Table 65. Sequence voltage measurement (VSMSQI)
Characteristic Value
Operation accuracy Depending on the frequency of the voltage measured: f
n
±2 Hz
At voltages in range 0.01…1.15 × U
n
±1.0% or ±0.002 × U
n
Suppression of harmonics DFT: -50 dB at f = n × f
n
, where n = 2, 3, 4, 5,…
Table 66. Three-phase power and energy measurement (PEMMXU)
Characteristic Value
Operation accuracy At all three currents in range 0.10…1.20 × I
n
At all three voltages in range 0.50…1.15 × U
n
At the frequency f
n
±1 Hz
±1.5% for apparent power S
±1.5% for active power P and active energy
1)
±1.5% for reactive power Q and reactive energy
2)
±0.015 for power factor
Suppression of harmonics DFT: -50 dB at f = n × f
n
, where n = 2, 3, 4, 5,…
1) |PF| >0.5 which equals |cosφ| >0.5
2) |PF| <0.86 which equals |sinφ| >0.5
Table 67. RTD/mA measurement (XRGGIO130)
Description
Value
RTD inputs Supported RTD sensors 100 Ω platinum
250 Ω platinum
100 Ω nickel
120 Ω nickel
250 Ω nickel
10 Ω copper
TCR 0.00385 (DIN 43760)
TCR 0.00385
TCR 0.00618 (DIN 43760)
TCR 0.00618
TCR 0.00618
TCR 0.00427
Supported resistance range 0...2 kΩ
Maximum lead resistance (three-
wire measurement) 25 Ω per lead
Isolation 2 kV (inputs to protective earth)
Response time <4 s
RTD/resistance sensing current Maximum 0.33 mA rms
Operation accuracy Resistance Temperature
± 2.0% or ±1 Ω ±1°C
10 Ω copper: ±2°C
mA inputs Supported current range 0…20 mA
Current input impedance 44 Ω ± 0.1%
Operation accuracy ±0.5% or ±0.01 mA
Table 68. Frequency measurement (FMMXU)
Characteristic
Value
Operation accuracy ±5 mHz
(in measurement range 35...75 Hz)
Transformer Protection and Control
1MRS756891 M
Product version: 5.0 FP1
ABB 49
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