CHAUVIN ARNOUX CA-MN77 [4/16] Current clamps for ac current models mn10 and mn11
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CHAUVIN ARNOUX CA-MN77 [4/16] Current clamps for ac current models mn10 and mn11

CHAUVIN ARNOUX CA-MN77 [4/16] Current clamps for ac current models mn10 and mn11
Serie MN
Non-contractual document
906131102B - Ed 1
2.02 (1/1)
MN series
(1) Conditions of reference: 23 °C ± 3 °K, 20 to 70 % RH, sinusoidal signal with frequency of 48Hz to 65Hz, external magnetic fi eld <40A/m,
no DC components, no external conductor with circulating current, conductor centred for measurement, 1 Ω load.
(2) Out of reference domain.
•
Bandwidth:
40 Hz .. 10 kHz
•
Crest factor:
3 for a current of 200 A
RMS
•
Maximum currents:
200 A continuous for a frequency ≤ 3 kHz
(limitation proportional to the inverse of one third
of frequency beyond)
•
Load impedance:
≤10 Ω
•
Maximum output voltage
(secondary open):
Limited to 8 V peak max.
•
Operating voltage:
600V
RMS
•
Common mode voltage:
600V categoryIII and pollution degree 2
•
Infl uence of adjacent conductor:
≤15 mA / A at 50 Hz
•
Infl uence of conductor position in jaws:
≤0.5% of output signal at 50/60 Hz
•
Load infl uence: 0.2 .. 10 Ω
<0.5% on measurement
<0.5 ° on phase
•
Infl uence of frequency
(2)
:
<3% of output signal from 40 Hz .. 1 kHz
<12% of output signal from 1kHz .. 10 kHz
•
Infl uence of crest factor:
<4% of output signal for a crest factor of 3 and
current of 200 A
RMS
MECHANICAL SPECIFICATIONS
•
Operating temperature:
-10°C to +55 °C
•
Storage temperature:
-40°C to +70 °C
•
Infl uence of temperature:
≤0.15% of output signal per 10 °K
•
Relative humidity for operation:
0 to 85% RH decreasing linearly above 35°C
•
Infl uence of relative humidity:
<0.2% of output signal from 10% to 85% RH
•
Operating altitude:
0 to 2,000 m
•
Max. jaw opening:
20mm
•
Clamping capacity:
Cable: Ø max 20mm
Busbar: 1 busbar of 20 x 5mm
•
Casing protection rating:
IP40 (IEC529)
•
Drop test:
1 m (IEC68-2-32)
•
Shock resistance:
100 g (IEC68-2-27)
•
Vibration resistance:
10 / 55/10 Hz, 0.15mm (IEC68-2-6)
•
Self-extinguishing capability:
Casing: UL94 V2
Jaws: UL94 V0
•
Dimensions:
135 x 51 x 30mm
•
Weight:
180 g
•
Colours:
Dark grey case with red jaws
•
Output:
MN10:
Safety sockets (4mm)
MN11:
1.5 m two-wire lead with double or reinforced
insulation terminated by 2 elbowed male safety
plugs (4mm)
SAFETY SPECIFICATIONS
•
Electrical safety:
Instrument with double insulation or reinforced
insulation between the primary, the secondary and
the grippable part located under the guard as per
IEC1010-1 & IEC1010-2-032
- 600V categoryIII, pollution degree 2
- 300V category IV, pollution degree 2
•
Electromagnetic compatibility (EMC):
EN50081-1: class B
EN50082-2:
- Electrostatic discharge: IEC1000-4-2
- Radiated field: IEC1000-4-3
- Fast transients: IEC1000-4-4
- Magnetic field at 50/60 Hz: IEC1000-4-8
DESCRIPTION
An electronic voltage-limiting system protects output of
clamp when operating, if the secondary circuit is opened.
ELECTRICAL SPECIFICATIONS
•
Current range:
0.5 A AC .. 240 A AC
•
Current transformation ratio:
1000 / 1
•
Output signal:
1 mAAC / A AC (240 mA for 240 A)
•
Accuracy and phase shift
(1)
:
Primary current 0.5 A .. 10 A 10 A .. 40 A 40 A .. 100 A 100 A .. 150 A 150 A .. 200 A 200 A .. 240 A
Accuracy in% of output signal ≤3% + 0.5 mA ≤2.5% + 0.5 mA ≤2% + 0.5 mA ≤1% + 0.5 mA ≤2% + 0.5 mA ≤3% + 0.5 mA
Phase shift not specified ≤5° ≤3° ≤2.5° ≤2.5° ≤2.5°
Current
200 AAC
Ratio
1000 / 1
Output
1 mA / A
To order Reference
AC current clamp model MN10 with operating manual P01120403
AC current clamp model MN11 with operating manual P01120404
Current clamps for AC current
Models MN10 and MN11

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