Elmeasure · Circuit protection
Elmeasure EWave Thermal Magnetic MCCB
Price on enquiry
EWave series thermal magnetic moulded case circuit breakers from 100 A to 630 A, 36 kA.
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Key features
- Ranges from 100 A – 630 A in 250D, 400D and 630D frames
- 36 kA breaking capacity (ordering codes), Ics = 100% of Icu
- Adjustable overload setting 0.8 to 1.0 x In
- Adjustable short-circuit setting 6 to 10 x In
- 3 pole and 4 pole versions
Technical specifications
| Poles | 3/4 |
|---|---|
| Impulse withstand voltage Uimp | 8 kV |
| Rated operational voltage Ue (max) | 690 V |
| Rated insulation voltage Ui | 800 V |
| Utilisation category | A |
| Standard | IS/IEC60947-2, IEC60947-2 & EN60947-2 |
| Operating frequency | 50 / 60 Hz |
| Suitable for isolation / finger-proof terminals | Yes / Yes |
| IP class | IP40 |
| Pollution degree | III |
| Ambient temperature | -5°C to 55°C |
| Storage temperature | -35°C to 70°C |
| Mounting positions in vertical plane | Vertical and 90 deg in both directions |
| Release | TM (thermal magnetic) |
|---|---|
| Current range In | 100 – 250 A (250D), 250 – 400 A (400D), 400 – 630 A (630D) |
| Icu at 415/440 V AC (D version) | 36 kA |
| Ics | 100% of Icu |
| Making capacity (D version) | 75.6 kA |
| Total opening time | <10msec |
| Shunt release | SRE1250N415V |
|---|---|
| U/V release | UVEN630D240V |
| Spreader terminals | STEN3250/STEN4250, STEN3400/STEN4400, STEN3630/STEN4630 |
| Rotary operating mechanism | EROMEN2250 (250D), EROMEN3630 (400D, 630D) |
| Accessory types | Spreader terminals, phase barriers, undervoltage release, shunt release, auxiliary contact, trip alarm contact, direct and extended rotary handles |
Ordering codes
| Code | Rating | Description |
|---|---|---|
| E3N250D0125 | 100–125A | E3N 250D, 3 Pole, 36kA |
| E3N250D0160 | 125–160A | E3N 250D, 3 Pole, 36kA |
| E3N250D0200 | 160–200A | E3N 250D, 3 Pole, 36kA |
| E3N250D0250 | 200–250A | E3N 250D, 3 Pole, 36kA |
| E3N400D0320 | 250–320A | E3N 400D, 3 Pole, 36kA |
| E3N400D0400 | 320–400A | E3N 400D, 3 Pole, 36kA |
| E3N630D0500 | 400–500A | E3N 630D, 3 Pole, 36kA |
| E3N630D0630 | 500–630A | E3N 630D, 3 Pole, 36kA |
| E4N250D0125 | 100–125A | E4N 250D, 4 Pole, 36kA |
| E4N250D0160 | 125–160A | E4N 250D, 4 Pole, 36kA |
| E4N250D0200 | 160–200A | E4N 250D, 4 Pole, 36kA |
| E4N250D0250 | 200–250A | E4N 250D, 4 Pole, 36kA |
| E4N400D0320 | 250–320A | E4N 400D, 4 Pole, 36kA |
| E4N400D0400 | 320–400A | E4N 400D, 4 Pole, 36kA |
| E4N630D0500 | 400–500A | E4N 630D, 4 Pole, 36kA |
| E4N630D0630 | 500–630A | E4N 630D, 4 Pole, 36kA |
