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Elmeasure · Circuit protection

Elmeasure EWave Microprocessor (LSIG) MCCB

Price on enquiry

EWave series microprocessor MCCBs with LSIG protection from 40 A to 1250 A.

Sankalp Electricals is an authorised channel partner of Elmeasure.

Or call +91 98203 16440

Key features

  • Ranges from 40 A – 1250 A; 36 kA and 50 kA ordering codes, up to 100 kA on request
  • Adjustable overload 0.4 to 1.0 x In and short-circuit 1.5 to 8 x In
  • In-built ground fault protection from 20% to 50% of In
  • Adjustable neutral overload protection from 50–150% of Ir
  • Optional communication module for BEMS/SCADA

Applications

  • Industrial/manufacturing plants
  • Commercial buildings
  • Data centers
  • Healthcare facilities

Technical specifications

General
Poles3/4
Impulse withstand voltage Uimp8 kV
Rated operational voltage Ue (max)690 V
Rated insulation voltage Ui800 V
Utilisation categoryA
StandardIS/IEC60947-2, IEC60947-2 & EN60947-2
Operating frequency50 / 60 Hz
Suitable for isolation / finger-proof terminalsYes / Yes
IP classIP40
Pollution degreeIII
Ambient temperature-5°C to 55°C
Storage temperature-35°C to 70°C
Mounting positions in vertical planeVertical and 90 deg in both directions
Ratings
ReleaseMP (MTX1.0/2.0/3.0)
Current range40–160A (160DM), 100–250A (250DM), 160–400A (400DM), 250–630A (630DM), 400–1250A (1250NM)
Breaking capacity (ordering codes)36kA (160DM – 630DM), 50kA (1250NM)
Ics100% of Icu
Total opening time<10msec; <20msec (1250 A)
Dimensions 1250 A (W x D x H)210 x 143 x 370 mm (3P), 278 x 143 x 370 mm (4P)
Weight 1250 A (3/4 pole)17 / 22 kg
Protection settings
OverloadAdjustable 0.4 to 1.0 x In
Short-circuitAdjustable 1.5 to 8 x In
Ground faultIn-built, 20% to 50% of In
InstantaneousIn-built protection against short circuits
Neutral overloadAdjustable 50–150% of Ir
Trip classVariable (LSIG)
Accessories
Shunt releaseSRE1250N415V (250DM – 1250NM); on request for 160DM
U/V releaseUVEN630D240V (250DM – 630DM); UVE1250D240V (1250NM); on request for 160DM
Spreader terminalsSTEZ13160/STEZ14160, STEN3250/STEN4250, STEN3400/STEN4400, STEN3630/STEN4630, STEN3800, STEN31000, STEN31250, STEN4800, STEN41000, STEN41250
Rotary operating mechanismEROMEN2250 (250DM), EROMEN3630 (400DM, 630DM), EROMEN41250 (1250NM); on request for 160DM

Ordering codes

CodeRatingDescription
E3Z160DM016040–160A3 Pole, 36kA
E3N250DM0250100–250A3 Pole, 36kA
E3N400DM0400160–400A3 Pole, 36kA
E3N630DM0630250–630A3 Pole, 36kA
E3N1250NM1000400–1000A3 Pole, 50kA
E3N1250NM1250500–1250A3 Pole, 50kA
E4Z160DM016040–160A4 Pole, 36kA
E4N250DM0250100–250A4 Pole, 36kA
E4N400DM0400160–400A4 Pole, 36kA
E4N630DM0630250–630A4 Pole, 36kA
E4N1250NM1000400–1000A4 Pole, 50kA
E4N1250NM1250500–1250A4 Pole, 50kA

Datasheets & brochures

↓ Manufacturer catalogue (PDF)