Signals; Settings - ABB RELION REX640 Technical Manual

1MRS759142 C
4.3.8.9
4.3.8.10
Table 655: MHZPDIF Group settings (Basic)
Parameter Values (Range)
Operate value
Minimum operate time
Table 656: MHZPDIF Non group settings (Basic)
Parameter Values (Range)
Operation
Table 657: MHZPDIF Non group settings (Advanced)
Parameter Values (Range)
Reset delay time
REX640
Technical Manual
The sensitivity of the protection can be re-calculated taking into account the leakage
current through the varistor as per
I 1000 0 020 .
(
= ⋅
prim
GUID-59E56BFE-FD64-493B-96F0-0F412D1B4F62 V1 EN

Signals

Table 653: MHZPDIF Input signals
Name
I3P
BLOCK
Table 654: MHZPDIF Output signals
Name
OPERATE
START

Settings

Unit
0.5...50.0 %In
20...300000 ms
Unit
1=on
5=off
Unit
0...60000 ms
Equation
A 2 0 0085 . A 0 002 . A
+ ⋅ +
Type Default Description
SIGNAL -
BOOLEAN 0=False
Type Description
BOOLEAN
BOOLEAN
Step Default
0.1 0.5
10 20
Step Default
1=on
Step Default
1 0
Protection functions
170.
39 A
)
≈
Three-phase currents
Block signal for activating the blocking mode
Operate
Start
Description
Operate value, percentage of the nominal
current
Minimum operate time
Description
Operation Off / On
Description
Reset delay time
Section 4
(Equation 188)
733