MN Undervoltage Release

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Auxiliaries are mounted to the left of the circuit breaker and/or the supplementary protectors for a total width of 2.13 in 54mm maximum:
■ They are fixed using clips (No tools);
■ A maximum of 3 indication auxiliaries (OF, SD) on the same device;
■ A maximum of 2 tripping auxiliaries (MX+OF) or MN on the same device;
■ CE Marked;
■ For CSA C22.2 No. 5-02 circuit breakers File #179014;
■ For UL 489 circuit breaker File #217688;
■ For UL 1077 Supplementary Protectors File #E90509;
■ For CSA C22.2 No. 235-M04 Supplementary Protectors File #179014;
■ For IEC 60947-2 and IEC 60947-5-1 circuit breakers;
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Technical Data of MN Undervoltage Release

Category Number
27105 27106
27107 27108
Nominal Line Voltage 220-240 48 48 120 24 24
10-20%
Alternative Current

Direct Current



Operating Frequency, 50/60Hz


Minimum Cut-in Voltage, V
187 40.8 40.8 102 20.4 20.4
Minimum Tripping Voltage, V
Between 0.35 and 0.7 Un
Holding Current, A
0.014 0.03 0.02 0.011 0.04 0.02
Power Consumption, VA
3.3 1.6 1.1 1.3 1 0.5
Minimum Voltage Dip Time, ms
30 8 8 8 10 10

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