ABB Relion 670 Series Technical Reference Manual page 550

Section 8
Voltage protection
8.5.3
8.5.4
544
Function block
VDCPTOV (60)
V3P1* TRIP
V3P2* PICKUP
BLOCK ALARM
V1LOW
V2LOW
VDIFF_A
VDIFF_B
VDIFF_C
ANSI06000528-2-en.vsd
ANSI06000528 V2 EN
Figure 278: VDCPTOV (60) function block
Input and output signals
Table 275: VDCPTOV (60) Input signals
Name Type
V3P1 GROUP
SIGNAL
V3P2 GROUP
SIGNAL
BLOCK BOOLEAN
Table 276: VDCPTOV (60) Output signals
Name Type
TRIP BOOLEAN
PICKUP BOOLEAN
ALARM BOOLEAN
V1LOW BOOLEAN
V2LOW BOOLEAN
VDIFF_A REAL
VDIFF_B REAL
VDIFF_C REAL
Default Description
- Bus voltage
- Capacitor voltage
0 Block of function
Description
Voltage differential protection operated
Pickup of voltage differential protection
Voltage differential protection alarm
Loss of V1 voltage
Loss of V2 voltage
Differential Voltage phase A
Differential Voltage phase B
Differential Voltage phase C
1MRK505222-UUS C
Technical reference manual