LEGRAND MP2.10-MP4.10 Manuel D'instructions page 51

Protection unit MP2.10
1.2 Power on / Navigation
1.2.1 Power supply modes
- Self-powered by integrated current transformers
- Powered by EMS (see EMS guide)
- USB port input (PC, power bank, BLE Dongle ref. 0 283 10)
1.2.2 Power on
Once the protection unit is active, the LED display will be visible.
The information shown depends on the state of the circuit breaker.
1. Normal operating condition (Breaker closed, no alarm/fault condition); the value relating to PHASE L1 L2
L3 N appears
2. Alarm condition (breaker closed, alarm in progress);
Possible alarms, shown on the display
I1>0.9 Ir
I2>1.05 Ir
The protection LED will also switch on indicating the type of alarm
(see section "MP2.10 status LED")
3. Fault condition (breaker tripped), the symbol of the cause will switch on Ir, Isd, Ii, Ig and the phase
involved in the trip I1 I2 I3 N (if present)
In the digits the unit measurement of the I interrupted in A or KA
In case of trip due to temperature, °C is indicated in the digits, in case of trip due to Isf, ISF is indicated in
the digits, in case of test, test is written in the digit.
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