PDC
Coupling capacitors for partial discharge measurement
- Nominal voltage 12/17.5 kVrms
- Embedded quadrupole with reference voltage output
- Embedded overvoltage protection
- Capacity 1000 pF
FAS
Optical accelerometers for end-winding measurement
- Resistive against high electromagnetic field
- Great electric isolation (more than 65 kVrms)
- Double output - displacement and acceleration
- Ouput sensitivity: acceleration 100 mV/g
ASC
Rotor magnetic flux sensors
- The sensor core is a search coil, detecting passing of every rotor winding coil
- Each sensor is manufactured individually according to generator construction
EMPDC
Coupling capacitors for partial discharge monitoring
- Nominal voltage (between phases) 16 kVrms
- Epoxy-mica
- Capacity 80 pF
- Usage for hydro and turbogenerators and large industrial motors