Shree NM Electricals Limited
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With Electronic Trip Units

with electronic trip micrologic 2M.jpeg
  • Ics = 100% Icu as per IEC 60947-2
  • Suitable for Isolation
  • Adjustable overload Ir 0.45 - 1 x In
  • Adjustable short circuit Isd 5 - 13 x Ir
  • Trip class selection ,Class 5, Class10 & Class 20
  • Phase unbalance or Phase Loss
  • Type - 2 Co-ordination charts upto 315 kW at 400V
  • Front indication LEDs (Ready & temperature rise alarm)
  • Breaking Capacity enhancement upto 150kA with a higher capacity upstream (Cascading)
  • Adjustable neutral protection - N , N/2, OFF for 4 Pole MCCB
  • Reted at 65 C as per motor standards
Breaking Capacity lcs as per IEC 60947-2 Reted Current Three Pole Reference Unit MRP [Rs.] Action
36 kA 25 A LV429828 12950 Details
36 kA 50 A LV429827 12950 Details
36 kA 100 A LV429825 12950 Details
36 kA 150 A LV430985 20010 Details
36 kA 220 A LV431160 28250 Details
36 kA 320 A LV432775 34880 Details
36 kA 500 A LV432975 42800 Details
50 kA 25 A LV429833 16160 Details
50 kA 50 A LV429832 16160 Details
50 kA 100 A LV429830 16160 Details
50 kA 150 A LV430988 21940 Details
50 kA 220 A LV431165 29960 Details
50 kA 320 A LV432776 43010 Details
50 kA 500 A LV432976 45480 Details
70 kA 25 A LV429838 18940 Details
70 kA 50 A LV429837 18940 Details
70 kA 100 A LV429835 18940 Details
70 kA 150 A LV430991 29430 Details
70 kA 220 A LV431170 33710 Details
70 kA 320 A LV432777 47830 Details
70 kA 500 A LV432977 55320 Details

Micrologic 6 E-M

micrologic trip units2_1.jpeg

In addition to Embedded Metering features of Micrologic 6E , the below Motor Application parameters are present in Micrologic 6E - M

  1. Overload protection : Ir 0.45 - 1 x In
  2. Short circuit protection : Isd 5 - 13 x Ir
  3. Ground fault protection : Ig 0.4 - 1 1 x In ( for In = 40A) & 0.2 - 1 X In ( for In >40A) and tg l tON /OFF 0.1 - 0.4s
  4. Phase unbalance or Phase loss
  5. Trip class selection : class 5, class10, class20 & class30
  6. Cooling  fan selection : self cooled or fan cooled motors
  7. Iunbalance :10 - 40% of average current and time delay 0.7s (starting) & 1-10s (normal operation )
  8. Locked Rotor : Ijam 1-8 x Ir or Ijam can be made OFF and tjam 1-30s
  9. Under - Load (under-current ): Iund 0.3 - 0.9 x Ir or Iund can be made OFF and tlong 1 - 200s
  10. Long Start IIong 1 - 8 x Ir  or llong can be made OFF and tlong 1 - 200s
  11. Neutral : OFF or 0.5 x Ir or oversized neutral standard
  12. Front indication LEDs (Ready & temperature rise alarm)
  13. Zone Selection lnterlocking (zsi)as standard
  14. Fault distinction on the display of trip unit (type of fault , interrupted fault current and faulty phase)
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