LA 205、LA 305 - Current Sensors
The LA 205 and LA 305 product series consist of closed-loop Hall effect current sensors that have been meticulously designed for the precise measurement of direct current (DC), alternating current (AC), and pulse currents, with nominal values ranging from 200 to 300 Arms. Importantly, these sensors provide galvanic isolation, enhancing safety and accuracy.
To facilitate integration into systems, both the LA 205 and LA 305 current sensors are intended for panel mounting. The LA 205 features a primary conductor aperture of 22.7 x 17.4 mm, while the LA 305 offers a larger aperture, measuring 25.5 x 25.5 mm.
Within industrial settings, these components have gained recognition for their outstanding accuracy and rapid response times, underscoring their suitability for use in a variety of industrial applications.
LA 205, LA 305 – Features and benefits
Main characteristics
- Closed loop (compensated) current transducer using the Hall effect
- Insulating plastic case recognized according to UL 94-V0
Benefits
- Excellent accuracy
- Very good linearity
- Low temperature drift
- Optimized response time
- Wide frequency bandwidth
- No insertion losses
- High immunity to external interference
- Current overload capability
Typical applications
Indeed, the LA 205 and LA 305 current sensors are expertly designed to meet the demands of industrial applications. These sensors excel in industrial environments, providing accurate current measurements and galvanic isolation, which are essential features for ensuring the safety and precision of various industrial processes and systems.
- AC variable speed drives and servo motor drives
- Static converters for DC motor drives
- Battery supplied applications
- Uninterruptible Power Supplies (UPS)
- Switched Mode Power Supplies (SMPS)
- Power supplies for welding applications
LEM LA 205, LA 305 – Download & Technical Characteristic
| Product | Check stock | Document | Primary nominal RMS current | Supply Voltage range | Op. Temperature |
|---|---|---|---|---|---|
| LA 205-S | Datasheet 3D | 200 A | 15 to 12 | -10 to 85 °C | |
| LA 205-S/SP1 | Datasheet | 200 A | 15 to 12 | -10 to 85 °C | |
| LA 205-S/SP21 | Datasheet 3D | 300 A | 24 to 15 | -40 to 85 °C | |
| LA 205-S/SP33 | Datasheet | 300 A | 15 to 15 | -40 to 70 °C | |
| LA 205-S/SP6 |
| Datasheet 3D | 200 A | 15 to 12 | -40 to 85 °C |
| LA 205-T/SP16 | Datasheet 3D | 200 A | 24 to 15 | -25 to 75 °C | |
| LA 255-S | Datasheet 3D | 250 A | 18 to 12 | -10 to 85 °C | |
| LA 305-S | Datasheet 3D | 300 A | 15 to 12 | -10 to 85 °C | |
| LA 305-S/SP1 | Datasheet | 500 A | 15 to 12 | -10 to 85 °C | |
| LA 305-S/SP19 | Datasheet 3D | 500 A | 24 to 15 | -40 to 85 °C | |
| LA 305-S/SP4 |
| Datasheet 3D | 300 A | 15 to 12 | -25 to 85 °C |
| LA 305-S/SP5 | Datasheet | 300 A | 15 to 12 | -10 to 85 °C | |
| LA 305-S/SP6 | Datasheet 3D | 300 A | 24 to 15 | -25 to 85 °C | |
| LA 305-S/SP8 | Datasheet 3D | 300 A | 15 to 12 | -40 to 85 °C |
LA 205 & LA 305 sensors – ASK FOR SAMPLES / QUOTATIONS
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