Inaccuracy:
- V/Hz
±1.0 %
Operation time
Definite time function operating time setting
0.00…1800.00 s, setting step 0.005 s
Inaccuracy:
- Definite time (VHZ
M
/VHZ
SET
ratio 1.05)
±1.0 % or ±25 ms
Instant operation time
Start time and instant operation time (trip):
- VHZ
M
/VHZ
SET
ratio 1.05)
<40 ms
Reset
Reset ratio
97 % of the pick-up setting
Reset time setting
Inaccuracy: Reset time
0.000…150.000 s, step 0.005 s
±1.0 % or ±25 ms
Instant reset time and start-up reset
<40 ms
No
Notte!
e!
• Mea
Measur
surement
ement: Volts-per-hertz protection checks the highest line-to-line voltage. The used
sampling mode for frequency must be "Tracking".
9.2.1.15 Transformer status monitoring
Table. 9.2.1.15 - 283. Technical data for the transformer status monitoring function.
Features
Control scale
Common transformer data settings for all functions in the transformer module, the protection logic, the
HMI and the I/O.
Settings
Transformer application nominal data
Other features
Status hours counters (normal load, overload, high overload)
Transformer status signals
Transformer data for functions
Outputs
Light/no load
I
M
< 0.2 × I
N
Inrush HV side
detected
I
M
< 0.2 × I
N
→
I
M
>1.3 × I
N
Inrush LV side
detected
I
M
< 0.2 × I
N
→
I
M
>1.3 × I
N
Load normal
I
M
> 0.2 × I
N
… I
M
<1.0 × I
N
Overloading
I
M
> 1.0 × I
N
… I
M
<1.3 × I
N
High overload
I
M
> 1.3× I
N
Inaccuracy
Current detection
±3 % of the set pick-up value > 0.5 × I
N
setting. 5 mA < 0.5 × I
N
setting
Detection time
±0.5 % or ±10 ms
9.2.1.16 Arc fault protection (IArc>/I0Arc>; 50Arc/50NArc) (optional)
Table. 9.2.1.16 - 284. Technical data for the arc fault protection function.
Measurement inputs
A
AQ
Q-T215
-T215
Instruction manual
Version: 2.04
400
