Multi-functional current relay, AC, overcurrent/undercurrent/window discriminator function

Device features • Undercurrent and overcurrent monitoring in AC systems 0.1...16 A • Indirect current monitoring with standard current transformers x/1 A, x/5 A, x/10 A • Transformation ratio n allows adaptation to all standard current transformers x/1 A, x/5 A, x/10 A • Different monitoring functions selectable < I, > I or < I/> I • Start-up delay, response delay, delay on release • Adjustable switching hysteresis • Digital measured value display via multi-functional LC display • LEDs: Power On, Alarm 1, Alarm 2 • Measured value memory for operating value • Continuous self monitoring • Internal...

Undercurrent and overcurrent relay LINETRAXX® CME420 Operating elements 12 3 1 - Power On LED "ON" (green); lights when supply voltage is applied and flashes in the event of system fault alarm 2 - Alarm LED "ALT (yellow): lights when the set response value is exceeded or flashes in the event of system fault alarm 3 - Alarm LED "AL2" (yellow): lights when the value falls below the set response value or flashes in the event of system fault alarm Arrow up button: to change the measured value display, move upwards in the menu or to change parameters. To call up the self test: press the button "T"...

Undercurrent and overcurrent relay LINETRAXX® CME420 Z BENDER Undercurrent and overcurrent relay LINETRAXX® CME420 Z BENDER t - Start-up delay tan - Response time Operating time (fae) + Response delay (fan 1/2) toff - Delay on release

Undercurrent and overcurrent relay LINETRAXX® CME420 Technical data Rated insulation voltage 250 V Rated impulse voltage/overvoltage category 4 kV/III Maximum nominal voltage of the system being monitored when the conductor being monitored is directly connected: With protective separation AC 230 V Without protective separation AC 400 V Displays, memory Display LC display, multi-functional, not illuminated Measuring range measured value x transformation ratio factor AC 0.01.16 A x n Operating error at 50/60 Hz ±3 %, ±2 digits Operating error in the range of 42.2000 Hz ±5 %, ±2 digits Measured-value...

Ordering information Dimensions in mm Screw mounting Open the front plate cover in Note: The uPPer mounting cliP direction of arrow! must be ordered separately E& BENDER The Power in Electrical Safety6 P.O. Box 1161 • 35301 Gruenberg • Germany Londorfer Strasse 65 • 35305 Gruenberg • Germany Tel.: +49 6401 807-0 • Fax: +49 6401 807-259 E-Mail: [email protected] • www.bender.de