ABB RELION REX640, Техническое руководство, Страница: 898 / 1960

OEPVPH Output signals
Table 845: OEPVPH Output signals
Name Type Description
OPERATE BOOLEAN Operated
START BOOLEAN Started
BLK_RESTART BOOLEAN Signal for blocking reconnec-
tion of an overheated ma-
chine
COOL_ACTIVE BOOLEAN Signal to indicate machine is
in cooling process
4.5.7.9 OEPVPH Settings
Table 846: OEPVPH Group settings (Basic)
Parameter Values (Range) Unit Step Default Description
Start value 100...200 % 1 100 Over excitation
start value
Operating curve
type
5=ANSI Def. Time
15=IEC Def. Time
17=OvExt IDMT Crv1
18=OvExt IDMT
Crv2
19=OvExt IDMT
Crv3
20=OvExt IDMT
Crv4
15=IEC Def. Time Selection of time
delay curve type
Time multiplier 0.1...100.0 0.1 3.0 Time multiplier
for Overexcitation
IDMT curves
Operate delay time 200...200000 ms 10 500 Operate delay time
in definite- time
mode
Table 847: OEPVPH Non group settings (Basic)
Parameter Values (Range) Unit Step Default Description
Operation
1=on
5=off
1=on Operation Mode
Off / On
Cooling time 5...10000 s 1 600 Time required to
cool the machine
Constant delay 100...120000 ms 10 800 Parameter constant
delay
Maximum operate
time
500000...10000000 ms 10 1000000 Maximum operate
time for IDMT
curves
Voltage selection
1=phase-to-earth
2=phase-to-phase
3=pos sequence
3=pos sequence Selection of
phase / phase-to-
phase / pos se-
quence voltages
Phase selection
1=A or AB
2=B or BC
3=C or CA
1=A or AB Parameter for
phase selection
Table continues on the next page
Protection functions 1MRS759142 F
898 REX640
Technical Manual