Frequency Relay SK 9143

Numero Ordine: 0056009
Type: SK9143.11 AC50/60HZ +/-10% 230V

Frequency monitoring function in in-plant generation units and local power supply systems. altro

Descrizione del prodotto

Frequency monitoring function in in-plant generation units and local power supply systems.

According to IEC/EN 60255-1
Monitoring of overfrequency and underfrequency (selectable) in A.C. power systems
Selection of frequency range for 50 or 60 Hz systems
Adjustable response value
Adjustable hysteresis
De-energized on trip (output relay not activated in case of error)
LED indicators for measuring voltage and contact position
1 changeover contact
As option energized on trip (output relay activated in case of error)
Devices available in 2 enclosure versions:
IK 9143: depth 58 mm, with terminals at the bottom for installation systems and industrial distribution systems according to DIN 43 880
SK 9143: depth 98 mm, with terminals at the top for cabinets with mounting plate and cable duct
17.5 mm width