.com/moeller/aftersales) or +49 (0) 180 5 223822 (de,en)
V Function
diagrams
a) ON-delayed over- and undervoltage
monitoring, 1 x 2 c/o contacts
b) OFF-delayed over- and undervoltage
monitoring, 1 x 2 c/o contacts
25-26
25-28
L1, L2, L3
15-16
15-18
> U
> U - 5 %
< U + 5 %
< U
ts
<tv
<tv
tv
2CDC 252 091 F0207
F1: red LED
F2: red LED
R/T: yellow LED
Measuring value
t
s
= start-up delay fixed 200 ms
t
v
= adjustable tripping delay
L1, L2, L3
15-16
15-18
L1, L2, L3 L1, L2
L3
ts
tv
tv
<tv
25-26
25-28
2CDC 252 092 F0207
F1: red LED
F2: red LED
R/T: yellow LED
Measuring value
Unbalance
Unbalance -Hyst.
UnbHyst.
Unbalance
t
s
= start-up delay fixed 200 ms
t
v
= adjustable tripping delay
e) ON-delayed
phase unbalance monitoring
25-26
25-28
L1, L2, L3
15-16
15-18
ts
<tv
<tv
tv
L1, L2, L3 L1, L2
L3
2CDC 252 093 F0207
F1: red LED
F2: red LED
R/T: yellow LED
Measuring value
Unbalance
Unbalance -Hyst.
UnbHyst.
Unbalance
t
s
= start-up delay fixed 200 ms
t
v
= adjustable tripping delay
f) OFF-delayed
phase unbalance monitoring
25-26
25-28
L1, L2, L3
15-16
15-18
L1, L2, L3
L1, L2, L3
L1, L2, L3
L1, L2, L3
L1, L3, L2
L1, L2
L1
L3
L2, L3
t
s
2CDC 252 094 F0207
F1: red LED
F2: red LED
R/T: yellow LED
Measuring value
t
s
= start-up delay fixed 200 ms
g) Phase sequence and phase failure monitoring
L1, L2, L3
15-16
15-18
25-26
25-28
> U
> U - 5 %
< U + 5 %
< U
ts
tv
tv
<tv
2CDC 252 006 F0207
F1: red LED
F2: red LED
R/T: yellow LED
Measuring value
t
s
= start-up delay fixed 200 ms
t
v
= adjustable tripping delay
c) ON-delayed over- and undervoltage
monitoring, 2 x 1 c/o contact
d) OFF-delayed over- and undervoltage
monitoring, 2 x 1 c/o contact
L1, L2, L3
15-16
15-18
25-26
25-28
> U
> U - 5 %
< U + 5 %
< U
ts
<tv
<tv
tv
2CDC 252 007 F0207
F1: red LED
F2: red LED
R/T: yellow LED
Measuring value
t
s
= start-up delay fixed 200 ms
t
v
= adjustable tripping delay
L1, L2, L3
15-16
15-18
> U
> U - 5 %
< U + 5 %
< U
ts
tv
tv
<tv
25-26
25-28
2CDC 252 090 F0207
F1: red LED
F2: red LED
R/T: yellow LED
Measuring value
t
s
= start-up delay fixed 200 ms
t
v
= adjustable tripping delay