Bender RCMA423 - Technical Data; Data in Tabular Form

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TGH1442en/06.2012
6. Technical data
6.1 Data in tabular form
( )* = factory setting
Insulation coordination acc. to IEC 60664-1 / IEC 60664-3
Rated insulation voltage ....................................................................................................................................... 250 V
Rated impulse voltage/pollution degree........................................................................................................2.5 kV / III
Protective separation (reinforced insulation) between: .................................................................................................
..................................................................................... (A1, A2) - (k/l/T/–/GND/+, T/R) - (11, 12, 14) - (21, 22, 24)
Voltage test according to IEC 61010-1............................................................................................................... 2.21 kV
Supply voltage
RCMA423-D-1:
Supply voltage U
s
............................................................................................................... AC 16...72 V / DC 9.6...94 V
Frequency range U
s
...................................................................................................................................... 42...460 Hz
RCMA423-D-2:
Supply voltage U
s
............................................................................................................................... AC/DC 70...300 V
Frequency range U
s
...................................................................................................................................... 42...460 Hz
Power consumption ......................................................................................................................................... ≤ 6.5 VA
Measuring circuit
External measuring current transformer ................................... W20AB, W35AB, W60AB, W120AB, W210AB series
Rated insulation voltage (measuring current transformer) .................................................................................800 V
Operating characteristic acc. to IEC 62020 and IEC/TR 60755 ........................................................................... Type B
Rated frequency............................................................................................................................................ 0...2000 Hz
Measuring range AC/DC ................................................................................................................................ 3 mA...6 A
Relative uncertainty for f ≤ 2 Hz or ≥ 16 Hz .................................................................................................. 0...-35 %
Relative uncertainty for f >2 Hz...<16 Hz ......................................................................................... -35 %...+100 %
Operating uncertainty........................................................................................................................................ 0...35%
Response values
Rated residual operating current I
Δn1
(prewarning, AL1) .............................................. 50...100 % of I
Δn2
(50 %)*
Rated residual operating current I
Δn2
(alarm, AL2) ................................................................. 30 mA...3 A (30 mA)*