Rishabh CW 850 Open Loop Hall Effect Current Transducer, ±850 A
- Brand
- Rishabh
- Model number
- CW 850
Open loop Hall effect current transducer for ±850 A nominal (±2550 A range), AC to 25 kHz, DC or pulsating DC, with ±4 V isolated output and ±15 V supply; 64 x 21 mm busbar aperture.
Price and availability on request
Key features
- Hall effect measuring principle: AC (up to 25 kHz), DC and pulsating DC current
- Output galvanically isolated from input and supply
- Low insertion loss and low power consumption
- Reverse supply protection; high immunity to external interference
- Compact wall mounting design with 64 x 21 mm primary through hole
- Applications: AC and servo motor drives, DC motor drives, battery systems, UPS, SMPS, welding power units
Specifications
| Nominal RMS current (IN) | ±850 A |
|---|---|
| Measuring current range | ±2550 A |
| Frequency bandwidth (-3 dB) | DC … 25 kHz |
| Overload withstand | 30000 A for 60 seconds |
| Analog output | ±4 V at ±IN (RL = 10 kΩ); output resistance 100 Ω; load 1 kΩ to 10 kΩ |
|---|
| Error / linearity at IN | < ±1% of IN each (excluding offset) |
|---|---|
| Offset / hysteresis offset | < ±20 mV / < ±30 mV; offset drift < ±1 mV/K |
| Response | Delay to 90% < 5 µs |
| Auxiliary supply | ±15 V (±5%) bipolar |
|---|
| Standard / category | IEC 62477-1; installation category III; insulation test 5 kV, impulse 8.3 kV |
|---|---|
| Creepage / clearance | 15.7 mm / 12.7 mm |
| Operating temperature | -20 to 80 °C |
|---|---|
| Storage temperature | -40 to 85 °C |
| Dimensions | W 144 x H 62 x D 26 mm |
| Weight | 450 g approx. |
| Order code | CW50-030101000000 |
|---|
Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.
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