Circutor QNA-P Series Bedienungsanleitung PDF herunterladen (Seite 27)

Page no. 26

9.- TECHNICAL FEATURES.

Power supply:

Supply voltage: Independent from Measurement 63 – 520 V AC.

Frequency: 50...60 Hz.

Consumption: 16 W

Operating temperature: 0...50 ºC

Auxiliary power supply:

Battery: Ni-M-H

Independent operating life: 4 h continuous working

(For soft

this cannot exceed a time of 1 hour to extend battery life)

Voltage measurement:

Measurement Circuit: 3 or 4 wire configuration (Using external connection)

Measurement range: 0 to 500 V AC. (between phase and common).

Connection for 4 wire systems: 0 to 550 V AC. (phase-neutral).

0 to 952 V AC. (between phases).

Connection for 3 wire systems: 0 to 550 V AC. (between phases).

Changing the scale : Automatic.

Other voltages : Via measurement transformers.

Frequency :

42.5 - 57.5 for 50Hz

51 - 69 for 60Hz.

Current measurement:

Measurement range : ... /5A (according to transformers used).

Maximum current : 1.2 In.

Changing the scale : Automatic.

Accuracy:

Voltage: 0.1 % of nominal. (Class A according to IEC 61000-4-30)

Current: 0.1 % of nominal. (Class A according to IEC 61000-4-30)

Power: 0.2 % of nominal

Unbalance: ± 0.15% (Class A as per IEC 1000-4-30)

Flicker: <5% as per IEC 61000-4-15 (Class A according to IEC 61000-4-30)

Harmonics: Class I as per IEC 61000-4-7 (Class A according to IEC 61000-4-30)

Accuracy given with the following measuring conditions:

- Exclusion on errors made by voltage transformers.

- Temperature range : 5 to 45 ºC.

- Measurement margin : between 5 % and 100 %.

Memory:

Memory size: 4 Mbytes.

Memory Configuration: Rotating.

Default Maximum STD

(Value Calculated – Not configurable)

Time of recording STD file (*)

34 days 5 hours 92 days 2 hours

EVE file

1365 682**

Number of recordings

EVQ file

2554 2042**

Size of H24 file (in Kb)

264 (33 days) 8 (1 day)**

(*) The STD file has been calculated with a recording period of 10 minutes and the

variables as a default for the STD file.

(**) Minimum configurable values.

Processor:

Sampling frequency : 5120 k samples/second for each channel (6 channels).

Converter : 16 bits (Sigma delta).

1 2 ... 22 23 24 25 26 27 28 29 30 31 32 ... 35 36

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