multict FASK

Rogowski coil

Measure, Current transformer

multict FASK flexible Stromwandler mit teilbarem Messsystem
Rogowski-Spule

multict FASK flexible current transformer with split measurement system

 

multict FASK flexible current transformer with split measurement system

They are fast and easy to install around busbars and cable bunches without interrupting the power.

The Rogowski coil combined with the QE-485 universal converter gives you a freely configurable analog and digital output as well as an RS-485 Modbus RTU interface.

The ROI-3 3-phase integrator is best suited for outputs with 3 x 1A. The integrator circuit is necessary to correct the phase of the passive Rogowski coil by 90°.

 

Application

Ideal for subsequent installation in existing systems.

 

 

Integrator ROI-3 Integrator ROI-3

Integrator ROI-3

An integrator circuit is necessary to correct the phase of the passive Rogowski coil by 90°. At the same time, it is preferable to get a standard signal to ensure compatibility with typical measuring devices.

The ROI-3 3-phase integrator is best suited for an output of 1 A. 3 Rogowski coils can be connected simultaneously. One 24 VCD source is required for voltage supply. It is designed to be installed on the DIN rail (TH35).

 

Application

An integrator is vital for comparing the output signal from Rogowski coils and shifting them by 90°.

 

Note for ordering: When ordering in conjunction with the Rogowski coil FASK, the primary rated current must be determined. There is a fixed transmission ratio like with a conventional current transformer (e.g. 1,000/1 A). The primary measuring range 0-1,000 A is mapped onto the secondary measuring range 0-1 A.

Highlights
Technical data – Rogowski coil
Technical data – Integrator ROI-3

The alternative if there is no space for the current transformer.

 

mutict FASK Rogowski coil

  • Quick and easy installation
  • Length of connecting cables 10 meters
  • The materials allow it to be used in environments with tough conditions
  • The coils are shielded, which gives them the best possible protection from interference

 

Integrator ROI-3

  • Compact housing
  • Connection of 3 Rogowski coils FASK
  • Standard output signal 1 A
Type FASK-100 FASK-150 FASK-200 FASK-300
Rated current reference 1000 A 3000 A 6000 A 10000 A
Coil length 395 mm 525 mm 665 mm 965 mm
Coil window size 100 mm 150 mm 200 mm 300 mm

 

Weight ca. 100-160 g
Transmission ratio 100 mV/kA @ 50 Hz
Transmission ratio error < 0.5% of the central position on the seal @ 25°C
Phase error ≤ 0.5 ° (30 angular minutes)
Maximum measurable current 100 kA
Coil resistance between 100 and 250 ohms
Coil diameter 8 mm
Supply line length 10 m
Temperature coefficient 400 ppm/K
Position error ± 1 % maximum
Linearity error ± 0.2 % maximum of measured value
Bandwidth 1 Hz to 100 kHz (- 3dB)
Working temperature range -30 to +80 °C
Storage temperature range -40 to +90 °C

 

Materials

Coil & cable Thermoplastic rubber flame-resistant in accordance with UL 94 V-0
Seal In accordance with PA6 UL 94 V-0
Color (coil) Orange
Shielding 100% coil and 100% supply line cable

 

Safety

Certificates CE certified

Fulfills EMC EN 61326-1:2006

IP 68

Insulation voltage Coil: 3000 V

Supply line: 1000 V

Safety 1000 V CATIII; 600 V CATIV

 

Type ROI-3
Number of phase connections 3
Rated output signal 1A AC rms
Max. output signal (overload) 1.5A AC rms
Primary rated currents [A] 250; 400; 630; 1.000; 1.500; 2.000; 4.000; 6.000; 10.000
Transmission accuracy 0.5 % at 1% (≥10 A) up to 110 % of the primary rated current @ 25°C
Phase error ≤ 0,5 °
Linearity ± 0.2 % of the measured value (at 10 – 120 % of the rated current)
Bandwidth 30 Hz to 5 kHz
Maximum load per phase 0,5 Ω
Energy consumption 10 W
Output at 0A (zero drift) ≤ 0.01A
Temperature drift 200 ppm/K
Weight 185 g
Dimensions 114 x 100 x 22.5 mm
Supply voltage 24V DC
Working temperature range -30 °C to +70 °C
Storage temperature range -30 °C to +70 °C
Relative humidity 80 % maximum without condensation
Protection level IP 20
Certification CE certified
Fittingly:
Gruppenbild der multimess Energiemessgeräte

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