XF2 Over and Underfrequency Supervision

Over and underfrequency supervision for one phase or three phase systems


The frequency relay XF2 of the easy PROFESSIONAL LINE is a digital measuring relay for the supervision of single- and three-phase AC-voltages. It offers reliable protection against inadmissible over- and underfrequency.

In addition it is possible to supervise the phase sequence.

The XF2 is compliant with IEC 60255-1.

XF2 (DIP setting for 50 Hz / 60 Hz) – ANSI 81O, 81U

Benefits of the Professional Line

Fast DIN rail mounting ⇛ easy and fast mounting
Sealable plastic covers ⇛ safe (see if anybody has broken the seal)
Super easy settings via front buttons ⇛ fast without computer
LED and output relays fault indication ⇛ easy to find out what has happened
Compact form factor ⇛ fits in small spaces
IT security ⇛ no way to attack via Ethernet
Robust and reliable ⇛ well proven reliable quality
Wide Range Power Supply ⇛ don’t worry about available supply voltage
Integrated Self-Test Procedure (via button) ⇛ fast and easy checks: relays, LEDs