Supervision Functions; Circuit-Breaker Condition Monitoring; Current Circuit Supervision; Runtime Counter For Machines And Devices - ABB REG615 Product Manual

Generator and Interconnection Protection
REG615
Product version: 5.0 FP1

Supervision functions

Table 94. Circuit-breaker condition monitoring (SSCBR)
Characteristic
Current measuring accuracy
Operate time accuracy
Travelling time measurement
Table 95. Current circuit supervision (CCSPVC)
Characteristic
1)
Operate time
1) Including the delay of the output contact
Table 96. Current circuit supervision (CCSPVC) main settings
Parameter
Start value
Max operate current
Table 97. Fuse failure supervision (SEQSPVC)
Characteristic
Operate time 1)
1) Includes the delay of the signal output contact, f
measurements
Table 98. Runtime counter for machines and devices (MDSOPT)
Description
Motor runtime measurement accuracy
1) Of the reading, for a stand-alone relay, without time synchronization
ABB
Function
CCSPVC
CCSPVC
NPS function
Delta function
= 50 Hz, fault voltage with nominal frequency injected from random phase angle, results based on statistical distribution of 1000
n
1)
Value
±1.5% or ±0.002 × I
n
(at currents in the range of 0.1...10 × I
±5.0%
(at currents in the range of 10...40 × I
±1.0% of the set value or ±20 ms
+10 ms / -0 ms
Value
<30 ms
Value (Range)
0.05...0.20 × I
n
1.00...5.00 × I
n
Value
U = 1.1 × set Neg Seq voltage
Fault
Lev
U = 5.0 × set Neg Seq voltage
Fault
Lev
ΔU = 1.1 × set Voltage change rate <30 ms
Voltage change rate <24 ms
ΔU = 2.0 × set
Value
±0.5%
1MRS758279 B
)
n
)
n
Step
0.01
0.01
<33 ms
<18 ms
57