Monitoring relay MR-EU3M1P

Technical info

Meassuring circuit data


monitoring of phase sequence, phase failure and asymmetry

with adjustable asymmetrie, connection of neutral wire optional 

LED indicator

yellow LED, green LED

Measuring circuit 

 • terminals


• measuring variable

3N-, sinus, 48…63 Hz

• measuring input

= supply voltage 3(N)~ 400/230 V

• overload capacity

determined by tolerance specified for supply voltage

• asymmetry


Input circuit

Rated voltage U

3(N)~ 400/230 V

Rated power consumption

8,0 VA / 0,8 W

Rated frequency

AC: 48...63 Hz

Output circuit 

Number and type of contacts 

1 C/O - changeover

Rated load AC1

5 A / 250 V AC

Max. breaking capacity AC1

1 250 VA


Rated surge voltage

4 000 V AC

Overvoltage category

III PN-EN 60664-1

Insulation pollution degree

2, if built-in 3 PN-EN 60664-1