Item overview:
- Active power monitoring device
- Active power relay
- Cos Phi Guardian
- Effective power (cos phi) monitoring relay
- Relay
- Relay e.g. Measurement and reporting of active power
- Stress monitor
- Underload monitoring
from the following manufacturers:
Manufacturer overview catalogue Active power monitoring:
- Dold
- Metz
- Phoenix
- Pilz
- Siemens