This manual introduces the features and characteristics of the Landis & Gyr ZFB / ZMB310 and Landis & Gyr ZFB / ZMB405/410 energy meters
This manual provides detailed instructions for installing, commissioning, and maintaining the Landis & Gyr ZFB/ZMB310/ZMB405/410 combimeter series. It includes safety guidelines, mechanical and electrical installation steps, and procedures for parameterization and service.
The document also describes operating limits, output specifications, error handling, battery replacement, and disposal requirements, ensuring qualified personnel can safely work with the meters in various applications.
| Measurement voltage range | 0.8 Un – 1.15 Un |
|---|---|
| Power consumption (voltage circuit) | < 2 VA per phase (typical) |
| Maximum current Z.B310 | Metering max 100 A, thermal max 120 A |
| Ambient temperature operating range | -20 °C to +55 °C |
| Insulation strength | > 4 kV at 50 Hz for 1 min |
| Voltage impulse strength | > 8 kV with 1.2/50 µs |
Installation should only be carried out by qualified personnel and must follow local safety regulations.
The meter operates with a measurement voltage between 0.8 Un and 1.15 Un.