Circutor CVMk2 Series Manuale Utente Scaricare il pdf (Pagina 144)

144

CVM

MAINTENANCE / CALIBRATION

10. FEATURES

10.2. TECHNICAL FEATURES

10.1. STANDARDS

- CE Marking

- CAT III - 300 / 520 Vac in accordance with EN-61010 Standard.

- Protected against electrical shock by class II double insulation.

- Mounted on the DIN 46227 rail in accordance with EN50022 Standard.

- Energy accuracy according IEC 62053-22

VOLTAGE INPUTS

Minimum measurable voltage 10 V a.c

Measuring range

from 5 to 120% of Un for Un = 300 V a.c. (f-N)

from 5 to 120% of Un for Un = 520 V a.c (f-f)

Frequency 45…65 Hz

Maximum measured voltage 360 Vac

Acceptable overvoltage 750 Vac

Consumption < 0.6 V•A

CURRENT INPUTS

Minimum measurable current 40 mA

Measuring range from 1 to 120% of In for In = 5 A

Secondary for the TCs (In) 1 or 5 A

Primary current measured Programmable < 30.000 A

Acceptable overload 6 A continuous, 100 A t<1 s

Consumption for (.../5 and .../1) < 0.45 V•A

AUXILIARY POWER SUPPLY

Power supply

85 to 265 Vac (50-60 Hz) (consumption < 30 V·A)

100 to 300 Vdc (consumption < 25 W)

DIGITAL INPUTS

Use voltage 24 V d.c. ± 20%

Minimum signal width 40 ms

Consumption (each input) < 0.5 W

DIGITAL PULSE OUTPUTS

Type: Optocoupler

Voltage 150 VDC / 250 VAC

Current 100 mA

Maximum power (per output) 0.8 W

Máximum Ron

35 Ω

RELAY OUTPUTS

Nominal Voltage 230 VAC / 125 VDC

Nominal Current 6 AAC / 1,5 ADC

Máximum load VAC 250 VAC / 6 AAC

Máximum load VDC 30 VDC / 6 ADC

Mínimum load 1 VAC / 1mA

ANALOGUE OUTPUT

Scale from 0 …. 20 mA or 4 ... 20 mA

Maximum acceptable charge 300 Ω

Response time < 2 s

1 2 ... 139 140 141 142 143 144 145 146 147 148 149 150 151 152

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