Product Description
Characteristics:
1. Flexible air-cored sensor
2. Can be opened
3. Installed around a primary conductor without interrupting the circuit
4. Quick and easy installation
5. Hard to reach areas and with large conductors
6. Flexible and lightweight measuring head
Available Models:
T-FCT(Thicker)
High voltage tolerance. Not easy to deformation. Suitable for high voltage, high temperature, and outdoor application.
Technical Specification:
1. Output signal(di/dt): 144 mV/1000A @ 60 Hz, 120 mV/1000A @ 50 Hz
2. Accuracy(typ. ): < 1% typical at 10% to 200% of rated current (most accurate position, 25° C)
3. Linearity (10% to 100% of range): ± 0.2% of reading
4. Bandwidth (-3dB): 2Hz to 100kHz
5. Internal resistance: 80 ± 10% Ohms/400mm
6. Conductor position sensitivity: ± 1% of reading
7. Output sensitivity tolerance: ± 2%
8. Max. Response time (10 to 90%): 1us
9. Phase error: ≤ 1%
10. Basic Frequency: 10Hz to 10kHz
11. Rated Current(A): 300A AC
12. Working Frequency: 0.8Hz to 10MHz
13. Measuring Range(crest factor< 1.5@Basic Frequency): 0.01 to 300kA
14. Load Resistance: > 1kΩ
15. Weight of Electronics: Approx. 100g
16. Transfer Ratio M: 0.05...10 μH
17. Sensor Cable Length: 200mm to 10m
18. Sensor Cable Diameter: 4mm to 20mm
19. Signal Cable Diameter: 2.0 to 5.0mm
20. Signal Cable Length: 0.1m to 100m
21. Output Connection: Banana Plug Pair Output Connection
22. BNC Output Connection: OEM Cable Output
23. Calibration Kit: Special Cable Lengths and/or Gains on request
24. Operating Temperature: -10 to +60° C
25. Storage Temperature: -20 to +70° C
Order Information:
Rated current( A ) Coil lengths( mm ) Coil lengths( mm ) Color
250A 300mm 1m Black
500A 520mm 2m Yellow
900A 800mm 3.5m Red
^...^...^...Blue
50000A Custom lengths Custom lengths Green
For example: ME333-1000-300-1-B has a 333mV output, a rated primary current 1000A, 300mm coil, 1m cable and it is black.
Advantages:
1. Simple to install in applications where space is limited.
2. The size of the Rogowski coil can be specified independently of the primary current.
3. Does not suffer from magnetic saturation.
4. Intrinsically safe.
Application:
1. Power meters
2. Energy sub-meters
3. Power quality monitoring
4. Condition monitoring
5. Distributed measurement systems.
6. Lighting current
7. Electric furnace
8. Harmonic management
9. Relay Protection
The FCT series can be configured to suit a great many applications. Please contact us to discuss your application.
Please feel free to contact me if anything unclear.