Product Model
855-9150/2000-1251
Selling Points
- 1High Accuracy Measurement: Measures AC currents with an accuracy class of 0.5.
- 2Wide Measurement Range: Suitable for measuring currents from 10 A to 10,000 A.
- 3Robust Design: Features a split-core current transformer design with IP57 protection.
- 4Easy Installation: Includes a bayonet connector and mounting brackets for cable ties.
- 5Versatile Compatibility: Compatible with WAGO products like the 857-552 and 750-495/000-002 modules.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
Note | Rogowski technology allows the coils to measure a wide primary current range of up to 10,000 A without loss of accuracy, because there are no saturation effects. | Rated voltage | 1000 VACrms(Cat. III); 600 VACrms(Cat. IV) |
Impulse withstand voltage (1.2/50 μs) | 12.8kV | Protection type | IP57 |
Voltage for isolation test | AC 7.4?kV;?50?Hz;?1?min | Feedthrough for measurement conductor | ? 125 mm |
Cable length | 1.5m | Mounting type | Split-core current transformer (suspended) |
Weight | 130g | Ambient temperature (operation) | -40 … +80 °C |
Ambient temperature (storage) | -40 … +80 °C | Relative humidity | ≤?90% (without condensation) |
Operating altitude (max.) | 2000m | Conformity marking | CE |
Standards/specifications | EN 61010-1 | eCl@ss 10.0 | 27-21-09-02 |
eCl@ss 9.0 | 27-21-09-02 | ETIM 9.0 | EC002048 |
ETIM 8.0 | EC002048 | ECCN | NO US CLASSIFICATION |
PU (SPU) | 1?pcs | Packaging type | Bag |
Country of origin | CH | Customs tariff number | 90303370000 |
RoHS Compliance Status | Compliant,No Exemption | Measurement range | 10 A … 10,000 A (up to 4000 A in combination with recommended WAGO products) |
Measured variable | Current | Rated short-time thermal current I<sub>th</sub> | 300 kA at 50 Hz |
Mutual inductance M | 72.14nH | Rated frequency | 50 … 60?Hz |
Sensitivity | 22.5 mV/kA at 50 Hz | Output signal (max.) | 30V |
Internal resistance R<sub>i</sub> | 81Ω | Limit frequency | 373?kHz |
Accuracy class | 0.5 | Translation errors (all positions) | 0.75 % |
Translation errors (note) | Assuming that a primary conductor with a minimum diameter of 15 mm is used that is routed perpendicular to and in contact with the coil. |
Specifications may be subject to change without notice