SEW 2820 EL Digital ELCB (RCD) Tester
- Brand
- SEW
- Model number
- 2820 EL
- Category
- RCD / ELCB Testers
Heavy-duty microprocessor ELCB tester for 100 V to 450 V L-E systems: measures trip current (ramp up to 999 mA) and trip time to 99.999 s, with 0° / 180° phase selection and over-temperature shutdown.
Price and availability on request
Key features
- Microprocessor-controlled
- Operating voltage 100-450V L-E
- Rated current 999mA at 317V AC/50Hz
- Checks ELCB trip time and trip point (sensitivity)
- Auto off and auto ranging
- Phase angle selection (0° / 180°)
- Indicates tripping phase angle
- Impact resistant enclosure
- Over temperature shut-down
- Transient protection
- Suitable for heavy industrial use
- Fused
Specifications
| Trip current range | 0-1A at 317V (auto-range, programmable) |
|---|---|
| Trip current resolution | 1mA |
| Operating voltage (L-E) | 100 - 450V |
| Phase angle setting | 0° and 180° selectable |
| Timer max / resolution | 99.999s / 1ms |
| Trip current / trip time / voltage | ±1%rdg ±1mA / ±1%rdg ±1dgt / ±3%rdg ±1dgt |
|---|
| Operating temperature / humidity | -10°C to +40°C, 80% max. relative humidity |
|---|---|
| Dimensions | 170 (L) x 120 (W) x 95 (D) mm |
| Weight | Approx. 800g (battery included) |
| Power source | 1.5V (AA) x 8 |
| Safety standard | EN IEC 61010-1 CAT III 450V, EN 61326-1 |
| Standard accessories | Instruction manual; test leads; shoulder belt; batteries |
|---|
Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.
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