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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

............................................................................................................... AC 16...72 V / DC 9.6...94 V

Frequency range U

...................................................................................................................................... 42...460 Hz

RCMA423-D-2:

Supply voltage U

............................................................................................................................... AC/DC 70...300 V

Frequency range U

...................................................................................................................................... 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)*