
Elmeasure · Circuit protection
Elmeasure Delta Air Circuit Breaker
₹ 1,00,000 /Piece
Air circuit breakers from 800 A to 6300 A in 3 frames, with FlexiShield FLS trip units.
Sankalp Electricals is an authorised channel partner of Elmeasure.
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Key features
- 800 A to 6300 A in 3 frames, breaking capacities 50 kA to 100 kA, up to 800 V AC
- 3 pole and 4 pole; manually or electrically operated; fixed or draw-out versions
- Icu = Ics = Icw for 1 second for total selectivity
- Electrical and mechanical anti-pumping, arc-chute interlock and smart-racking shutter interlock
- Snap-fit under-voltage, shunt and closing coil accessories
- Optional Modbus, Profibus and wireless Zigbee communication
Technical specifications
| Rated uninterrupted current (In) at 50°C | 400-2000, 2500, 400-4000, 400-5000, 6300 A (690 V AC range); ordering codes 800 A – 6300 A |
|---|---|
| Versions (690 V AC range) | N, S, H, V |
| Versions (800 V AC range) | N08, S08 |
| Poles | 3 Pole, 4 Pole |
| Rated operational voltage Ue (50/60 Hz) | Upto 690V AC; 800V AC (N08/S08) |
| Rated insulation voltage Ui (50/60 Hz) | 1000V AC; 1250V AC (800 V range) |
| Rated impulse withstand voltage Uimp | 12kV (main circuit) & 4kV (Auxiliary circuit) |
| Suitability for isolation | Yes |
| Utilization category | B |
| Compliance | IS / IEC 60947 (Part-2), EN 60947-2, IEC 60947-2 |
| Degree of protection on breaker front | IP53 standard, IP54 optional |
| Degree of impact protection on breaker front | IK08 standard, IK10 optional |
| Pollution degree suitability | 4 |
| Operational temperature range | -25°C to 70°C (As per IEC 60068-1 / IEC 60947-1Q) |
| Storage temperature range | -40°C to 85°C (As per IEC 60068-2-½) |
| Icu at 415/440V AC | 50 kA (N), 65 kA (S), 80 kA (H), 100 kA (V) |
|---|---|
| Icu at 500/550V AC | 42 kA (N), 55 kA (S), 65 – 70 kA (H), 85 kA (V) |
| Icu at 660/690V AC | 36 kA (N), 50 kA (S), 55 – 65 kA (H), 75 kA (V) |
| Ics | 100% Icu |
| Icw 0.5 sec / 1.0 sec | Equal to Icu at 415/440V AC: 50 / 65 / 80 / 100 kA |
| Icw 3.0 sec | 26 kA – 75 kA depending on rating and version |
| Icm at 415/440V AC | 105 kA (N), 143 kA (S), 176 kA (H), 220 kA (V) |
| Icu at 800V AC | 50 kA (N08), 65 kA (S08) |
|---|---|
| Ics | 100% Icu |
| Icw 1.0 sec | 50 kA (N08), 65 kA (S08) |
| Icw 3.0 sec | 36 kA (N08, 400-2000 A), 50 kA (N08, 400-4000/400-5000 A), 65 kA (S08) |
| Icm at 800V AC | 105 kA (N08), 143 kA (S08) |
| Break time | 25 ms |
|---|---|
| Closing time | 60 ms |
| Mechanical life (with routine maintenance) | 20000 (400-2000 / 2500 A), 15000 (400-4000 A), 10000 (400-5000 / 6300 A) |
| Fixed ACB, 3P width | 347 / 447 / 647 mm |
|---|---|
| Fixed ACB, 4P width | 447 / 581 / 847 mm |
| Fixed ACB, depth / height | 324 or 334 mm / 430 mm |
| Draw-out ACB, 3P width | 347 / 447 / 647 mm |
| Draw-out ACB, 4P width | 447 / 581 / 847 mm |
| Draw-out ACB, depth / height | 421 or 431 mm / 433 mm |
| Models | FLS 1.0, FLS 1G, FLS 1Gi, FLS 1.5G, FLS 1.5Gi, FLS 3.5, FLS 3.5EC, FLS 3.5H, FLS 4.5 |
|---|---|
| FLS 1.0 | Overload, short-circuit & instantaneous protection with adjustable current & time-delay settings |
| FLS 1G/1Gi, 1.5G/1.5Gi | Adds inbuilt earth-fault & neutral protection; current metering in FLS 1.5G/1.5Gi; ZSI in FLS 1Gi & 1.5Gi |
| FLS 3.5/3.5EC | Directional, double short-circuit, reverse power & phase sequence protection; current, voltage, power, energy & THD metering; ZSI, TCS, REF & EL |
| FLS 3.5H | As FLS 3.5 with current & voltage harmonics metering; optional communication |
| FLS 4.5 | Touch-screen; harmonics metering up to 27th order; oscillograph of fault current waveforms |
| Communication | Modbus, Profibus & wireless Zigbee |
| Simulation kit | Universal test kit for all FlexiShield releases; stores up to 10 test records |
| Breaking capacity | 50 kA |
|---|---|
| Rated current | 1200A |
| Number of poles | Four Pole |
| Certification | IS/IEC 60947-2 |
|---|
| Brand | ELMEASURE |
|---|
Ordering codes
| Code | Rating | Description |
|---|---|---|
| E3DLMD0800 | 800A | Delta ACB 3 Pole, manually drawn-out (MDO), model E3DLMD 800 |
| E3DLMD1000 | 1000A | Delta ACB 3 Pole, manually drawn-out (MDO), model E3DLMD 1000 |
| E3DLMD1250 | 1250A | Delta ACB 3 Pole, manually drawn-out (MDO), model E3DLMD 1250 |
| E3DLMD1600 | 1600A | Delta ACB 3 Pole, manually drawn-out (MDO), model E3DLMD 1600 |
| E3DLMD2000 | 2000A | Delta ACB 3 Pole, manually drawn-out (MDO), model E3DLMD 2000 |
| E3DLMD2500 | 2500A | Delta ACB 3 Pole, manually drawn-out (MDO), model E3DLMD 2500 |
| E3DLMD3200 | 3200A | Delta ACB 3 Pole, manually drawn-out (MDO), model E3DLMD 3200 |
| E3DLMD4000 | 4000A | Delta ACB 3 Pole, manually drawn-out (MDO), model E3DLMD 4000 |
| E3DLMD6300 | 6300A | Delta ACB 3 Pole, manually drawn-out (MDO), model E3DLMD 6300 |
| E3DLED0800 | 800A | Delta ACB 3 Pole, electrically drawn-out (EDO), model E3DLED 800 |
| E3DLED1000 | 1000A | Delta ACB 3 Pole, electrically drawn-out (EDO), model E3DLED 1000 |
| E3DLED1250 | 1250A | Delta ACB 3 Pole, electrically drawn-out (EDO), model E3DLED 1250 |
| E3DLED1600 | 1600A | Delta ACB 3 Pole, electrically drawn-out (EDO), model E3DLED 1600 |
| E3DLED2000 | 2000A | Delta ACB 3 Pole, electrically drawn-out (EDO), model E3DLED 2000 |
| E3DLED2500 | 2500A | Delta ACB 3 Pole, electrically drawn-out (EDO), model E3DLED 2500 |
| E3DLED3200 | 3200A | Delta ACB 3 Pole, electrically drawn-out (EDO), model E3DLED 3200 |
| E3DLED4000 | 4000A | Delta ACB 3 Pole, electrically drawn-out (EDO), model E3DLED 4000 |
| E3DLED6300 | 6300A | Delta ACB 3 Pole, electrically drawn-out (EDO), model E3DLED 6300 |
| E4DLMD0800 | 800A | Delta ACB 4 Pole, manually drawn-out (MDO), model E4DLMD 800 |
| E4DLMD1000 | 1000A | Delta ACB 4 Pole, manually drawn-out (MDO), model E4DLMD 1000 |
| E4DLMD1250 | 1250A | Delta ACB 4 Pole, manually drawn-out (MDO), model E4DLMD 1250 |
| E4DLMD1600 | 1600A | Delta ACB 4 Pole, manually drawn-out (MDO), model E4DLMD 1600 |
| E4DLMD2000 | 2000A | Delta ACB 4 Pole, manually drawn-out (MDO), model E4DLMD 2000 |
| E4DLMD2500 | 2500A | Delta ACB 4 Pole, manually drawn-out (MDO), model E4DLMD 2500 |
| E4DLMD3200 | 3200A | Delta ACB 4 Pole, manually drawn-out (MDO), model E4DLMD 3200 |
| E4DLMD4000 | 4000A | Delta ACB 4 Pole, manually drawn-out (MDO), model E4DLMD 4000 |
| E4DLMD6300 | 6300A | Delta ACB 4 Pole, manually drawn-out (MDO), model E4DLMD 6300 |
| E4DLED0800 | 800A | Delta ACB 4 Pole, electrically drawn-out (EDO), model E4DLED 800 |
| E4DLED1000 | 1000A | Delta ACB 4 Pole, electrically drawn-out (EDO), model E4DLED 1000 |
| E4DLED1250 | 1250A | Delta ACB 4 Pole, electrically drawn-out (EDO), model E4DLED 1250 |
| E4DLED1600 | 1600A | Delta ACB 4 Pole, electrically drawn-out (EDO), model E4DLED 1600 |
| E4DLED2000 | 2000A | Delta ACB 4 Pole, electrically drawn-out (EDO), model E4DLED 2000 |
| E4DLED2500 | 2500A | Delta ACB 4 Pole, electrically drawn-out (EDO), model E4DLED 2500 |
| E4DLED3200 | 3200A | Delta ACB 4 Pole, electrically drawn-out (EDO), model E4DLED 3200 |
| E4DLED4000 | 4000A | Delta ACB 4 Pole, electrically drawn-out (EDO), model E4DLED 4000 |
| E4DLED6300 | 6300A | Delta ACB 4 Pole, electrically drawn-out (EDO), model E4DLED 6300 |
Datasheets & brochures
Description
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