Operating Controls - ABB CM-UFD.M21 Kurzanleitung

English
- NA-protection according to VDE-AR-N 4105, generating plants at the low voltage grid
- for use in generating plants at the medium voltage grid according to BDEW
- with selectable vector shift detection
- New since firmware 0-03: Standby mode, optimized for use with generators, automatic
restarts after a failure in the feedback loop

Operating controls

Test button
Press
shortly
LEDs Frequency / voltage, above / below threshold (red)
AL
ON, or
8 8
AL
Flashing,
8
LED Vector shift (Δ φ , red)
AL
ON,
8 8
AL
Flashing,
8
LEDs Relay status (yellow)
OFF Relays de-energized
ON Relays energized
Digital display 4-digit (red)
Depending on program, display of current voltage, frequency, vector shift, average value
Display of alarm message
Display of error with error code e.g.
LED Time (yellow)
ON A time is displayed
Backmost decimal point (red)
OFF Display mode
ON Menu mode
Flashing Configuration mode
Set / Reset button
Press shortly
Press for > 2 s
Press for > 4 s
Press for > 10 s
Document no. 1SVC 510 810 M0000 A4
Output relays de-energize immediately. If Y1+Y2 are connected and the feedback
signal is activated, the tripping time is displayed as long as no button is actuated
AL M
Above / below threshold
8 8
AL M
or OFF-delay
8 8 8
Threshold value for vector shift exceeded
dof
OFF-delay
8 8
AL
,
8 8
(in display mode, normal state)
Display of next measured value / alarm counter
Reset, quit error messages
Display of program, e.g.
Display of firmware version, e.g.
dof
active
8 8
active
8
aL M
8 8
Err9
8 8
Pr 1
8 8
9 / 16
0-03
8 8