Product Model: EFZ-3
Power Supply: High-performance lithium battery
Certification: Explosion-proof certification, suitable for use in explosive zones
Product Functions: Records natural lightning peaks, time, polarity, and frequency
Product Applications: Suitable for industries such as cultural heritage buildings, power systems, energy systems, railway systems, lightning rods, communication base stations, etc.
The Fortsurge EFZ series lightning current recorder is widely used in various fields such as cultural heritage buildings, power systems, energy systems, railway systems, lightning rods, and communication base stations. It can be installed on lightning arresters or grounding down conductors to measure and record lightning current peaks, lightning times, strikes, and polarities, providing data support for lightning accident analysis and lightning protection design and renovation.
The Fortsurge EFZ series lightning current recorder is explosion-proof certified, compact in size, easy to install, strong anti-interference ability, and high reliability. The lightning recorder communicates wirelessly with software platforms, enabling automatic data saving and one-click querying. It is powered by high-performance lithium batteries, allowing continuous use for 2-3 years with easy maintenance.
| Specifications | Ex-EFZ-3 (Explosion-proof) | EFZ-3 (Non-explosion-proof) |
| Transmission Method | Wired / Wireless | Wired / Wireless |
| Viewing Method | Local / Cloud-based | Local / Cloud-based |
| Power Supply | High-performance lithium battery | High-performance lithium battery |
| Measurement Range | ±3~±100KA， ±0.5~±30KA | ±3~±100KA， ±0.5~±30KA |
| Measurement Channels | 2 (Positive and negative polarity) | 2 (Positive and negative polarity) |
| Recorded Data | Lightning current peak, occurrence time, and frequency | Lightning current peak, occurrence time, and frequency |
| Operating Environment | -20°C to 55°C, humidity below 95%, altitude below 3000 meters | -20°C to 55°C, humidity below 95%, altitude below 3000 meters |
| Data Storage | Local / Cloud | Local / Cloud |
| Installation Method | Fixed with U-shaped clamp on grounding down conductor, or fixed on wall | Fixed with U-shaped clamp on grounding down conductor, or fixed on wall |
| Dimensions | 200 x 200 x 140 mm | 120 x 170 x 90 mm |
| Product Weight | 2500 g | 700 g |
| Protection Level | IP54 | IP65 |
| Compliance Standards | GB/T 33350.6-2016; GB/T 3836.1/2/4-2021; | GB/T 33350.6-2016 |
| Explosion-proof Certification | Ex db eb IIB T4 Gb | – |