Technical Data CALPORT 300
Auxiliary voltage: 86 ... 264 V, 47 ... 65 Hz Power consumption: approx. 40 VA
Housing: Hard plastic housing
Dimensions: W 450 x H 180 x D 300 mm
Weight: approx. 7 kg
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measuring results:
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Ambient temperature:
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-10°C ... +60°C
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Temp. Coefficient:
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£ 0.0025 % / °C
£ 0.0050 % / °C
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0°C ... +40°C
-10°C ... +60°C
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Frequency range of the
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45 ... 66 Hz
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measured quantities:
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Influence of external magnetic fields
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£ 0.15 % / mT
£ 0.07 % / 0.5 mT
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Influence of auxiliary
£ 0.005 % at 10 % variation voltage on the
Power measurement (P, S, Q)
Power measurement per phase on range 30 ... 480 V The accuracy of the power is related to apparent power Measurement error direct (40 mA … 120 A):
Active power P: E £ ± 0.05 % Reactive power Q: E £ ± 0.05 % Apparent power S: E £ ± 0.05 % Longterm Drift (PQS): £ 0.015 % / Year
Measurement error with electronically compensated clip-on CT’s (50 mA … 100 A):
Active, Reactive, E £ ± 0.2 % 500 mA ... 100 A
Apparent power P, Q, S: of the measured value
E £ ± 0.5 % 50 mA ... 499 mA
of the measurement range final value Display range: 6-digit for each measuring point Power factor measurement (PF)
Current measurement (I)
Direct
Current range: 1 mA ... 120 A
Range: 1 mA ... 40 mA a = 3000
40 mA ... 120 mA a = 1000
120 mA ... 400 mA a = 300
PF = P
S
Measurement error direct:
E £ ± 0.05 % of the measure- ment final range value
Measurement error with electronically compensated clip-on CT`s:
E £ ± 0.20 % of the measure- ment final range value
400 mA ... 1.2 A a = 100
1.2 A ... 4 A a = 30
4 A ... 12 A a = 10
12 A ... 40 A a = 3
40 A ... 120 A a = 1
Display range: 1.0000 mA.... 120.0000 A
Measurement error: E £ ± 0.05 % 40 mA.... 120 A
of the measured value
E £ ± 0.05 % 1 mA.... 40 mA
of the measurement range final value
Electronically compensated Clip-on CT’s
Current range: 50 mA...... 100 A
Range: 50 mA ... 800 mA a = 125
800 mA ... 4 A a = 25
4 A ... 20 A a = 5
20 A ... 100 A a = 1
Display range: 50.00 mA.... 100.00 A
Measurement error: E £ ± 0.2% 0.5 A.... 100 A
E £ ± 1.0% 50 mA.... 499 mA
Display range: -1.00000 … 1.00000
Error calculation (E)
Constant range: 1 ... 1’000’000 Imp./kWh (kvarh, kVAh)
1 ... 1’000’000 Imp./Wh (varh, VAh)
1 ... 10’000 Imp./Ws (vars, VAs)
or 0.001 ... 100 Wh/Imp.
Display range: -100.000% ... +100.000%
Phase angle display
Resolution: 0.1°
Frequency inputs 1-3
Input level: 4 ... 12 V (24V)
Input frequency: max. 200 kHz Auxiliary voltage: 11 ... 13 V (I £ 60 mA) Min. impulse length. ³ 1 ms
Frequency outputs 1-3 (fo)
Output level: 5 V TTL short-circuit-proof Range 0.05 ... 100 A SCP = 1’250 Imp./Wh
Clip-on CT’s up to 1000 A
Measurement error: E £ ± 0.5 % 2 A … 1000 A
Output frequency:
o
= P
3600
of the measured value + error of the clip-on CT’s
Current transformers FLEX 3000
Measurement error: E £ ± 0.5 % 30 / 300 / 3000 A
of the measured value + error of the clip-on CT’s
Time base: 1 (0.2 ... 9999) s
Voltage measurement (U)
Voltage range: 0.04 V ... 480 V
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Range:
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0.04 V
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0.4 V
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ß =
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1200
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0.4 V
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5 V
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ß =
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96
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5 V
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60 V
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ß =
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8
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60 V
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120 V
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ß =
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4
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120 V
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240 V
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ß =
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2
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240 V
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480 V
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ß =
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1
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Display range: 0.04000................... V
Range 0.04 V … 5 V only at I-burden measurement active
Measurement error: E £ ± 0.05 % 30 V V
of the measured value
E £ ± 0.05 % 5 V........ V
of the measurement range final value
E £ ± 0.5 % 0.04 V V
of the corresponding measurement range final value
Time base: 1 (0.2.... 9999) s
a, b The factors of the highest cur- rent and voltage range reached are to be substituted here.
Output frequency: max. 60 kHz
Safety Requirements
- Isolation protection EN 61010-1
- CE-certified
- Degree of Device closed IP-68
Protection: Device open IP-40
- Storage Temp.: -20°C ... +60°C
- Relative humidity: £ 85% at Ta £ 21°C
- Relative humidity £ 95% at Ta £ 25°C at 30 days/year:
